/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random7777.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-8a14012e553caa636f65c1137831746b6d9875cd-8a14012 [2021-08-07 10:20:46,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-07 10:20:46,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-07 10:20:46,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-07 10:20:46,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-07 10:20:46,467 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-07 10:20:46,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-07 10:20:46,476 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-07 10:20:46,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-07 10:20:46,494 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-07 10:20:46,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-07 10:20:46,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-07 10:20:46,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-07 10:20:46,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-07 10:20:46,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-07 10:20:46,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-07 10:20:46,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-07 10:20:46,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-07 10:20:46,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-07 10:20:46,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-07 10:20:46,524 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-07 10:20:46,528 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-07 10:20:46,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-07 10:20:46,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-07 10:20:46,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-07 10:20:46,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-07 10:20:46,531 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-07 10:20:46,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-07 10:20:46,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-07 10:20:46,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-07 10:20:46,533 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-07 10:20:46,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-07 10:20:46,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-07 10:20:46,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-07 10:20:46,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-07 10:20:46,536 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-07 10:20:46,537 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-07 10:20:46,537 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-07 10:20:46,538 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-07 10:20:46,538 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-07 10:20:46,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-07 10:20:46,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Random7777.epf [2021-08-07 10:20:46,564 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-07 10:20:46,564 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-07 10:20:46,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-07 10:20:46,565 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-07 10:20:46,566 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-07 10:20:46,566 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-07 10:20:46,566 INFO L138 SettingsManager]: * Use SBE=true [2021-08-07 10:20:46,567 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-07 10:20:46,567 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-07 10:20:46,567 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-07 10:20:46,567 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-07 10:20:46,567 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-07 10:20:46,568 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-07 10:20:46,568 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-07 10:20:46,568 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-07 10:20:46,568 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-07 10:20:46,568 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-07 10:20:46,569 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-07 10:20:46,569 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-07 10:20:46,569 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-07 10:20:46,569 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-07 10:20:46,569 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-07 10:20:46,570 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-07 10:20:46,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 10:20:46,570 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-07 10:20:46,570 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-07 10:20:46,570 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-07 10:20:46,571 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-07 10:20:46,571 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-08-07 10:20:46,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-07 10:20:46,571 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-07 10:20:46,571 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-08-07 10:20:46,572 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-07 10:20:46,572 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-08-07 10:20:46,572 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-07 10:20:46,572 INFO L138 SettingsManager]: * Random seed used by POR DFS order=7777 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-07 10:20:46,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-07 10:20:46,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-07 10:20:46,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-07 10:20:46,916 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-07 10:20:46,917 INFO L275 PluginConnector]: CDTParser initialized [2021-08-07 10:20:46,918 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-08-07 10:20:47,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a834e01d9/3f906e75b85a4075b13a8b217e55fa2f/FLAG6473e6915 [2021-08-07 10:20:47,906 INFO L306 CDTParser]: Found 1 translation units. [2021-08-07 10:20:47,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i [2021-08-07 10:20:47,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a834e01d9/3f906e75b85a4075b13a8b217e55fa2f/FLAG6473e6915 [2021-08-07 10:20:47,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a834e01d9/3f906e75b85a4075b13a8b217e55fa2f [2021-08-07 10:20:47,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-07 10:20:47,958 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-07 10:20:47,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-07 10:20:47,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-07 10:20:47,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-07 10:20:47,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 10:20:47" (1/1) ... [2021-08-07 10:20:47,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62801c86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:47, skipping insertion in model container [2021-08-07 10:20:47,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.08 10:20:47" (1/1) ... [2021-08-07 10:20:47,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-07 10:20:48,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-07 10:20:48,693 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-08-07 10:20:48,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 10:20:48,730 INFO L203 MainTranslator]: Completed pre-run [2021-08-07 10:20:48,785 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-08-07 10:20:48,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-07 10:20:48,880 INFO L208 MainTranslator]: Completed translation [2021-08-07 10:20:48,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48 WrapperNode [2021-08-07 10:20:48,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-07 10:20:48,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-07 10:20:48,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-07 10:20:48,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-07 10:20:48,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-07 10:20:48,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-07 10:20:48,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-07 10:20:48,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-07 10:20:48,947 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:48,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-07 10:20:49,009 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-07 10:20:49,009 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-07 10:20:49,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-07 10:20:49,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (1/1) ... [2021-08-07 10:20:49,021 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-07 10:20:49,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:20:49,036 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) [2021-08-07 10:20:49,052 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 [2021-08-07 10:20:49,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-08-07 10:20:49,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-08-07 10:20:49,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-07 10:20:49,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-08-07 10:20:49,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-08-07 10:20:49,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-08-07 10:20:49,088 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-08-07 10:20:49,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-08-07 10:20:49,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-07 10:20:49,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-07 10:20:49,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-07 10:20:49,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-07 10:20:49,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-07 10:20:49,090 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-07 10:20:49,792 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-07 10:20:49,792 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-08-07 10:20:49,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 10:20:49 BoogieIcfgContainer [2021-08-07 10:20:49,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-07 10:20:49,799 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-07 10:20:49,799 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-07 10:20:49,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-07 10:20:49,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.08 10:20:47" (1/3) ... [2021-08-07 10:20:49,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd9d961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 10:20:49, skipping insertion in model container [2021-08-07 10:20:49,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.08 10:20:48" (2/3) ... [2021-08-07 10:20:49,803 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cd9d961 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.08 10:20:49, skipping insertion in model container [2021-08-07 10:20:49,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.08 10:20:49" (3/3) ... [2021-08-07 10:20:49,804 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2021-08-07 10:20:49,810 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-08-07 10:20:49,810 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-07 10:20:49,810 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-08-07 10:20:49,810 INFO L509 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-07 10:20:49,858 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,858 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,858 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,858 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,859 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,859 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,859 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,859 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,859 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,859 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,860 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,860 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,860 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,860 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,860 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,860 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,861 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,861 