/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 03:26:18,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 03:26:18,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 03:26:18,814 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 03:26:18,814 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 03:26:18,816 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 03:26:18,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 03:26:18,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 03:26:18,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 03:26:18,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 03:26:18,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 03:26:18,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 03:26:18,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 03:26:18,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 03:26:18,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 03:26:18,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 03:26:18,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 03:26:18,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 03:26:18,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 03:26:18,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 03:26:18,840 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 03:26:18,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 03:26:18,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 03:26:18,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 03:26:18,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 03:26:18,848 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 03:26:18,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 03:26:18,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 03:26:18,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 03:26:18,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2023-05-04 03:26:18,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 03:26:18,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 03:26:18,854 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 03:26:18,855 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 03:26:18,875 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 03:26:18,875 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 03:26:18,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 03:26:18,876 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 03:26:18,876 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 03:26:18,876 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 03:26:18,877 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 03:26:18,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 03:26:18,877 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 03:26:18,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 03:26:18,878 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 03:26:18,878 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 03:26:18,878 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 03:26:18,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 03:26:18,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 03:26:18,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 03:26:18,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 03:26:18,879 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 03:26:18,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 03:26:18,879 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 03:26:18,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 03:26:18,879 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 03:26:18,879 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 03:26:18,880 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 03:26:18,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 03:26:18,880 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 03:26:18,880 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 03:26:18,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 03:26:18,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 03:26:18,881 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 03:26:18,881 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 03:26:18,881 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 03:26:18,881 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 03:26:18,881 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 03:26:18,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 03:26:18,882 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 03:26:18,882 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> true [2023-05-04 03:26:19,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 03:26:19,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 03:26:19,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 03:26:19,085 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 03:26:19,085 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 03:26:19,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c [2023-05-04 03:26:19,128 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8403f5b54/f8d6c05bcb1a414f82008bad5bb1b9d1/FLAG8b7d1c8ab [2023-05-04 03:26:19,570 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 03:26:19,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c [2023-05-04 03:26:19,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8403f5b54/f8d6c05bcb1a414f82008bad5bb1b9d1/FLAG8b7d1c8ab [2023-05-04 03:26:19,919 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8403f5b54/f8d6c05bcb1a414f82008bad5bb1b9d1 [2023-05-04 03:26:19,921 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 03:26:19,923 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 03:26:19,927 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 03:26:19,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 03:26:19,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 03:26:19,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:26:19" (1/1) ... [2023-05-04 03:26:19,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1eeeccfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:19, skipping insertion in model container [2023-05-04 03:26:19,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 03:26:19" (1/1) ... [2023-05-04 03:26:19,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 03:26:19,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 03:26:20,165 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c[3018,3031] [2023-05-04 03:26:20,184 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 03:26:20,193 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 03:26:20,210 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-min-max-inc.wvr.c[3018,3031] [2023-05-04 03:26:20,213 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 03:26:20,222 INFO L208 MainTranslator]: Completed translation [2023-05-04 03:26:20,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20 WrapperNode [2023-05-04 03:26:20,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 03:26:20,223 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 03:26:20,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 03:26:20,223 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 03:26:20,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,242 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,268 INFO L138 Inliner]: procedures = 26, calls = 63, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2023-05-04 03:26:20,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 03:26:20,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 03:26:20,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 03:26:20,270 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 03:26:20,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,277 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,310 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,311 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 03:26:20,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 03:26:20,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 03:26:20,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 03:26:20,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (1/1) ... [2023-05-04 03:26:20,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 03:26:20,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:20,351 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) [2023-05-04 03:26:20,358 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 [2023-05-04 03:26:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 03:26:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 03:26:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 03:26:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 03:26:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 03:26:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 03:26:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 03:26:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 03:26:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-05-04 03:26:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-05-04 03:26:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-05-04 03:26:20,383 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-05-04 03:26:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 03:26:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-05-04 03:26:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-05-04 03:26:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 03:26:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 03:26:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 03:26:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 03:26:20,386 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 03:26:20,516 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 03:26:20,517 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 03:26:20,797 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 03:26:20,888 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 03:26:20,888 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2023-05-04 03:26:20,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:26:20 BoogieIcfgContainer [2023-05-04 03:26:20,890 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 03:26:20,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 03:26:20,892 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 03:26:20,897 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 03:26:20,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 03:26:19" (1/3) ... [2023-05-04 03:26:20,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5917f099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:26:20, skipping insertion in model container [2023-05-04 03:26:20,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 03:26:20" (2/3) ... [2023-05-04 03:26:20,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5917f099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 03:26:20, skipping insertion in model container [2023-05-04 03:26:20,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 03:26:20" (3/3) ... [2023-05-04 03:26:20,904 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-min-max-inc.wvr.c [2023-05-04 03:26:20,910 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 03:26:20,917 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 03:26:20,917 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 03:26:20,917 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 03:26:21,005 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-05-04 03:26:21,049 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 03:26:21,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 03:26:21,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:21,066 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) [2023-05-04 03:26:21,068 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 [2023-05-04 03:26:21,092 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 03:26:21,118 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 03:26:21,123 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@661b0da3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 03:26:21,124 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2023-05-04 03:26:21,572 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:21,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:21,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1341120190, now seen corresponding path program 1 times [2023-05-04 03:26:21,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:21,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638567906] [2023-05-04 03:26:21,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:21,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-05-04 03:26:21,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:21,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638567906] [2023-05-04 03:26:21,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638567906] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 03:26:21,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 03:26:21,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 03:26:21,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145300440] [2023-05-04 03:26:21,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 03:26:21,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 03:26:21,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:21,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 03:26:21,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 03:26:21,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:21,979 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:21,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 68.5) internal successors, (137), 2 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:21,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:22,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:22,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 03:26:22,023 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:22,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:22,024 INFO L85 PathProgramCache]: Analyzing trace with hash -874542220, now seen corresponding path program 1 times [2023-05-04 03:26:22,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:22,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692169705] [2023-05-04 03:26:22,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:22,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:22,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:22,539 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-05-04 03:26:22,539 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:22,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692169705] [2023-05-04 03:26:22,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692169705] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 03:26:22,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 03:26:22,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-05-04 03:26:22,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739751979] [2023-05-04 03:26:22,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 03:26:22,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-05-04 03:26:22,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:22,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-05-04 03:26:22,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-05-04 03:26:22,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:22,546 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:22,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 7 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:22,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:22,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:22,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:22,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:22,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 03:26:22,742 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:22,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:22,743 INFO L85 PathProgramCache]: Analyzing trace with hash 281425005, now seen corresponding path program 1 times [2023-05-04 03:26:22,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:22,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868293562] [2023-05-04 03:26:22,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:22,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:22,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 43 proven. 2 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-05-04 03:26:23,154 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:23,154 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868293562] [2023-05-04 03:26:23,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868293562] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:23,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880190260] [2023-05-04 03:26:23,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:23,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:23,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:23,159 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) [2023-05-04 03:26:23,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 03:26:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:23,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 10 conjunts are in the unsatisfiable core [2023-05-04 03:26:23,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-05-04 03:26:23,634 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:23,975 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2023-05-04 03:26:23,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880190260] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:23,976 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:23,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2023-05-04 