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,861 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,861 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,861 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,861 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,861 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,862 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,862 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,862 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,862 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,862 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,862 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,862 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,863 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,863 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,863 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,863 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,863 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,863 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,863 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,864 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,865 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,866 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,866 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,867 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,867 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,867 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,867 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,867 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,867 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,867 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,868 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,868 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,868 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,868 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,868 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,868 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,869 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,870 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,870 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,870 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,870 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,870 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,870 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,870 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,871 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,872 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,872 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,872 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,872 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,872 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,872 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,872 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,873 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,874 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,875 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,876 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,877 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,878 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,879 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,879 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,879 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,879 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,880 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,880 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,880 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,880 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,880 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,880 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,880 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,881 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,882 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,883 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,884 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,884 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,884 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,884 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,884 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,884 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,884 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,885 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,886 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,886 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,886 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,886 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,886 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,886 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,886 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,887 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,888 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,889 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,889 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,889 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,889 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,889 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,889 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,890 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,891 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,892 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,892 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,892 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,892 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,892 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,895 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,896 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,897 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,902 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,902 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,902 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,902 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,902 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,903 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,903 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,903 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,903 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,904 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,904 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,905 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,905 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,905 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,905 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,905 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,905 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,905 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-07 10:20:49,921 INFO L148 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2021-08-07 10:20:49,959 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 10:20:49,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:20:49,961 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) [2021-08-07 10:20:49,965 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 [2021-08-07 10:20:49,983 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-08-07 10:20:49,990 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 10:20:49,990 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-07 10:20:50,059 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:20:50,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:20:50,064 INFO L82 PathProgramCache]: Analyzing trace with hash 775060061, now seen corresponding path program 1 times [2021-08-07 10:20:50,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:20:50,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302344553] [2021-08-07 10:20:50,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:50,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:20:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:50,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-07 10:20:50,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:20:50,499 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302344553] [2021-08-07 10:20:50,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302344553] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:20:50,500 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:20:50,501 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-07 10:20:50,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181824199] [2021-08-07 10:20:50,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-07 10:20:50,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:20:50,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-07 10:20:50,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-07 10:20:50,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:50,524 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:20:50,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.0) internal successors, (76), 2 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:20:50,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-07 10:20:51,236 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:20:51,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:20:51,239 INFO L82 PathProgramCache]: Analyzing trace with hash 349772105, now seen corresponding path program 1 times [2021-08-07 10:20:51,239 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:20:51,239 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861585144] [2021-08-07 10:20:51,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:51,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:20:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:51,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:20:51,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:20:51,421 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861585144] [2021-08-07 10:20:51,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861585144] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:20:51,421 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:20:51,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-07 10:20:51,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763972490] [2021-08-07 10:20:51,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-07 10:20:51,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:20:51,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-07 10:20:51,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-07 10:20:51,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,424 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:20:51,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:20:51,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:51,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-07 10:20:51,685 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:20:51,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:20:51,691 INFO L82 PathProgramCache]: Analyzing trace with hash -155989258, now seen corresponding path program 1 times [2021-08-07 10:20:51,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:20:51,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [73676478] [2021-08-07 10:20:51,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:51,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:20:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:51,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:20:51,865 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:20:51,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [73676478] [2021-08-07 10:20:51,865 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [73676478] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:20:51,865 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:20:51,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-07 10:20:51,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076135061] [2021-08-07 10:20:51,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 10:20:51,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:20:51,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 10:20:51,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-07 10:20:51,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,868 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:20:51,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:20:51,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:51,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:51,868 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:52,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:52,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:52,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-07 10:20:52,297 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:20:52,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:20:52,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1333746986, now seen corresponding path program 1 times [2021-08-07 10:20:52,299 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:20:52,299 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805519812] [2021-08-07 10:20:52,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:52,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:20:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-07 10:20:52,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:20:52,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805519812] [2021-08-07 10:20:52,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1805519812] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:20:52,451 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:20:52,451 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-07 10:20:52,451 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076055198] [2021-08-07 10:20:52,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 10:20:52,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:20:52,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 10:20:52,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-07 10:20:52,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:52,455 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:20:52,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:20:52,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:52,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:52,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:52,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:53,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:53,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:53,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:53,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:20:53,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-07 10:20:53,108 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:20:53,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:20:53,109 INFO L82 PathProgramCache]: Analyzing trace with hash 536560755, now seen corresponding path program 1 times [2021-08-07 10:20:53,109 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:20:53,109 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15887453] [2021-08-07 10:20:53,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:53,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:20:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:53,297 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-08-07 10:20:53,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:20:53,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15887453] [2021-08-07 10:20:53,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15887453] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:20:53,298 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-07 10:20:53,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-07 10:20:53,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315522391] [2021-08-07 10:20:53,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 10:20:53,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:20:53,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 10:20:53,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-07 10:20:53,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:53,301 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:20:53,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.2) internal successors, (186), 5 states have internal predecessors, (186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:20:53,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:53,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:53,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:53,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:20:53,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:53,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:53,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:53,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:53,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:20:53,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:53,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-07 10:20:53,663 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:20:53,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:20:53,663 INFO L82 PathProgramCache]: Analyzing trace with hash 83802012, now seen corresponding path program 1 times [2021-08-07 10:20:53,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:20:53,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877568042] [2021-08-07 10:20:53,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:53,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:20:53,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:54,606 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 15 proven. 76 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-08-07 10:20:54,607 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:20:54,607 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877568042] [2021-08-07 10:20:54,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877568042] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:20:54,607 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331725756] [2021-08-07 10:20:54,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:54,608 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:20:54,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:20:54,609 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) [2021-08-07 10:20:54,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-07 10:20:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:54,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-07 10:20:54,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:20:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-08-07 10:20:55,994 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [331725756] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-07 10:20:55,994 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-07 10:20:55,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2021-08-07 10:20:55,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493547692] [2021-08-07 10:20:55,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-07 10:20:55,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:20:55,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-07 10:20:55,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-08-07 10:20:55,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:55,996 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:20:55,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.0) internal successors, (205), 5 states have internal predecessors, (205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:20:55,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:55,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:55,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:55,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:20:55,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:55,997 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:56,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:20:56,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:20:56,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:56,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:20:56,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:56,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:20:56,453 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-07 10:20:56,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-08-07 10:20:56,649 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:20:56,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:20:56,650 INFO L82 PathProgramCache]: Analyzing trace with hash 767544130, now seen corresponding path program 2 times [2021-08-07 10:20:56,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:20:56,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326442563] [2021-08-07 10:20:56,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:20:56,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:20:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:20:57,357 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 15 proven. 76 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-08-07 10:20:57,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:20:57,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326442563] [2021-08-07 10:20:57,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326442563] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:20:57,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959706060] [2021-08-07 10:20:57,357 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-07 10:20:57,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:20:57,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:20:57,359 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) [2021-08-07 10:20:57,385 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-07 10:20:57,653 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-07 10:20:57,653 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:20:57,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 15 conjunts are in the unsatisfiable core [2021-08-07 10:20:57,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:20:57,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:20:58,147 INFO L388 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 26 treesize of output 14 [2021-08-07 10:21:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 15 proven. 76 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-08-07 10:21:00,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1959706060] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:00,254 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:21:00,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2021-08-07 10:21:00,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [584740410] [2021-08-07 10:21:00,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-07 10:21:00,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:21:00,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-07 10:21:00,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2021-08-07 10:21:00,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:00,258 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:21:00,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 23.846153846153847) internal successors, (310), 13 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:21:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:00,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:01,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:01,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:01,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:01,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:01,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:01,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:01,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:01,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-07 10:21:01,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:01,501 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:21:01,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:21:01,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1427582674, now seen corresponding path program 3 times [2021-08-07 10:21:01,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:21:01,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072013615] [2021-08-07 10:21:01,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:21:01,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:21:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:21:02,440 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 30 proven. 