03:26:23,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520404193] [2023-05-04 03:26:23,976 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:23,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2023-05-04 03:26:23,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:23,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2023-05-04 03:26:23,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2023-05-04 03:26:23,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:23,978 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:23,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 11.25) internal successors, (270), 24 states have internal predecessors, (270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:23,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:23,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:23,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:24,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:24,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:24,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:24,281 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-05-04 03:26:24,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-05-04 03:26:24,484 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:24,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:24,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1821847892, now seen corresponding path program 2 times [2023-05-04 03:26:24,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:24,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409062844] [2023-05-04 03:26:24,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:24,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:25,006 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 61 proven. 24 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-05-04 03:26:25,006 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:25,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409062844] [2023-05-04 03:26:25,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409062844] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:25,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1935337701] [2023-05-04 03:26:25,007 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:26:25,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:25,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:25,008 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) [2023-05-04 03:26:25,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 03:26:25,243 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:26:25,243 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:26:25,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 16 conjunts are in the unsatisfiable core [2023-05-04 03:26:25,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:25,684 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-04 03:26:25,684 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:26,151 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 86 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-04 03:26:26,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1935337701] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:26,152 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:26,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 44 [2023-05-04 03:26:26,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763740853] [2023-05-04 03:26:26,152 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:26,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-05-04 03:26:26,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:26,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-05-04 03:26:26,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=1604, Unknown=0, NotChecked=0, Total=1892 [2023-05-04 03:26:26,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:26,155 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:26,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 8.545454545454545) internal successors, (376), 44 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:26,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:26,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:26,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:26,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:26,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:26,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:26,727 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-05-04 03:26:26,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:26,891 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:26,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:26,892 INFO L85 PathProgramCache]: Analyzing trace with hash 210177844, now seen corresponding path program 3 times [2023-05-04 03:26:26,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:26,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402887065] [2023-05-04 03:26:26,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:26,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 53 proven. 50 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-05-04 03:26:27,238 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:27,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402887065] [2023-05-04 03:26:27,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402887065] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:27,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084665838] [2023-05-04 03:26:27,239 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:26:27,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:27,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:27,251 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) [2023-05-04 03:26:27,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 03:26:27,526 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-05-04 03:26:27,526 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:26:27,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 40 conjunts are in the unsatisfiable core [2023-05-04 03:26:27,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:28,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 03:26:28,164 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-05-04 03:26:28,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 03:26:28,243 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-05-04 03:26:28,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-05-04 03:26:28,326 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2023-05-04 03:26:28,415 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-05-04 03:26:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-05-04 03:26:28,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:29,270 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse1 (+ c_~A~0.offset (* c_thread1Thread1of1ForFork0_~i~0 4)))) (and (forall ((v_ArrVal_254 (Array Int Int)) (v_ArrVal_255 (Array Int Int))) (let ((.cse0 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_254) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_255) c_~A~0.base))) (let ((.cse2 (select .cse0 c_~A~0.offset))) (or (not (< c_~min~0 (select .cse0 .cse1))) (< 2147483646 .cse2) (< c_~min~0 (+ 2 .cse2)))))) (forall ((v_ArrVal_254 (Array Int Int)) (v_ArrVal_255 (Array Int Int))) (let ((.cse5 (select (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_254) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_255) c_~A~0.base))) (let ((.cse4 (select .cse5 .cse1)) (.cse3 (select .cse5 c_~A~0.offset))) (or (< 2147483646 .cse3) (< c_~min~0 .cse4) (< .cse4 (+ 2 .cse3)))))))) is different from false [2023-05-04 03:26:29,385 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse2 (+ c_~A~0.offset (* c_thread1Thread1of1ForFork0_~i~0 4)))) (and (forall ((v_ArrVal_254 (Array Int Int)) (v_ArrVal_253 (Array Int Int)) (v_ArrVal_255 (Array Int Int))) (let ((.cse1 (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_253) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_254) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_255) c_~A~0.base))) (let ((.cse0 (select .cse1 c_~A~0.offset))) (or (< c_~min~0 (+ 2 .cse0)) (< 2147483646 .cse0) (not (< c_~min~0 (select .cse1 .cse2))))))) (forall ((v_ArrVal_254 (Array Int Int)) (v_ArrVal_253 (Array Int Int)) (v_ArrVal_255 (Array Int Int))) (let ((.cse5 (select (store (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_253) |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_254) |c_ULTIMATE.start_main_~#t4~0#1.base| v_ArrVal_255) c_~A~0.base))) (let ((.cse3 (select .cse5 .cse2)) (.cse4 (select .cse5 c_~A~0.offset))) (or (< c_~min~0 .cse3) (< 2147483646 .cse4) (< .cse3 (+ 2 .cse4)))))))) is different from false [2023-05-04 03:26:29,467 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2023-05-04 03:26:29,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084665838] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:29,467 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:29,468 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 21, 11] total 41 [2023-05-04 03:26:29,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982464066] [2023-05-04 03:26:29,468 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:29,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2023-05-04 03:26:29,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:29,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2023-05-04 03:26:29,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1350, Unknown=17, NotChecked=150, Total=1640 [2023-05-04 03:26:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:29,469 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:29,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 10.073170731707316) internal successors, (413), 41 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:29,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:29,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:29,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:29,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:29,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:35,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:35,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:35,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:35,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:35,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-04 03:26:35,519 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-05-04 03:26:35,685 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:35,686 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:35,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:35,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1819172635, now seen corresponding path program 4 times [2023-05-04 03:26:35,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:35,686 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562685138] [2023-05-04 03:26:35,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:35,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:36,097 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 41 proven. 73 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 03:26:36,097 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:36,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562685138] [2023-05-04 03:26:36,098 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562685138] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:36,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [987238312] [2023-05-04 03:26:36,098 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:26:36,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:36,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:36,099 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) [2023-05-04 03:26:36,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 03:26:36,212 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:26:36,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:26:36,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 18 conjunts are in the unsatisfiable core [2023-05-04 03:26:36,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:36,624 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 54 proven. 60 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 03:26:36,624 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 76 proven. 38 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 03:26:37,026 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [987238312] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:37,026 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:37,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 44 [2023-05-04 03:26:37,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941647049] [2023-05-04 03:26:37,027 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:37,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2023-05-04 03:26:37,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:37,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2023-05-04 03:26:37,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=1575, Unknown=0, NotChecked=0, Total=1892 [2023-05-04 03:26:37,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:37,029 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:37,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 8.204545454545455) internal successors, (361), 44 states have internal predecessors, (361), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-04 03:26:37,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-04 03:26:38,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:38,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 03:26:38,440 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:38,440 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:38,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:38,441 INFO L85 PathProgramCache]: Analyzing trace with hash -801033078, now seen corresponding path program 5 times [2023-05-04 03:26:38,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:38,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719084017] [2023-05-04 03:26:38,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:38,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:39,019 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 184 proven. 59 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-04 03:26:39,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:39,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719084017] [2023-05-04 03:26:39,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719084017] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:39,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2122418723] [2023-05-04 03:26:39,019 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 03:26:39,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:39,020 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:39,023 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) [2023-05-04 03:26:39,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-04 03:26:39,321 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2023-05-04 03:26:39,321 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:26:39,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 26 conjunts are in the unsatisfiable core [2023-05-04 03:26:39,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:39,965 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 217 proven. 46 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-04 03:26:39,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:40,746 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 217 proven. 46 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-04 03:26:40,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2122418723] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:40,747 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:40,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 27, 27] total 70 [2023-05-04 03:26:40,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929556304] [2023-05-04 03:26:40,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:40,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2023-05-04 03:26:40,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:40,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2023-05-04 03:26:40,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=683, Invalid=4147, Unknown=0, NotChecked=0, Total=4830 [2023-05-04 03:26:40,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:40,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:40,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 7.4714285714285715) internal successors, (523), 70 states have internal predecessors, (523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-04 03:26:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:40,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:41,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2023-05-04 03:26:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:41,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:26:41,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-04 03:26:42,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:42,079 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:42,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:42,079 INFO L85 PathProgramCache]: Analyzing trace with hash -749331869, now seen corresponding path program 6 times [2023-05-04 03:26:42,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:42,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595449670] [2023-05-04 03:26:42,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:42,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:42,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:42,740 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 118 proven. 