312 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-08-07 10:21:02,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:21:02,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072013615] [2021-08-07 10:21:02,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072013615] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:02,441 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1959320982] [2021-08-07 10:21:02,441 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-07 10:21:02,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:02,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:21:02,445 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) [2021-08-07 10:21:02,472 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-07 10:21:02,999 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-07 10:21:03,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:21:03,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-07 10:21:03,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:21:03,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:21:03,446 INFO L388 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 26 treesize of output 14 [2021-08-07 10:21:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 30 proven. 312 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-08-07 10:21:06,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1959320982] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:06,182 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:21:06,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 15 [2021-08-07 10:21:06,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105794581] [2021-08-07 10:21:06,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-07 10:21:06,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:21:06,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-07 10:21:06,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2021-08-07 10:21:06,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:06,184 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:21:06,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 31.2) internal successors, (468), 15 states have internal predecessors, (468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:06,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:07,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:07,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:07,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:07,274 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-08-07 10:21:07,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:07,456 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:21:07,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:21:07,456 INFO L82 PathProgramCache]: Analyzing trace with hash 1542235674, now seen corresponding path program 4 times [2021-08-07 10:21:07,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:21:07,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270860230] [2021-08-07 10:21:07,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:21:07,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:21:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:21:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 45 proven. 708 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-08-07 10:21:08,436 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:21:08,436 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270860230] [2021-08-07 10:21:08,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270860230] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:08,436 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1118241800] [2021-08-07 10:21:08,436 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-07 10:21:08,437 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:08,437 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:21:08,441 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) [2021-08-07 10:21:08,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-07 10:21:09,650 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-07 10:21:09,651 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:21:09,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 19 conjunts are in the unsatisfiable core [2021-08-07 10:21:09,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:21:09,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:21:10,134 INFO L388 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 26 treesize of output 14 [2021-08-07 10:21:13,628 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 45 proven. 708 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-08-07 10:21:13,629 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1118241800] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:13,629 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:21:13,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 17 [2021-08-07 10:21:13,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912419762] [2021-08-07 10:21:13,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-07 10:21:13,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:21:13,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-07 10:21:13,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=235, Unknown=0, NotChecked=0, Total=272 [2021-08-07 10:21:13,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:13,630 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:21:13,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 36.8235294117647) internal successors, (626), 17 states have internal predecessors, (626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:13,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:13,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:14,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:14,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:14,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:14,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:14,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:14,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:14,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-07 10:21:14,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:14,959 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:21:14,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:21:14,959 INFO L82 PathProgramCache]: Analyzing trace with hash -1858074106, now seen corresponding path program 5 times [2021-08-07 10:21:14,960 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:21:14,960 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795743226] [2021-08-07 10:21:14,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:21:14,960 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:21:15,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:21:16,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1444 backedges. 60 proven. 1264 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-08-07 10:21:16,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:21:16,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795743226] [2021-08-07 10:21:16,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795743226] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:16,131 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155060492] [2021-08-07 10:21:16,132 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-07 10:21:16,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:16,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:21:16,133 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) [2021-08-07 10:21:16,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-07 10:21:17,307 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-08-07 10:21:17,307 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:21:17,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 21 conjunts are in the unsatisfiable core [2021-08-07 10:21:17,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:21:17,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:21:17,692 INFO L388 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 26 treesize of output 14 [2021-08-07 10:21:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1444 backedges. 60 proven. 1264 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-08-07 10:21:22,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1155060492] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:22,029 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:21:22,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 19 [2021-08-07 10:21:22,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649111238] [2021-08-07 10:21:22,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-07 10:21:22,030 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:21:22,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-07 10:21:22,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2021-08-07 10:21:22,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:22,031 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:21:22,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 41.26315789473684) internal successors, (784), 19 states have internal predecessors, (784), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:22,032 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:21:23,257 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-08-07 10:21:23,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:23,435 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:21:23,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:21:23,436 INFO L82 PathProgramCache]: Analyzing trace with hash -674775822, now seen corresponding path program 6 times [2021-08-07 10:21:23,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:21:23,436 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898024912] [2021-08-07 10:21:23,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:21:23,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:21:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:21:24,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2204 backedges. 75 proven. 1980 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-08-07 10:21:24,815 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:21:24,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898024912] [2021-08-07 10:21:24,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898024912] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:24,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847385605] [2021-08-07 10:21:24,815 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-07 10:21:24,815 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:24,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:21:24,822 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) [2021-08-07 10:21:24,822 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-07 10:21:29,264 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-08-07 10:21:29,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:21:29,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1109 conjuncts, 25 conjunts are in the unsatisfiable core [2021-08-07 10:21:29,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:21:29,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:21:29,632 INFO L388 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 26 treesize of output 14 [2021-08-07 10:21:34,904 INFO L134 CoverageAnalysis]: Checked inductivity of 2204 backedges. 75 proven. 1980 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-08-07 10:21:34,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847385605] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:34,905 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:21:34,905 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 21 [2021-08-07 10:21:34,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1895202573] [2021-08-07 10:21:34,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-07 10:21:34,906 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:21:34,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-07 10:21:34,907 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=373, Unknown=0, NotChecked=0, Total=420 [2021-08-07 10:21:34,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:34,907 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:21:34,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 44.857142857142854) internal successors, (942), 21 states have internal predecessors, (942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:21:34,908 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:36,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:21:36,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:21:36,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-07 10:21:36,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:36,750 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:21:36,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:21:36,751 INFO L82 PathProgramCache]: Analyzing trace with hash -1529315618, now seen corresponding path program 7 times [2021-08-07 10:21:36,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:21:36,751 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603804073] [2021-08-07 10:21:36,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:21:36,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:21:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:21:38,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3124 backedges. 90 proven. 2856 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-08-07 10:21:38,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:21:38,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603804073] [2021-08-07 10:21:38,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603804073] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:38,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279708551] [2021-08-07 10:21:38,118 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-07 10:21:38,118 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:38,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:21:38,119 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) [2021-08-07 10:21:38,122 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-07 10:21:39,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:21:39,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 1281 conjuncts, 25 conjunts are in the unsatisfiable core [2021-08-07 10:21:40,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:21:40,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:21:40,375 INFO L388 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 26 treesize of output 14 [2021-08-07 10:21:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 3124 backedges. 90 proven. 2856 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-08-07 10:21:46,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279708551] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:46,484 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:21:46,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 23 [2021-08-07 10:21:46,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013275377] [2021-08-07 10:21:46,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-07 10:21:46,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:21:46,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-07 10:21:46,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=454, Unknown=0, NotChecked=0, Total=506 [2021-08-07 10:21:46,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:46,485 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:21:46,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 47.82608695652174) internal successors, (1100), 23 states have internal predecessors, (1100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:21:46,487 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:21:48,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:21:48,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:21:48,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-08-07 10:21:48,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-07 10:21:48,498 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:21:48,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:21:48,499 INFO L82 PathProgramCache]: Analyzing trace with hash 37162954, now seen corresponding path program 8 times [2021-08-07 10:21:48,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:21:48,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930724157] [2021-08-07 10:21:48,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:21:48,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:21:48,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:21:50,047 INFO L134 CoverageAnalysis]: Checked inductivity of 4204 backedges. 105 proven. 3892 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-08-07 10:21:50,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:21:50,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930724157] [2021-08-07 10:21:50,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930724157] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:50,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910278392] [2021-08-07 10:21:50,047 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-07 10:21:50,047 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:21:50,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:21:50,048 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) [2021-08-07 10:21:50,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-07 10:21:52,425 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-07 10:21:52,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:21:52,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 1453 conjuncts, 27 conjunts are in the unsatisfiable core [2021-08-07 10:21:52,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:21:52,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:21:52,788 INFO L388 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 26 treesize of output 14 [2021-08-07 10:21:59,572 INFO L134 CoverageAnalysis]: Checked inductivity of 4204 backedges. 105 proven. 3892 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-08-07 10:21:59,572 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1910278392] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:21:59,573 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:21:59,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 25 [2021-08-07 10:21:59,573 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811761304] [2021-08-07 10:21:59,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-07 10:21:59,574 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:21:59,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-07 10:21:59,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=543, Unknown=0, NotChecked=0, Total=600 [2021-08-07 10:21:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:59,574 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:21:59,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 50.32) internal successors, (1258), 25 states have internal predecessors, (1258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:21:59,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:21:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:21:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:21:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:21:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:21:59,576 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:01,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:22:01,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:22:01,559 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-07 10:22:01,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-07 10:22:01,732 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:22:01,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:22:01,733 INFO L82 PathProgramCache]: Analyzing trace with hash 974663606, now seen corresponding path program 9 times [2021-08-07 10:22:01,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:22:01,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969619646] [2021-08-07 10:22:01,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:22:01,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:22:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:22:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 5444 backedges. 120 proven. 5088 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-08-07 10:22:03,527 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:22:03,527 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969619646] [2021-08-07 10:22:03,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969619646] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:22:03,527 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075604685] [2021-08-07 10:22:03,527 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-07 10:22:03,527 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:22:03,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:22:03,528 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) [2021-08-07 10:22:03,529 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-07 10:22:09,425 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-08-07 10:22:09,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:22:09,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 1476 conjuncts, 31 conjunts are in the unsatisfiable core [2021-08-07 10:22:09,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:22:09,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:22:09,804 INFO L388 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 26 treesize of output 14 [2021-08-07 10:22:17,312 INFO L134 CoverageAnalysis]: Checked inductivity of 5444 backedges. 120 proven. 5088 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-08-07 10:22:17,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075604685] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:22:17,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:22:17,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 16] total 27 [2021-08-07 10:22:17,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323843876] [2021-08-07 10:22:17,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-07 10:22:17,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:22:17,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-07 10:22:17,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=640, Unknown=0, NotChecked=0, Total=702 [2021-08-07 10:22:17,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:17,314 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:22:17,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 52.44444444444444) internal successors, (1416), 27 states have internal predecessors, (1416), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:22:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:22:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:22:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:17,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:22:17,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:22:17,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:22:17,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:22:17,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:22:17,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:22:17,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:22:17,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:19,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:22:19,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:22:19,811 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-07 10:22:19,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-07 10:22:19,980 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:22:19,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:22:19,981 INFO L82 PathProgramCache]: Analyzing trace with hash -2095014238, now seen corresponding path program 10 times [2021-08-07 10:22:19,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:22:19,981 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980224531] [2021-08-07 10:22:19,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:22:19,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:22:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:22:21,858 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 135 proven. 