235 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-05-04 03:26:42,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:42,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595449670] [2023-05-04 03:26:42,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595449670] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:42,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577231526] [2023-05-04 03:26:42,740 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 03:26:42,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:42,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:42,742 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) [2023-05-04 03:26:42,761 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-05-04 03:26:43,128 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2023-05-04 03:26:43,128 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:26:43,131 INFO L263 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 15 conjunts are in the unsatisfiable core [2023-05-04 03:26:43,134 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2023-05-04 03:26:43,414 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:43,787 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 348 trivial. 0 not checked. [2023-05-04 03:26:43,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577231526] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:43,787 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:43,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 7, 9] total 37 [2023-05-04 03:26:43,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684947593] [2023-05-04 03:26:43,787 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:43,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2023-05-04 03:26:43,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:43,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2023-05-04 03:26:43,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=1203, Unknown=0, NotChecked=0, Total=1332 [2023-05-04 03:26:43,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:43,791 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:43,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 13.837837837837839) internal successors, (512), 37 states have internal predecessors, (512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:26:43,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:48,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:26:48,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:48,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:26:48,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:26:48,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-05-04 03:26:49,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:49,145 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:49,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:49,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1071370723, now seen corresponding path program 7 times [2023-05-04 03:26:49,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:49,145 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744312778] [2023-05-04 03:26:49,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:49,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:49,904 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 146 proven. 280 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 03:26:49,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:49,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744312778] [2023-05-04 03:26:49,904 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744312778] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:49,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062575556] [2023-05-04 03:26:49,904 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-05-04 03:26:49,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:49,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:49,907 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) [2023-05-04 03:26:49,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-05-04 03:26:50,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:50,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 596 conjuncts, 30 conjunts are in the unsatisfiable core [2023-05-04 03:26:50,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:50,782 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 177 proven. 249 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 03:26:50,782 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 220 proven. 206 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-05-04 03:26:51,518 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1062575556] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:51,518 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:51,518 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31, 31] total 74 [2023-05-04 03:26:51,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9262020] [2023-05-04 03:26:51,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:51,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 74 states [2023-05-04 03:26:51,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:51,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2023-05-04 03:26:51,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=812, Invalid=4590, Unknown=0, NotChecked=0, Total=5402 [2023-05-04 03:26:51,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:51,520 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:51,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 74 states, 74 states have (on average 6.945945945945946) internal successors, (514), 74 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:26:51,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:54,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:54,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:54,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:54,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:26:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:26:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:26:54,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:26:54,038 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-05-04 03:26:54,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-05-04 03:26:54,237 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:54,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:54,238 INFO L85 PathProgramCache]: Analyzing trace with hash 2139059784, now seen corresponding path program 8 times [2023-05-04 03:26:54,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:54,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451844776] [2023-05-04 03:26:54,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:54,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:26:55,157 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 481 proven. 179 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-05-04 03:26:55,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:26:55,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451844776] [2023-05-04 03:26:55,158 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451844776] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:26:55,158 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1765168420] [2023-05-04 03:26:55,158 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 03:26:55,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:26:55,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:26:55,159 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) [2023-05-04 03:26:55,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-05-04 03:26:55,407 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 03:26:55,408 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:26:55,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 34 conjunts are in the unsatisfiable core [2023-05-04 03:26:55,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:26:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 521 proven. 154 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-04 03:26:56,404 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:26:57,506 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 440 proven. 235 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-05-04 03:26:57,507 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1765168420] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:26:57,507 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:26:57,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 97 [2023-05-04 03:26:57,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569445383] [2023-05-04 03:26:57,507 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:26:57,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2023-05-04 03:26:57,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:26:57,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2023-05-04 03:26:57,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1100, Invalid=8212, Unknown=0, NotChecked=0, Total=9312 [2023-05-04 03:26:57,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:57,511 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:26:57,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 7.0) internal successors, (679), 97 states have internal predecessors, (679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:26:57,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:59,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:26:59,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:26:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:26:59,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:26:59,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:26:59,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:26:59,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:26:59,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:26:59,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:26:59,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:26:59,414 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-05-04 03:26:59,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-05-04 03:26:59,613 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:26:59,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:26:59,613 INFO L85 PathProgramCache]: Analyzing trace with hash 66778049, now seen corresponding path program 9 times [2023-05-04 03:26:59,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:26:59,613 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041845655] [2023-05-04 03:26:59,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:26:59,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:26:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:27:00,674 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 457 proven. 273 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-05-04 03:27:00,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:27:00,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041845655] [2023-05-04 03:27:00,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041845655] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:27:00,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786734900] [2023-05-04 03:27:00,675 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 03:27:00,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:27:00,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:27:00,676 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) [2023-05-04 03:27:00,693 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-05-04 03:27:02,069 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2023-05-04 03:27:02,069 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:27:02,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 38 conjunts are in the unsatisfiable core [2023-05-04 03:27:02,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:27:02,870 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 85 proven. 446 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2023-05-04 03:27:02,871 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:27:03,268 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 74 proven. 190 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2023-05-04 03:27:03,269 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786734900] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:27:03,269 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:27:03,269 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 39, 16] total 91 [2023-05-04 03:27:03,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026623550] [2023-05-04 03:27:03,269 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:27:03,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 91 states [2023-05-04 03:27:03,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:27:03,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2023-05-04 03:27:03,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=7692, Unknown=0, NotChecked=0, Total=8190 [2023-05-04 03:27:03,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:03,273 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:27:03,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 91 states, 91 states have (on average 6.428571428571429) internal successors, (585), 91 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:27:03,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:50,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:27:50,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 609 states. [2023-05-04 03:27:50,660 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-05-04 03:27:50,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-05-04 03:27:50,857 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:27:50,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:27:50,857 INFO L85 PathProgramCache]: Analyzing trace with hash 869156260, now seen corresponding path program 10 times [2023-05-04 03:27:50,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:27:50,857 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204743483] [2023-05-04 03:27:50,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:27:50,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:27:50,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:27:52,001 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 579 proven. 294 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 03:27:52,001 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:27:52,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204743483] [2023-05-04 03:27:52,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204743483] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:27:52,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2131649255] [2023-05-04 03:27:52,001 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 03:27:52,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:27:52,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:27:52,003 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:27:52,004 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-05-04 03:27:52,172 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 03:27:52,172 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:27:52,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 548 conjuncts, 42 conjunts are in the unsatisfiable core [2023-05-04 03:27:52,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:27:53,719 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 612 proven. 261 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 03:27:53,719 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:27:54,801 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 612 proven. 261 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 03:27:54,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2131649255] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:27:54,802 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:27:54,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43, 43] total 104 [2023-05-04 03:27:54,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118861956] [2023-05-04 03:27:54,802 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:27:54,803 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 104 states [2023-05-04 03:27:54,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:27:54,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2023-05-04 03:27:54,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1558, Invalid=9154, Unknown=0, NotChecked=0, Total=10712 [2023-05-04 03:27:54,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:54,807 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:27:54,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 104 states, 104 states have (on average 6.346153846153846) internal successors, (660), 104 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:27:54,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:27:54,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:27:54,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:27:54,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 609 states. [2023-05-04 03:27:54,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:00,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 609 states. [2023-05-04 03:28:00,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-04 03:28:00,586 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-05-04 03:28:00,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-05-04 03:28:00,786 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:28:00,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:28:00,787 INFO L85 PathProgramCache]: Analyzing trace with hash -944297955, now seen corresponding path program 11 times [2023-05-04 03:28:00,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:28:00,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593672798] [2023-05-04 03:28:00,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:28:00,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:28:00,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:28:01,997 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 270 proven. 