6444 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-08-07 10:22:21,858 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:22:21,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980224531] [2021-08-07 10:22:21,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980224531] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:22:21,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [544717071] [2021-08-07 10:22:21,859 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-07 10:22:21,859 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:22:21,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:22:21,865 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) [2021-08-07 10:22:21,866 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-07 10:22:31,219 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-07 10:22:31,219 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:22:31,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 1797 conjuncts, 31 conjunts are in the unsatisfiable core [2021-08-07 10:22:31,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:22:31,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:22:31,604 INFO L388 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 26 treesize of output 14 [2021-08-07 10:22:40,179 INFO L134 CoverageAnalysis]: Checked inductivity of 6844 backedges. 135 proven. 6444 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-08-07 10:22:40,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [544717071] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:22:40,180 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:22:40,180 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-08-07 10:22:40,180 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956484753] [2021-08-07 10:22:40,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-07 10:22:40,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:22:40,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-07 10:22:40,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=745, Unknown=0, NotChecked=0, Total=812 [2021-08-07 10:22:40,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:40,183 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:22:40,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 54.275862068965516) internal successors, (1574), 29 states have internal predecessors, (1574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:22:40,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:22:42,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:22:42,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:22:42,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:22:42,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:22:42,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:22:42,785 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-07 10:22:42,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-07 10:22:42,949 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:22:42,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:22:42,949 INFO L82 PathProgramCache]: Analyzing trace with hash -1402659698, now seen corresponding path program 11 times [2021-08-07 10:22:42,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:22:42,949 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405617417] [2021-08-07 10:22:42,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:22:42,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:22:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:22:44,822 INFO L134 CoverageAnalysis]: Checked inductivity of 8404 backedges. 150 proven. 7960 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-08-07 10:22:44,822 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:22:44,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405617417] [2021-08-07 10:22:44,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405617417] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:22:44,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930129360] [2021-08-07 10:22:44,823 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-07 10:22:44,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:22:44,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:22:44,824 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) [2021-08-07 10:22:44,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-07 10:23:01,908 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2021-08-07 10:23:01,909 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:23:01,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 1969 conjuncts, 33 conjunts are in the unsatisfiable core [2021-08-07 10:23:01,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:23:02,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:23:02,353 INFO L388 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 26 treesize of output 14 [2021-08-07 10:23:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8404 backedges. 150 proven. 7960 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-08-07 10:23:11,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1930129360] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:23:11,833 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:23:11,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 31 [2021-08-07 10:23:11,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549763015] [2021-08-07 10:23:11,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2021-08-07 10:23:11,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:23:11,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-08-07 10:23:11,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=858, Unknown=0, NotChecked=0, Total=930 [2021-08-07 10:23:11,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:11,835 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:23:11,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 55.87096774193548) internal successors, (1732), 31 states have internal predecessors, (1732), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:23:11,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:23:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:23:11,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:14,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:23:14,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:23:14,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:23:14,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-08-07 10:23:14,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-07 10:23:14,937 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:23:14,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:23:14,938 INFO L82 PathProgramCache]: Analyzing trace with hash -915773062, now seen corresponding path program 12 times [2021-08-07 10:23:14,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:23:14,938 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447291638] [2021-08-07 10:23:14,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:23:14,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:23:15,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:23:17,379 INFO L134 CoverageAnalysis]: Checked inductivity of 10124 backedges. 165 proven. 9636 refuted. 0 times theorem prover too weak. 323 trivial. 0 not checked. [2021-08-07 10:23:17,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:23:17,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447291638] [2021-08-07 10:23:17,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447291638] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:23:17,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1043313212] [2021-08-07 10:23:17,379 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-07 10:23:17,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:23:17,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:23:17,380 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) [2021-08-07 10:23:17,381 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-07 10:23:38,552 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-08-07 10:23:38,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:23:38,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 2141 conjuncts, 49 conjunts are in the unsatisfiable core [2021-08-07 10:23:38,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:23:38,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:23:38,926 INFO L388 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 26 treesize of output 14 [2021-08-07 10:23:48,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-08-07 10:23:49,412 INFO L388 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 9 treesize of output 5 [2021-08-07 10:23:51,807 INFO L134 CoverageAnalysis]: Checked inductivity of 10124 backedges. 165 proven. 9648 refuted. 0 times theorem prover too weak. 311 trivial. 0 not checked. [2021-08-07 10:23:51,807 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1043313212] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:23:51,807 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:23:51,808 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 25] total 39 [2021-08-07 10:23:51,808 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862285684] [2021-08-07 10:23:51,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2021-08-07 10:23:51,809 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:23:51,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-08-07 10:23:51,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1381, Unknown=0, NotChecked=0, Total=1482 [2021-08-07 10:23:51,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:51,810 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:23:51,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 48.717948717948715) internal successors, (1900), 39 states have internal predecessors, (1900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:23:51,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:23:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:23:55,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:23:55,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:23:55,775 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-08-07 10:23:55,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-07 10:23:55,929 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:23:55,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:23:55,930 INFO L82 PathProgramCache]: Analyzing trace with hash -567982746, now seen corresponding path program 13 times [2021-08-07 10:23:55,930 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:23:55,930 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059784803] [2021-08-07 10:23:55,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:23:55,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:23:56,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:23:59,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12004 backedges. 180 proven. 11472 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2021-08-07 10:23:59,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:23:59,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059784803] [2021-08-07 10:23:59,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059784803] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:23:59,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2030085995] [2021-08-07 10:23:59,294 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-07 10:23:59,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:23:59,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:23:59,295 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 10:23:59,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-07 10:24:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:24:05,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 2313 conjuncts, 37 conjunts are in the unsatisfiable core [2021-08-07 10:24:05,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:24:05,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:24:06,178 INFO L388 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 26 treesize of output 14 [2021-08-07 10:24:17,318 INFO L134 CoverageAnalysis]: Checked inductivity of 12004 backedges. 180 proven. 