667 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 03:28:01,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:28:01,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593672798] [2023-05-04 03:28:01,998 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593672798] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:28:01,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657901121] [2023-05-04 03:28:01,998 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-05-04 03:28:01,998 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:28:01,998 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:28:01,999 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:28:02,000 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-05-04 03:28:04,938 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2023-05-04 03:28:04,938 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:28:04,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 40 conjunts are in the unsatisfiable core [2023-05-04 03:28:04,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:28:06,614 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 58 proven. 554 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2023-05-04 03:28:06,615 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:28:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 938 backedges. 58 proven. 45 refuted. 0 times theorem prover too weak. 835 trivial. 0 not checked. [2023-05-04 03:28:06,964 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657901121] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:28:06,964 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:28:06,964 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 41, 8] total 86 [2023-05-04 03:28:06,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337972699] [2023-05-04 03:28:06,964 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:28:06,965 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 86 states [2023-05-04 03:28:06,965 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:28:06,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2023-05-04 03:28:06,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=414, Invalid=6896, Unknown=0, NotChecked=0, Total=7310 [2023-05-04 03:28:06,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:06,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:28:06,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 86 states, 86 states have (on average 6.593023255813954) internal successors, (567), 86 states have internal predecessors, (567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:28:06,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 609 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-04 03:28:06,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 609 states. [2023-05-04 03:29:25,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2023-05-04 03:29:25,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 576 states. [2023-05-04 03:29:25,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2023-05-04 03:29:25,277 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-05-04 03:29:25,277 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2023-05-04 03:29:25,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 03:29:25,278 INFO L85 PathProgramCache]: Analyzing trace with hash -487152977, now seen corresponding path program 12 times [2023-05-04 03:29:25,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 03:29:25,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257814739] [2023-05-04 03:29:25,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 03:29:25,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 03:29:25,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 03:29:27,038 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 1150 proven. 362 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-05-04 03:29:27,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 03:29:27,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257814739] [2023-05-04 03:29:27,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257814739] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 03:29:27,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1931518638] [2023-05-04 03:29:27,038 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-05-04 03:29:27,039 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 03:29:27,039 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 03:29:27,040 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 03:29:27,041 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-05-04 03:29:32,213 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2023-05-04 03:29:32,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 03:29:32,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 56 conjunts are in the unsatisfiable core [2023-05-04 03:29:32,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 03:29:33,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 80 proven. 1195 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-05-04 03:29:33,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 03:29:34,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 496 proven. 139 refuted. 0 times theorem prover too weak. 965 trivial. 0 not checked. [2023-05-04 03:29:34,732 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1931518638] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 03:29:34,732 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 03:29:34,733 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 57, 13] total 110 [2023-05-04 03:29:34,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377448050] [2023-05-04 03:29:34,733 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 03:29:34,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 110 states [2023-05-04 03:29:34,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 03:29:34,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2023-05-04 03:29:34,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=516, Invalid=11474, Unknown=0, NotChecked=0, Total=11990 [2023-05-04 03:29:34,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:29:34,736 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 03:29:34,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 110 states, 110 states have (on average 6.1) internal successors, (671), 110 states have internal predecessors, (671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 609 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 576 states. [2023-05-04 03:29:34,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2023-05-04 03:38:24,757 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 03:38:24,757 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 [2023-05-04 03:38:24,757 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 [2023-05-04 03:38:24,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2023-05-04 03:38:24,953 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-05-04 03:38:24,953 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2023-05-04 03:38:24,955 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2023-05-04 03:38:24,955 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2023-05-04 03:38:24,955 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2023-05-04 03:38:24,956 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2023-05-04 03:38:24,956 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2023-05-04 03:38:24,964 INFO L444 BasicCegarLoop]: Path program histogram: [12, 1, 1] [2023-05-04 03:38:24,967 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 03:38:24,967 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 03:38:24,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 03:38:24 BasicIcfg [2023-05-04 03:38:24,969 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 03:38:24,969 INFO L158 Benchmark]: Toolchain (without parser) took 725045.92ms. Allocated memory was 246.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 219.8MB in the beginning and 5.1GB in the end (delta: -4.9GB). Peak memory consumption was 3.2GB. Max. memory is 8.0GB. [2023-05-04 03:38:24,969 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 166.7MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 03:38:24,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.19ms. Allocated memory is still 246.4MB. Free memory was 219.8MB in the beginning and 215.8MB in the end (delta: 4.0MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2023-05-04 03:38:24,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.65ms. Allocated memory is still 246.4MB. Free memory was 215.8MB in the beginning and 214.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 03:38:24,970 INFO L158 Benchmark]: Boogie Preprocessor took 43.50ms. Allocated memory is still 246.4MB. Free memory was 214.3MB in the beginning and 212.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 03:38:24,970 INFO L158 Benchmark]: RCFGBuilder took 576.50ms. Allocated memory is still 246.4MB. Free memory was 212.2MB in the beginning and 188.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2023-05-04 03:38:24,970 INFO L158 Benchmark]: TraceAbstraction took 724076.99ms. Allocated memory was 246.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 187.0MB in the beginning and 5.1GB in the end (delta: -4.9GB). Peak memory consumption was 3.2GB. Max. memory is 8.0GB. [2023-05-04 03:38:24,971 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 166.7MB. Free memory is still 121.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 296.19ms. Allocated memory is still 246.4MB. Free memory was 219.8MB in the beginning and 215.8MB in the end (delta: 4.0MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.65ms. Allocated memory is still 246.4MB. Free memory was 215.8MB in the beginning and 214.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.50ms. Allocated memory is still 246.4MB. Free memory was 214.3MB in the beginning and 212.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 576.50ms. Allocated memory is still 246.4MB. Free memory was 212.2MB in the beginning and 188.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. * TraceAbstraction took 724076.99ms. Allocated memory was 246.4MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 187.0MB in the beginning and 5.1GB in the end (delta: -4.9GB). Peak memory consumption was 3.2GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5970467, independent: 5823092, independent conditional: 5819985, independent unconditional: 3107, dependent: 147375, dependent conditional: 147326, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5861296, independent: 5823092, independent conditional: 5819985, independent unconditional: 3107, dependent: 38204, dependent conditional: 38155, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5861296, independent: 5823092, independent conditional: 5819985, independent unconditional: 3107, dependent: 38204, dependent conditional: 38155, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7332661, independent: 5823092, independent conditional: 152606, independent unconditional: 5670486, dependent: 1509569, dependent conditional: 1318759, dependent unconditional: 190810, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7332661, independent: 5823092, independent conditional: 152606, independent unconditional: 5670486, dependent: 1509569, dependent conditional: 478648, dependent unconditional: 1030921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7332661, independent: 5823092, independent conditional: 152606, independent unconditional: 5670486, dependent: 1509569, dependent conditional: 478648, dependent unconditional: 1030921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6588, independent: 3235, independent conditional: 468, independent unconditional: 2767, dependent: 3353, dependent conditional: 3304, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6588, independent: 2766, independent conditional: 0, independent unconditional: 2766, dependent: 3822, dependent conditional: 0, dependent unconditional: 3822, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3822, independent: 469, independent conditional: 468, independent unconditional: 1, dependent: 3353, dependent conditional: 3304, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3822, independent: 469, independent conditional: 468, independent unconditional: 1, dependent: 3353, dependent conditional: 3304, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14181, independent: 2033, independent conditional: 2026, independent unconditional: 7, dependent: 12149, dependent conditional: 11889, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7332661, independent: 5819857, independent conditional: 152138, independent unconditional: 5667719, dependent: 1506216, dependent conditional: 475344, dependent unconditional: 1030872, unknown: 6588, unknown conditional: 3772, unknown unconditional: 2816] , Statistics on independence cache: Total cache size (in pairs): 6588, Positive cache size: 3235, Positive conditional cache size: 468, Positive unconditional cache size: 2767, Negative cache size: 3353, Negative conditional cache size: 3304, Negative unconditional cache size: 49, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 840111, Maximal queried relation: 13, Independence queries for same thread: 109171 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 2051, Number of trivial persistent sets: 1465, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3156, independent: 3107, independent conditional: 0, independent unconditional: 3107, dependent: 49, dependent conditional: 0, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 5970467, independent: 5823092, independent conditional: 5819985, independent unconditional: 3107, dependent: 147375, dependent conditional: 147326, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5861296, independent: 5823092, independent conditional: 5819985, independent unconditional: 3107, dependent: 38204, dependent conditional: 38155, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5861296, independent: 5823092, independent conditional: 5819985, independent unconditional: 3107, dependent: 38204, dependent conditional: 38155, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7332661, independent: 5823092, independent conditional: 152606, independent unconditional: 5670486, dependent: 1509569, dependent conditional: 1318759, dependent unconditional: 190810, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7332661, independent: 5823092, independent conditional: 152606, independent unconditional: 5670486, dependent: 1509569, dependent conditional: 478648, dependent unconditional: 1030921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7332661, independent: 5823092, independent conditional: 152606, independent unconditional: 5670486, dependent: 1509569, dependent conditional: 478648, dependent unconditional: 1030921, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6588, independent: 3235, independent conditional: 468, independent unconditional: 2767, dependent: 3353, dependent conditional: 3304, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6588, independent: 2766, independent conditional: 0, independent unconditional: 2766, dependent: 3822, dependent conditional: 0, dependent unconditional: 3822, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3822, independent: 469, independent conditional: 468, independent unconditional: 1, dependent: 3353, dependent conditional: 3304, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3822, independent: 469, independent conditional: 468, independent unconditional: 1, dependent: 3353, dependent conditional: 3304, dependent unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14181, independent: 2033, independent conditional: 2026, independent unconditional: 7, dependent: 12149, dependent conditional: 11889, dependent unconditional: 260, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 7332661, independent: 5819857, independent conditional: 152138, independent unconditional: 5667719, dependent: 1506216, dependent conditional: 475344, dependent unconditional: 1030872, unknown: 6588, unknown conditional: 3772, unknown unconditional: 2816] , Statistics on independence cache: Total cache size (in pairs): 6588, Positive cache size: 3235, Positive conditional cache size: 468, Positive unconditional cache size: 2767, Negative cache size: 3353, Negative conditional cache size: 3304, Negative unconditional cache size: 49, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 840111, Maximal queried relation: 13, Independence queries for same thread: 109171 - TimeoutResultAtElement [Line: 120]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 111]: 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: 113]: 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: 110]: 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: 112]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 200 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 723.9s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 12, EmptinessCheckTime: 680.6s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4703, 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: 0.4s SsaConstructionTime, 10.8s SatisfiabilityAnalysisTime, 28.1s InterpolantComputationTime, 6719 NumberOfCodeBlocks, 6565 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 9864 ConstructedInterpolants, 18 QuantifiedInterpolants, 42033 SizeOfPredicates, 344 NumberOfNonLiveVariables, 6718 ConjunctsInSsa, 365 ConjunctsInUnsatCore, 38 InterpolantComputations, 2 PerfectInterpolantSequences, 12576/19284 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