11472 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2021-08-07 10:24:17,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2030085995] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:24:17,318 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:24:17,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 35 [2021-08-07 10:24:17,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176971157] [2021-08-07 10:24:17,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2021-08-07 10:24:17,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:24:17,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-08-07 10:24:17,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=1108, Unknown=0, NotChecked=0, Total=1190 [2021-08-07 10:24:17,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:17,321 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:24:17,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 58.51428571428571) internal successors, (2048), 35 states have internal predecessors, (2048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:24:17,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:24:17,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:20,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:20,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:24:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:24:20,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-07 10:24:21,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:24:21,093 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:24:21,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:24:21,094 INFO L82 PathProgramCache]: Analyzing trace with hash -1963298734, now seen corresponding path program 14 times [2021-08-07 10:24:21,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:24:21,094 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201825434] [2021-08-07 10:24:21,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:24:21,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:24:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:24:24,462 INFO L134 CoverageAnalysis]: Checked inductivity of 14044 backedges. 195 proven. 13468 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2021-08-07 10:24:24,462 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:24:24,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201825434] [2021-08-07 10:24:24,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201825434] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:24:24,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [678470081] [2021-08-07 10:24:24,462 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-07 10:24:24,462 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:24:24,462 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:24:24,463 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 10:24:24,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-07 10:24:31,871 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-07 10:24:31,871 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:24:31,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 2485 conjuncts, 39 conjunts are in the unsatisfiable core [2021-08-07 10:24:31,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:24:32,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:24:32,268 INFO L388 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 26 treesize of output 14 [2021-08-07 10:24:44,487 INFO L134 CoverageAnalysis]: Checked inductivity of 14044 backedges. 195 proven. 13468 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2021-08-07 10:24:44,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [678470081] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:24:44,487 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:24:44,487 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 37 [2021-08-07 10:24:44,487 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686100622] [2021-08-07 10:24:44,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2021-08-07 10:24:44,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:24:44,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-08-07 10:24:44,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1245, Unknown=0, NotChecked=0, Total=1332 [2021-08-07 10:24:44,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:44,489 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:24:44,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 59.62162162162162) internal successors, (2206), 37 states have internal predecessors, (2206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:24:44,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:24:48,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:24:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-07 10:24:48,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-07 10:24:48,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:24:48,662 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:24:48,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:24:48,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1195464130, now seen corresponding path program 15 times [2021-08-07 10:24:48,663 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:24:48,663 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942555805] [2021-08-07 10:24:48,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:24:48,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:24:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:24:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 16244 backedges. 210 proven. 15624 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2021-08-07 10:24:51,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:24:51,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942555805] [2021-08-07 10:24:51,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942555805] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:24:51,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2074147651] [2021-08-07 10:24:51,930 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-07 10:24:51,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:24:51,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:24:51,933 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 10:24:51,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-07 10:27:03,340 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2021-08-07 10:27:03,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:27:03,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 2508 conjuncts, 56 conjunts are in the unsatisfiable core [2021-08-07 10:27:03,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:27:03,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:27:03,742 INFO L388 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 26 treesize of output 14 [2021-08-07 10:27:07,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-08-07 10:27:08,873 INFO L388 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 24 treesize of output 12 [2021-08-07 10:27:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 16244 backedges. 210 proven. 15636 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2021-08-07 10:27:36,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2074147651] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:27:36,648 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:27:36,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 28] total 45 [2021-08-07 10:27:36,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444382710] [2021-08-07 10:27:36,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-07 10:27:36,650 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:27:36,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-07 10:27:36,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1862, Unknown=0, NotChecked=0, Total=1980 [2021-08-07 10:27:36,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:27:36,651 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:27:36,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 52.75555555555555) internal successors, (2374), 45 states have internal predecessors, (2374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:27:36,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-07 10:27:36,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:27:43,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-07 10:27:43,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-07 10:27:43,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-07 10:27:44,044 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:27:44,045 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:27:44,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:27:44,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1152824106, now seen corresponding path program 16 times [2021-08-07 10:27:44,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:27:44,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322970858] [2021-08-07 10:27:44,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:27:44,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:27:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:27:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 18604 backedges. 225 proven. 17940 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-08-07 10:27:47,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:27:47,145 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322970858] [2021-08-07 10:27:47,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322970858] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:27:47,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886929801] [2021-08-07 10:27:47,146 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-07 10:27:47,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:27:47,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:27:47,153 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 10:27:47,154 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-07 10:28:21,980 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-07 10:28:21,980 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-07 10:28:21,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 2829 conjuncts, 43 conjunts are in the unsatisfiable core [2021-08-07 10:28:22,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-07 10:28:22,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 18 [2021-08-07 10:28:22,342 INFO L388 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 26 treesize of output 14 [2021-08-07 10:28:36,667 INFO L134 CoverageAnalysis]: Checked inductivity of 18604 backedges. 225 proven. 17940 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-08-07 10:28:36,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886929801] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:28:36,667 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-07 10:28:36,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 41 [2021-08-07 10:28:36,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15768137] [2021-08-07 10:28:36,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-08-07 10:28:36,669 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:28:36,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-08-07 10:28:36,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1543, Unknown=0, NotChecked=0, Total=1640 [2021-08-07 10:28:36,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:28:36,670 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:28:36,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 61.51219512195122) internal successors, (2522), 41 states have internal predecessors, (2522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:28:36,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:28:36,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:28:36,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:28:36,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:28:36,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:28:36,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:28:36,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-07 10:28:36,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:28:41,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-08-07 10:28:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-08-07 10:28:42,067 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-07 10:28:42,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:28:42,186 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-08-07 10:28:42,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-07 10:28:42,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1399370986, now seen corresponding path program 17 times [2021-08-07 10:28:42,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-07 10:28:42,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654441797] [2021-08-07 10:28:42,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-07 10:28:42,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-07 10:28:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-07 10:28:45,312 INFO L134 CoverageAnalysis]: Checked inductivity of 21124 backedges. 240 proven. 20416 refuted. 0 times theorem prover too weak. 468 trivial. 0 not checked. [2021-08-07 10:28:45,312 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-07 10:28:45,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654441797] [2021-08-07 10:28:45,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654441797] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-07 10:28:45,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1674878819] [2021-08-07 10:28:45,313 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-07 10:28:45,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-07 10:28:45,313 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:28:45,314 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-07 10:28:45,315 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process Received shutdown request... [2021-08-07 10:33:36,203 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 [2021-08-07 10:33:36,203 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 [2021-08-07 10:33:36,204 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-07 10:33:37,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-08-07 10:33:37,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2021-08-07 10:33:37,441 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forcibly destroying the process [2021-08-07 10:33:37,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 137 [2021-08-07 10:33:37,465 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-08-07 10:33:37,465 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-08-07 10:33:37,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2021-08-07 10:33:37,465 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196191573] [2021-08-07 10:33:37,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-07 10:33:37,466 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-07 10:33:37,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-07 10:33:37,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=507, Unknown=0, NotChecked=0, Total=552 [2021-08-07 10:33:37,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:33:37,467 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-08-07 10:33:37,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 57.458333333333336) internal successors, (1379), 24 states have internal predecessors, (1379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-07 10:33:37,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:33:37,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-08-07 10:33:37,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-08-07 10:33:37,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-08-07 10:33:37,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-08-07 10:33:37,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-08-07 10:33:37,469 WARN L594 AbstractCegarLoop]: Verification canceled: while executing SleepSetNewStateReduction. [2021-08-07 10:33:37,471 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:33:37,472 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:33:37,472 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:33:37,472 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION [2021-08-07 10:33:37,479 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT (1/3) [2021-08-07 10:33:37,481 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 10:33:37,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:33:37,482 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 10:33:37,488 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (20)] Waiting until timeout for monitored process [2021-08-07 10:33:37,488 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (20)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-07 10:33:37,489 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread_ath9kThread1of1ForFork1 ======== [2021-08-07 10:33:37,489 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 10:33:37,489 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-07 10:33:37,490 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. [2021-08-07 10:33:37,490 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:33:37,490 INFO L308 ceAbstractionStarter]: Result for error location thread_ath9kThread1of1ForFork1 was TIMEOUT (2/3) [2021-08-07 10:33:37,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-08-07 10:33:37,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-07 10:33:37,497 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-08-07 10:33:37,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (21)] Waiting until timeout for monitored process [2021-08-07 10:33:37,500 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (21)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2021-08-07 10:33:37,502 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thread_usbThread1of1ForFork0 ======== [2021-08-07 10:33:37,502 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=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, mLoopAccelerationTechnique=FAST_UPR [2021-08-07 10:33:37,502 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-08-07 10:33:37,502 WARN L594 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. [2021-08-07 10:33:37,502 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:33:37,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:33:37,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-07 10:33:37,503 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location thread_usbThread1of1ForFork0Err1INUSE_VIOLATION [2021-08-07 10:33:37,503 INFO L308 ceAbstractionStarter]: Result for error location thread_usbThread1of1ForFork0 was TIMEOUT,TIMEOUT,TIMEOUT,TIMEOUT (3/3) [2021-08-07 10:33:37,504 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-07 10:33:37,504 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-07 10:33:37,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.08 10:33:37 BasicIcfg [2021-08-07 10:33:37,506 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-07 10:33:37,506 INFO L168 Benchmark]: Toolchain (without parser) took 769548.79 ms. Allocated memory was 175.1 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 137.3 MB in the beginning and 523.4 MB in the end (delta: -386.1 MB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-08-07 10:33:37,506 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 175.1 MB. Free memory is still 157.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-07 10:33:37,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 921.08 ms. Allocated memory is still 175.1 MB. Free memory was 137.1 MB in the beginning and 115.9 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2021-08-07 10:33:37,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 57.60 ms. Allocated memory is still 175.1 MB. Free memory was 115.9 MB in the beginning and 112.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-08-07 10:33:37,507 INFO L168 Benchmark]: Boogie Preprocessor took 53.15 ms. Allocated memory is still 175.1 MB. Free memory was 112.2 MB in the beginning and 109.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-07 10:33:37,507 INFO L168 Benchmark]: RCFGBuilder took 786.34 ms. Allocated memory is still 175.1 MB. Free memory was 109.7 MB in the beginning and 112.5 MB in the end (delta: -2.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 8.0 GB. [2021-08-07 10:33:37,507 INFO L168 Benchmark]: TraceAbstraction took 767707.21 ms. Allocated memory was 175.1 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 112.0 MB in the beginning and 523.4 MB in the end (delta: -411.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-08-07 10:33:37,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 175.1 MB. Free memory is still 157.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 921.08 ms. Allocated memory is still 175.1 MB. Free memory was 137.1 MB in the beginning and 115.9 MB in the end (delta: 21.2 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 57.60 ms. Allocated memory is still 175.1 MB. Free memory was 115.9 MB in the beginning and 112.2 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 53.15 ms. Allocated memory is still 175.1 MB. Free memory was 112.2 MB in the beginning and 109.7 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 786.34 ms. Allocated memory is still 175.1 MB. Free memory was 109.7 MB in the beginning and 112.5 MB in the end (delta: -2.8 MB). Peak memory consumption was 14.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 767707.21 ms. Allocated memory was 175.1 MB in the beginning and 1.9 GB in the end (delta: 1.7 GB). Free memory was 112.0 MB in the beginning and 523.4 MB in the end (delta: -411.5 MB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 819491, positive: 692476, positive conditional: 692476, positive unconditional: 0, negative: 127015, negative conditional: 127015, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 693465, positive: 692476, positive conditional: 692476, positive unconditional: 0, negative: 989, negative conditional: 989, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 693465, positive: 692476, positive conditional: 692476, positive unconditional: 0, negative: 989, negative conditional: 989, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 707389, positive: 692476, positive conditional: 692392, positive unconditional: 84, negative: 14913, negative conditional: 13924, negative unconditional: 989, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 707389, positive: 692476, positive conditional: 18298, positive unconditional: 674178, negative: 14913, negative conditional: 114, negative unconditional: 14799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 707389, positive: 692476, positive conditional: 18298, positive unconditional: 674178, negative: 14913, negative conditional: 114, negative unconditional: 14799, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4413, positive: 4393, positive conditional: 508, positive unconditional: 3885, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4413, positive: 4391, positive conditional: 0, positive unconditional: 4391, negative: 22, negative conditional: 0, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 22, positive: 2, positive conditional: 2, positive unconditional: 0, negative: 20, negative conditional: 4, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, positive: 3, positive conditional: 3, positive unconditional: 0, negative: 64, negative conditional: 6, negative unconditional: 58, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 707389, positive: 688083, positive conditional: 17790, positive unconditional: 670293, negative: 14893, negative conditional: 110, negative unconditional: 14783, unknown: 4413, unknown conditional: 512, unknown unconditional: 3901] , Statistics on independence cache: Total cache size (in pairs): 4413, Positive cache size: 4393, Positive conditional cache size: 508, Positive unconditional cache size: 3885, Negative cache size: 20, Negative conditional cache size: 4, Negative unconditional cache size: 16, Eliminated conditions: 687904, Maximal queried relation: 21, Independence queries for same thread: 126026 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing SleepSetNewStateReduction. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing SleepSetNewStateReduction. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while executing SleepSetNewStateReduction. - TimeoutResultAtElement [Line: 1782]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while executing SleepSetNewStateReduction. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 1693]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - TimeoutResultAtElement [Line: 1718]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was constructing initial abstraction,while executing PartialOrderCegarLoop. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 295 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 767523.0ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 25.7ms, PartialOrderReductionTime: 44575.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 503, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1357.1ms SsaConstructionTime, 191823.6ms SatisfiabilityAnalysisTime, 178797.9ms InterpolantComputationTime, 30814 NumberOfCodeBlocks, 30586 NumberOfCodeBlocksAsserted, 120 NumberOfCheckSat, 30776 ConstructedInterpolants, 0 QuantifiedInterpolants, 778353 SizeOfPredicates, 145 NumberOfNonLiveVariables, 24421 ConjunctsInSsa, 474 ConjunctsInUnsatCore, 38 InterpolantComputations, 6 PerfectInterpolantSequences, 11724/229680 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread_ath9kThread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 295 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 9.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: thread_usbThread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 295 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 12.4ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown