./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4c74f17ad80d26d3384a467dad9313e9d7d1be91817d15d75e196d6ef78bc5b2 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 09:29:53,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 09:29:53,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 09:29:53,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 09:29:53,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 09:29:53,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 09:29:53,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 09:29:53,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 09:29:53,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 09:29:53,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 09:29:53,492 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 09:29:53,493 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 09:29:53,493 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 09:29:53,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 09:29:53,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 09:29:53,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 09:29:53,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 09:29:53,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 09:29:53,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 09:29:53,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 09:29:53,509 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 09:29:53,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 09:29:53,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 09:29:53,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 09:29:53,515 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 09:29:53,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 09:29:53,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 09:29:53,518 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 09:29:53,519 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 09:29:53,519 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 09:29:53,520 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 09:29:53,520 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 09:29:53,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 09:29:53,522 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 09:29:53,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 09:29:53,523 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 09:29:53,524 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 09:29:53,524 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 09:29:53,524 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 09:29:53,525 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 09:29:53,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 09:29:53,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 09:29:53,546 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 09:29:53,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 09:29:53,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 09:29:53,568 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 09:29:53,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 09:29:53,569 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 09:29:53,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 09:29:53,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 09:29:53,570 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 09:29:53,570 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 09:29:53,571 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 09:29:53,571 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 09:29:53,571 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 09:29:53,572 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 09:29:53,572 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 09:29:53,572 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 09:29:53,572 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 09:29:53,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 09:29:53,573 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 09:29:53,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 09:29:53,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 09:29:53,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:29:53,573 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 09:29:53,573 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 09:29:53,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 09:29:53,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 09:29:53,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 09:29:53,575 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 09:29:53,575 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 09:29:53,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 09:29:53,575 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 09:29:53,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c74f17ad80d26d3384a467dad9313e9d7d1be91817d15d75e196d6ef78bc5b2 [2021-12-18 09:29:53,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 09:29:53,800 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 09:29:53,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 09:29:53,803 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 09:29:53,803 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 09:29:53,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2021-12-18 09:29:53,839 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/601cb509e/b1355a4bc8a84f8b9729eacd213a9b99/FLAG7af9ab722 [2021-12-18 09:29:54,562 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 09:29:54,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2021-12-18 09:29:54,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/601cb509e/b1355a4bc8a84f8b9729eacd213a9b99/FLAG7af9ab722 [2021-12-18 09:29:54,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/601cb509e/b1355a4bc8a84f8b9729eacd213a9b99 [2021-12-18 09:29:54,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 09:29:54,915 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 09:29:54,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 09:29:54,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 09:29:54,918 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 09:29:54,919 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:29:54" (1/1) ... [2021-12-18 09:29:54,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e95bd60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:54, skipping insertion in model container [2021-12-18 09:29:54,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 09:29:54" (1/1) ... [2021-12-18 09:29:54,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 09:29:54,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 09:29:56,625 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i[315625,315638] [2021-12-18 09:29:56,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:29:56,707 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 09:29:57,059 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i[315625,315638] [2021-12-18 09:29:57,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 09:29:57,155 INFO L208 MainTranslator]: Completed translation [2021-12-18 09:29:57,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57 WrapperNode [2021-12-18 09:29:57,157 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 09:29:57,158 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 09:29:57,158 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 09:29:57,158 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 09:29:57,163 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,430 INFO L137 Inliner]: procedures = 259, calls = 4373, calls flagged for inlining = 103, calls inlined = 98, statements flattened = 8445 [2021-12-18 09:29:57,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 09:29:57,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 09:29:57,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 09:29:57,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 09:29:57,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 09:29:57,861 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 09:29:57,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 09:29:57,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 09:29:57,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (1/1) ... [2021-12-18 09:29:57,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 09:29:57,897 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:29:57,907 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) [2021-12-18 09:29:57,929 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 [2021-12-18 09:29:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_ohci [2021-12-18 09:29:57,939 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_ohci [2021-12-18 09:29:57,939 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 09:29:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 09:29:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure start_ed_unlink [2021-12-18 09:29:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure start_ed_unlink [2021-12-18 09:29:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_status [2021-12-18 09:29:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_status [2021-12-18 09:29:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 09:29:57,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 09:29:57,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 09:29:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 09:29:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2021-12-18 09:29:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2021-12-18 09:29:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure show_list [2021-12-18 09:29:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure show_list [2021-12-18 09:29:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-18 09:29:57,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-18 09:29:57,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 09:29:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 09:29:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2021-12-18 09:29:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2021-12-18 09:29:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2021-12-18 09:29:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2021-12-18 09:29:57,942 INFO L130 BoogieDeclarations]: Found specification of procedure hcfs2string [2021-12-18 09:29:57,942 INFO L138 BoogieDeclarations]: Found implementation of procedure hcfs2string [2021-12-18 09:29:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_zfmicro [2021-12-18 09:29:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_zfmicro [2021-12-18 09:29:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_status_data [2021-12-18 09:29:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_status_data [2021-12-18 09:29:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_shutdown [2021-12-18 09:29:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_shutdown [2021-12-18 09:29:57,943 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-18 09:29:57,943 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-18 09:29:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 09:29:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 09:29:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_intr_mask [2021-12-18 09:29:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_intr_mask [2021-12-18 09:29:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2021-12-18 09:29:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2021-12-18 09:29:57,944 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_writel [2021-12-18 09:29:57,944 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_writel [2021-12-18 09:29:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 09:29:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 09:29:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 09:29:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 09:29:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hwPSWp [2021-12-18 09:29:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hwPSWp [2021-12-18 09:29:57,945 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 09:29:57,945 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 09:29:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2021-12-18 09:29:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2021-12-18 09:29:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ed_schedule [2021-12-18 09:29:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_schedule [2021-12-18 09:29:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2021-12-18 09:29:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2021-12-18 09:29:57,946 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_roothub [2021-12-18 09:29:57,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_roothub [2021-12-18 09:29:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 09:29:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_stop [2021-12-18 09:29:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_stop [2021-12-18 09:29:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 09:29:57,947 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 09:29:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 09:29:57,947 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2021-12-18 09:29:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2021-12-18 09:29:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-18 09:29:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-18 09:29:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_nec [2021-12-18 09:29:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_nec [2021-12-18 09:29:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_restart [2021-12-18 09:29:57,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_restart [2021-12-18 09:29:57,948 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 09:29:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 09:29:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2021-12-18 09:29:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2021-12-18 09:29:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure update_done_list [2021-12-18 09:29:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure update_done_list [2021-12-18 09:29:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure td_free [2021-12-18 09:29:57,949 INFO L138 BoogieDeclarations]: Found implementation of procedure td_free [2021-12-18 09:29:57,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 09:29:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_resume [2021-12-18 09:29:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_resume [2021-12-18 09:29:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 09:29:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_portstatus [2021-12-18 09:29:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_portstatus [2021-12-18 09:29:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hc_died [2021-12-18 09:29:57,950 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hc_died [2021-12-18 09:29:57,950 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-18 09:29:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-18 09:29:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-18 09:29:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-18 09:29:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-18 09:29:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-18 09:29:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-18 09:29:57,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-18 09:29:57,951 INFO L130 BoogieDeclarations]: Found specification of procedure ed_free [2021-12-18 09:29:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_free [2021-12-18 09:29:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 09:29:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 09:29:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start [2021-12-18 09:29:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start [2021-12-18 09:29:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump [2021-12-18 09:29:57,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump [2021-12-18 09:29:57,952 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_setup [2021-12-18 09:29:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_setup [2021-12-18 09:29:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_frame_no [2021-12-18 09:29:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_frame_no [2021-12-18 09:29:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-18 09:29:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-18 09:29:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure sb800_prefetch [2021-12-18 09:29:57,953 INFO L138 BoogieDeclarations]: Found implementation of procedure sb800_prefetch [2021-12-18 09:29:57,953 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-12-18 09:29:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-12-18 09:29:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_hub_control [2021-12-18 09:29:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_hub_control [2021-12-18 09:29:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2021-12-18 09:29:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2021-12-18 09:29:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 09:29:57,954 INFO L130 BoogieDeclarations]: Found specification of procedure finish_urb [2021-12-18 09:29:57,954 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_urb [2021-12-18 09:29:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 09:29:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 09:29:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_rh_suspend [2021-12-18 09:29:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_rh_suspend [2021-12-18 09:29:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_a [2021-12-18 09:29:57,955 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_a [2021-12-18 09:29:57,955 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_irq [2021-12-18 09:29:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_irq [2021-12-18 09:29:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure rh_state_string [2021-12-18 09:29:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure rh_state_string [2021-12-18 09:29:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure roothub_b [2021-12-18 09:29:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure roothub_b [2021-12-18 09:29:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_enqueue [2021-12-18 09:29:57,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_enqueue [2021-12-18 09:29:57,956 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_start_port_reset [2021-12-18 09:29:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_start_port_reset [2021-12-18 09:29:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_to_hcd [2021-12-18 09:29:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_to_hcd [2021-12-18 09:29:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 09:29:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 09:29:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure td_alloc [2021-12-18 09:29:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure td_alloc [2021-12-18 09:29:57,957 INFO L130 BoogieDeclarations]: Found specification of procedure find_head [2021-12-18 09:29:57,957 INFO L138 BoogieDeclarations]: Found implementation of procedure find_head [2021-12-18 09:29:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2021-12-18 09:29:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2021-12-18 09:29:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 09:29:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 09:29:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_run [2021-12-18 09:29:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_run [2021-12-18 09:29:57,958 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-18 09:29:57,958 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-18 09:29:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_endpoint_disable [2021-12-18 09:29:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_endpoint_disable [2021-12-18 09:29:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 09:29:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdprefetch [2021-12-18 09:29:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdprefetch [2021-12-18 09:29:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-18 09:29:57,959 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-18 09:29:57,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 09:29:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 09:29:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2021-12-18 09:29:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2021-12-18 09:29:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-18 09:29:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-18 09:29:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_done_list [2021-12-18 09:29:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_done_list [2021-12-18 09:29:57,960 INFO L130 BoogieDeclarations]: Found specification of procedure _ohci_readl [2021-12-18 09:29:57,960 INFO L138 BoogieDeclarations]: Found implementation of procedure _ohci_readl [2021-12-18 09:29:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 09:29:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-12-18 09:29:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-12-18 09:29:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_poll_rh_status [2021-12-18 09:29:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_poll_rh_status [2021-12-18 09:29:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-18 09:29:57,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-18 09:29:57,961 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-18 09:29:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-18 09:29:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 09:29:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_reinit [2021-12-18 09:29:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_reinit [2021-12-18 09:29:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2021-12-18 09:29:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2021-12-18 09:29:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 09:29:57,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 09:29:57,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 09:29:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure td_done [2021-12-18 09:29:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure td_done [2021-12-18 09:29:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure td_fill [2021-12-18 09:29:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure td_fill [2021-12-18 09:29:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_urb_dequeue [2021-12-18 09:29:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_urb_dequeue [2021-12-18 09:29:57,963 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_init [2021-12-18 09:29:57,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_init [2021-12-18 09:29:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-18 09:29:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-18 09:29:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_work [2021-12-18 09:29:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_work [2021-12-18 09:29:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_amdiso [2021-12-18 09:29:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_amdiso [2021-12-18 09:29:57,964 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-12-18 09:29:57,964 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-12-18 09:29:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 09:29:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 09:29:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure ed_deschedule [2021-12-18 09:29:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ed_deschedule [2021-12-18 09:29:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_resume_root_hub [2021-12-18 09:29:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_resume_root_hub [2021-12-18 09:29:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-18 09:29:57,965 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-18 09:29:57,965 INFO L130 BoogieDeclarations]: Found specification of procedure urb_free_priv [2021-12-18 09:29:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure urb_free_priv [2021-12-18 09:29:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2021-12-18 09:29:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2021-12-18 09:29:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_dump_status [2021-12-18 09:29:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_dump_status [2021-12-18 09:29:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_print_eds [2021-12-18 09:29:57,966 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_print_eds [2021-12-18 09:29:57,966 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2021-12-18 09:29:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2021-12-18 09:29:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_get_frame [2021-12-18 09:29:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_get_frame [2021-12-18 09:29:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 09:29:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 09:29:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-18 09:29:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-18 09:29:57,967 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2021-12-18 09:29:57,967 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2021-12-18 09:29:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 09:29:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 09:29:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_usb_reset [2021-12-18 09:29:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_usb_reset [2021-12-18 09:29:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_resume [2021-12-18 09:29:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_resume [2021-12-18 09:29:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 09:29:57,968 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 09:29:57,968 INFO L130 BoogieDeclarations]: Found specification of procedure ohci_bus_suspend [2021-12-18 09:29:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ohci_bus_suspend [2021-12-18 09:29:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 09:29:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 09:29:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 09:29:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-12-18 09:29:57,969 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-12-18 09:29:58,703 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 09:29:58,705 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 09:29:59,264 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 09:30:02,955 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 09:30:02,977 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 09:30:02,978 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-18 09:30:02,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:30:02 BoogieIcfgContainer [2021-12-18 09:30:02,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 09:30:02,985 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 09:30:02,985 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 09:30:02,987 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 09:30:02,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 09:29:54" (1/3) ... [2021-12-18 09:30:02,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204a1f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:30:02, skipping insertion in model container [2021-12-18 09:30:02,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 09:29:57" (2/3) ... [2021-12-18 09:30:02,992 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204a1f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 09:30:02, skipping insertion in model container [2021-12-18 09:30:02,992 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 09:30:02" (3/3) ... [2021-12-18 09:30:02,995 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--ohci-hcd.ko-entry_point.cil.out.i [2021-12-18 09:30:03,001 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 09:30:03,002 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 09:30:03,056 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 09:30:03,062 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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 [2021-12-18 09:30:03,062 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 09:30:03,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 2927 states, 2055 states have (on average 1.3858880778588807) internal successors, (2848), 2125 states have internal predecessors, (2848), 759 states have call successors, (759), 116 states have call predecessors, (759), 115 states have return successors, (752), 745 states have call predecessors, (752), 752 states have call successors, (752) [2021-12-18 09:30:03,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-12-18 09:30:03,151 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:30:03,152 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:30:03,152 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:30:03,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:30:03,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1446211571, now seen corresponding path program 1 times [2021-12-18 09:30:03,166 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:30:03,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118711875] [2021-12-18 09:30:03,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:30:03,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:30:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:30:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:30:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:30:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:30:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:03,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:30:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:04,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:30:04,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:30:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:04,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:30:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:04,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:30:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:30:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:30:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:30:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:30:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:30:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:30:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:30:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:30:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:30:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:30:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:30:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:30:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:30:04,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:30:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:30:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:30:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:04,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2021-12-18 09:30:04,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:30:04,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118711875] [2021-12-18 09:30:04,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118711875] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:30:04,352 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:30:04,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 09:30:04,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [434284138] [2021-12-18 09:30:04,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:30:04,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 09:30:04,357 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:30:04,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 09:30:04,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-18 09:30:04,380 INFO L87 Difference]: Start difference. First operand has 2927 states, 2055 states have (on average 1.3858880778588807) internal successors, (2848), 2125 states have internal predecessors, (2848), 759 states have call successors, (759), 116 states have call predecessors, (759), 115 states have return successors, (752), 745 states have call predecessors, (752), 752 states have call successors, (752) Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-18 09:30:12,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:30:12,901 INFO L93 Difference]: Finished difference Result 6243 states and 9497 transitions. [2021-12-18 09:30:12,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-18 09:30:12,903 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 341 [2021-12-18 09:30:12,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:30:12,939 INFO L225 Difference]: With dead ends: 6243 [2021-12-18 09:30:12,939 INFO L226 Difference]: Without dead ends: 3303 [2021-12-18 09:30:12,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:30:12,966 INFO L933 BasicCegarLoop]: 4179 mSDtfsCounter, 1418 mSDsluCounter, 5703 mSDsCounter, 0 mSdLazyCounter, 3949 mSolverCounterSat, 1854 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1496 SdHoareTripleChecker+Valid, 9882 SdHoareTripleChecker+Invalid, 5803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1854 IncrementalHoareTripleChecker+Valid, 3949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2021-12-18 09:30:12,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1496 Valid, 9882 Invalid, 5803 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1854 Valid, 3949 Invalid, 0 Unknown, 0 Unchecked, 8.1s Time] [2021-12-18 09:30:12,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3303 states. [2021-12-18 09:30:13,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3303 to 2897. [2021-12-18 09:30:13,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2897 states, 2036 states have (on average 1.382121807465619) internal successors, (2814), 2097 states have internal predecessors, (2814), 746 states have call successors, (746), 115 states have call predecessors, (746), 114 states have return successors, (745), 738 states have call predecessors, (745), 745 states have call successors, (745) [2021-12-18 09:30:13,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2897 states and 4305 transitions. [2021-12-18 09:30:13,149 INFO L78 Accepts]: Start accepts. Automaton has 2897 states and 4305 transitions. Word has length 341 [2021-12-18 09:30:13,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:30:13,150 INFO L470 AbstractCegarLoop]: Abstraction has 2897 states and 4305 transitions. [2021-12-18 09:30:13,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (32), 5 states have call predecessors, (32), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-18 09:30:13,151 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 4305 transitions. [2021-12-18 09:30:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-12-18 09:30:13,156 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:30:13,156 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:30:13,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 09:30:13,157 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:30:13,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:30:13,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1653318689, now seen corresponding path program 1 times [2021-12-18 09:30:13,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:30:13,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226712053] [2021-12-18 09:30:13,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:30:13,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:30:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:30:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:30:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:30:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:30:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:30:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:30:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:30:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:30:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:30:13,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:30:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:30:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:30:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:30:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:30:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:30:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:30:13,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:30:13,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:30:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:30:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:30:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:30:13,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:30:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:30:13,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:30:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:30:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2021-12-18 09:30:13,899 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:30:13,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226712053] [2021-12-18 09:30:13,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226712053] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:30:13,899 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:30:13,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 09:30:13,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011954023] [2021-12-18 09:30:13,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:30:13,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:30:13,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:30:13,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:30:13,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:30:13,903 INFO L87 Difference]: Start difference. First operand 2897 states and 4305 transitions. Second operand has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2021-12-18 09:30:22,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:30:22,402 INFO L93 Difference]: Finished difference Result 9355 states and 14075 transitions. [2021-12-18 09:30:22,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 09:30:22,403 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 341 [2021-12-18 09:30:22,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:30:22,459 INFO L225 Difference]: With dead ends: 9355 [2021-12-18 09:30:22,459 INFO L226 Difference]: Without dead ends: 6517 [2021-12-18 09:30:22,472 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-18 09:30:22,473 INFO L933 BasicCegarLoop]: 4793 mSDtfsCounter, 8372 mSDsluCounter, 6089 mSDsCounter, 0 mSdLazyCounter, 3273 mSolverCounterSat, 6107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8976 SdHoareTripleChecker+Valid, 10882 SdHoareTripleChecker+Invalid, 9380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6107 IncrementalHoareTripleChecker+Valid, 3273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.0s IncrementalHoareTripleChecker+Time [2021-12-18 09:30:22,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8976 Valid, 10882 Invalid, 9380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6107 Valid, 3273 Invalid, 0 Unknown, 0 Unchecked, 8.0s Time] [2021-12-18 09:30:22,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6517 states. [2021-12-18 09:30:22,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6517 to 5703. [2021-12-18 09:30:22,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5703 states, 4016 states have (on average 1.384711155378486) internal successors, (5561), 4139 states have internal predecessors, (5561), 1459 states have call successors, (1459), 228 states have call predecessors, (1459), 227 states have return successors, (1458), 1443 states have call predecessors, (1458), 1458 states have call successors, (1458) [2021-12-18 09:30:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5703 states to 5703 states and 8478 transitions. [2021-12-18 09:30:22,666 INFO L78 Accepts]: Start accepts. Automaton has 5703 states and 8478 transitions. Word has length 341 [2021-12-18 09:30:22,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:30:22,667 INFO L470 AbstractCegarLoop]: Abstraction has 5703 states and 8478 transitions. [2021-12-18 09:30:22,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.5) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2021-12-18 09:30:22,668 INFO L276 IsEmpty]: Start isEmpty. Operand 5703 states and 8478 transitions. [2021-12-18 09:30:22,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-12-18 09:30:22,671 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:30:22,671 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:30:22,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 09:30:22,671 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:30:22,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:30:22,672 INFO L85 PathProgramCache]: Analyzing trace with hash -196395888, now seen corresponding path program 1 times [2021-12-18 09:30:22,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:30:22,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927807829] [2021-12-18 09:30:22,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:30:22,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:30:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:30:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:30:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:22,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:30:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:30:22,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:30:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:22,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:30:22,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:30:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:23,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:30:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:30:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:30:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:30:23,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:30:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:30:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:30:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:30:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:30:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:30:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:30:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:30:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:30:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:30:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:30:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:30:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:30:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:30:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:23,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:23,323 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2021-12-18 09:30:23,324 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:30:23,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927807829] [2021-12-18 09:30:23,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927807829] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:30:23,324 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:30:23,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 09:30:23,325 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577546197] [2021-12-18 09:30:23,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:30:23,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:30:23,326 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:30:23,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:30:23,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:30:23,327 INFO L87 Difference]: Start difference. First operand 5703 states and 8478 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2021-12-18 09:30:34,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:30:34,431 INFO L93 Difference]: Finished difference Result 18549 states and 27890 transitions. [2021-12-18 09:30:34,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 09:30:34,431 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 344 [2021-12-18 09:30:34,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:30:34,591 INFO L225 Difference]: With dead ends: 18549 [2021-12-18 09:30:34,591 INFO L226 Difference]: Without dead ends: 12905 [2021-12-18 09:30:34,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-18 09:30:34,621 INFO L933 BasicCegarLoop]: 4798 mSDtfsCounter, 7457 mSDsluCounter, 7933 mSDsCounter, 0 mSdLazyCounter, 4921 mSolverCounterSat, 4351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8063 SdHoareTripleChecker+Valid, 12731 SdHoareTripleChecker+Invalid, 9272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4351 IncrementalHoareTripleChecker+Valid, 4921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2021-12-18 09:30:34,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8063 Valid, 12731 Invalid, 9272 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4351 Valid, 4921 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2021-12-18 09:30:34,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12905 states. [2021-12-18 09:30:35,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12905 to 11283. [2021-12-18 09:30:35,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11283 states, 7952 states have (on average 1.385814889336016) internal successors, (11020), 8199 states have internal predecessors, (11020), 2877 states have call successors, (2877), 454 states have call predecessors, (2877), 453 states have return successors, (2876), 2845 states have call predecessors, (2876), 2876 states have call successors, (2876) [2021-12-18 09:30:35,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11283 states to 11283 states and 16773 transitions. [2021-12-18 09:30:35,119 INFO L78 Accepts]: Start accepts. Automaton has 11283 states and 16773 transitions. Word has length 344 [2021-12-18 09:30:35,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:30:35,120 INFO L470 AbstractCegarLoop]: Abstraction has 11283 states and 16773 transitions. [2021-12-18 09:30:35,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2021-12-18 09:30:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 11283 states and 16773 transitions. [2021-12-18 09:30:35,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2021-12-18 09:30:35,125 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:30:35,125 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:30:35,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 09:30:35,126 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:30:35,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:30:35,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1017833455, now seen corresponding path program 1 times [2021-12-18 09:30:35,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:30:35,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348274086] [2021-12-18 09:30:35,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:30:35,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:30:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:30:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:30:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:30:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:30:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:30:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:30:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:30:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:30:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:30:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:30:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:30:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:30:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:30:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:30:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:30:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:30:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:30:35,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:30:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:30:35,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:30:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:30:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:30:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:30:35,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:30:35,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:30:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:35,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2021-12-18 09:30:35,886 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:30:35,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348274086] [2021-12-18 09:30:35,886 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348274086] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:30:35,886 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:30:35,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 09:30:35,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1948576241] [2021-12-18 09:30:35,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:30:35,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:30:35,887 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:30:35,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:30:35,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-18 09:30:35,889 INFO L87 Difference]: Start difference. First operand 11283 states and 16773 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2021-12-18 09:30:48,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:30:48,934 INFO L93 Difference]: Finished difference Result 36490 states and 54849 transitions. [2021-12-18 09:30:48,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 09:30:48,936 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 346 [2021-12-18 09:30:48,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:30:49,114 INFO L225 Difference]: With dead ends: 36490 [2021-12-18 09:30:49,115 INFO L226 Difference]: Without dead ends: 25266 [2021-12-18 09:30:49,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-18 09:30:49,170 INFO L933 BasicCegarLoop]: 5043 mSDtfsCounter, 6298 mSDsluCounter, 10101 mSDsCounter, 0 mSdLazyCounter, 6830 mSolverCounterSat, 3978 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6909 SdHoareTripleChecker+Valid, 15144 SdHoareTripleChecker+Invalid, 10808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3978 IncrementalHoareTripleChecker+Valid, 6830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2021-12-18 09:30:49,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6909 Valid, 15144 Invalid, 10808 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3978 Valid, 6830 Invalid, 0 Unknown, 0 Unchecked, 12.3s Time] [2021-12-18 09:30:49,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25266 states. [2021-12-18 09:30:49,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25266 to 22164. [2021-12-18 09:30:49,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22164 states, 15623 states have (on average 1.3867375024003072) internal successors, (21665), 16111 states have internal predecessors, (21665), 5647 states have call successors, (5647), 894 states have call predecessors, (5647), 893 states have return successors, (5646), 5587 states have call predecessors, (5646), 5646 states have call successors, (5646) [2021-12-18 09:30:49,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22164 states to 22164 states and 32958 transitions. [2021-12-18 09:30:49,968 INFO L78 Accepts]: Start accepts. Automaton has 22164 states and 32958 transitions. Word has length 346 [2021-12-18 09:30:49,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:30:49,969 INFO L470 AbstractCegarLoop]: Abstraction has 22164 states and 32958 transitions. [2021-12-18 09:30:49,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (32), 5 states have call predecessors, (32), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2021-12-18 09:30:49,970 INFO L276 IsEmpty]: Start isEmpty. Operand 22164 states and 32958 transitions. [2021-12-18 09:30:49,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-12-18 09:30:49,973 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:30:49,974 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:30:49,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-18 09:30:49,974 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:30:49,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:30:49,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1534667843, now seen corresponding path program 1 times [2021-12-18 09:30:49,974 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:30:49,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522158] [2021-12-18 09:30:49,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:30:49,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:30:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:30:50,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:30:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:30:50,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:30:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:30:50,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:30:50,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:30:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:30:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:30:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:30:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:30:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:30:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:30:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:30:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:30:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:30:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:30:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:30:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:30:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:30:50,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:30:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:30:50,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:30:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:30:50,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:30:50,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:30:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:30:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-18 09:30:50,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-12-18 09:30:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:30:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1584 trivial. 0 not checked. [2021-12-18 09:30:50,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:30:50,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522158] [2021-12-18 09:30:50,532 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522158] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:30:50,532 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:30:50,532 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 09:30:50,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211529067] [2021-12-18 09:30:50,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:30:50,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 09:30:50,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:30:50,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 09:30:50,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-18 09:30:50,534 INFO L87 Difference]: Start difference. First operand 22164 states and 32958 transitions. Second operand has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 09:31:02,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:31:02,452 INFO L93 Difference]: Finished difference Result 68751 states and 102961 transitions. [2021-12-18 09:31:02,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-18 09:31:02,453 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 362 [2021-12-18 09:31:02,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:31:02,762 INFO L225 Difference]: With dead ends: 68751 [2021-12-18 09:31:02,763 INFO L226 Difference]: Without dead ends: 46656 [2021-12-18 09:31:02,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2021-12-18 09:31:02,869 INFO L933 BasicCegarLoop]: 4711 mSDtfsCounter, 8959 mSDsluCounter, 5833 mSDsCounter, 0 mSdLazyCounter, 6980 mSolverCounterSat, 7693 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9558 SdHoareTripleChecker+Valid, 10544 SdHoareTripleChecker+Invalid, 14673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7693 IncrementalHoareTripleChecker+Valid, 6980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.7s IncrementalHoareTripleChecker+Time [2021-12-18 09:31:02,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9558 Valid, 10544 Invalid, 14673 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7693 Valid, 6980 Invalid, 0 Unknown, 0 Unchecked, 10.7s Time] [2021-12-18 09:31:02,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46656 states. [2021-12-18 09:31:04,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46656 to 37121. [2021-12-18 09:31:04,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37121 states, 26210 states have (on average 1.3782525753529187) internal successors, (36124), 26979 states have internal predecessors, (36124), 9284 states have call successors, (9284), 1627 states have call predecessors, (9284), 1626 states have return successors, (9283), 9196 states have call predecessors, (9283), 9283 states have call successors, (9283) [2021-12-18 09:31:04,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37121 states to 37121 states and 54691 transitions. [2021-12-18 09:31:04,286 INFO L78 Accepts]: Start accepts. Automaton has 37121 states and 54691 transitions. Word has length 362 [2021-12-18 09:31:04,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:31:04,287 INFO L470 AbstractCegarLoop]: Abstraction has 37121 states and 54691 transitions. [2021-12-18 09:31:04,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 3 states have internal predecessors, (75), 2 states have call successors, (33), 6 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-18 09:31:04,287 INFO L276 IsEmpty]: Start isEmpty. Operand 37121 states and 54691 transitions. [2021-12-18 09:31:04,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2021-12-18 09:31:04,292 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:31:04,293 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:31:04,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-18 09:31:04,293 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:31:04,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:31:04,293 INFO L85 PathProgramCache]: Analyzing trace with hash 165239219, now seen corresponding path program 1 times [2021-12-18 09:31:04,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:31:04,293 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069192598] [2021-12-18 09:31:04,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:31:04,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:31:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:31:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:31:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:31:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:31:04,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:31:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:31:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:31:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:31:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:31:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:31:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:31:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:31:04,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:31:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:31:04,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:31:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:31:04,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:31:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:31:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:31:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:31:04,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:31:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:31:04,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:31:04,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:31:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:31:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-18 09:31:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-12-18 09:31:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-12-18 09:31:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2021-12-18 09:31:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-12-18 09:31:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2021-12-18 09:31:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-12-18 09:31:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2021-12-18 09:31:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2986 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2984 trivial. 0 not checked. [2021-12-18 09:31:04,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:31:04,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069192598] [2021-12-18 09:31:04,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069192598] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:31:04,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:31:04,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 09:31:04,887 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32534961] [2021-12-18 09:31:04,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:31:04,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 09:31:04,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:31:04,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 09:31:04,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-18 09:31:04,889 INFO L87 Difference]: Start difference. First operand 37121 states and 54691 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (40), 5 states have call predecessors, (40), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-18 09:31:13,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:31:13,418 INFO L93 Difference]: Finished difference Result 79299 states and 117727 transitions. [2021-12-18 09:31:13,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 09:31:13,418 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (40), 5 states have call predecessors, (40), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 486 [2021-12-18 09:31:13,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:31:13,707 INFO L225 Difference]: With dead ends: 79299 [2021-12-18 09:31:13,708 INFO L226 Difference]: Without dead ends: 42203 [2021-12-18 09:31:13,929 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-12-18 09:31:13,931 INFO L933 BasicCegarLoop]: 4165 mSDtfsCounter, 1864 mSDsluCounter, 11733 mSDsCounter, 0 mSdLazyCounter, 4169 mSolverCounterSat, 1945 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1942 SdHoareTripleChecker+Valid, 15898 SdHoareTripleChecker+Invalid, 6114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1945 IncrementalHoareTripleChecker+Valid, 4169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-18 09:31:13,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1942 Valid, 15898 Invalid, 6114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1945 Valid, 4169 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2021-12-18 09:31:13,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42203 states. [2021-12-18 09:31:14,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42203 to 37121. [2021-12-18 09:31:15,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37121 states, 26210 states have (on average 1.3776421213277374) internal successors, (36108), 26979 states have internal predecessors, (36108), 9284 states have call successors, (9284), 1627 states have call predecessors, (9284), 1626 states have return successors, (9283), 9196 states have call predecessors, (9283), 9283 states have call successors, (9283) [2021-12-18 09:31:15,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37121 states to 37121 states and 54675 transitions. [2021-12-18 09:31:15,344 INFO L78 Accepts]: Start accepts. Automaton has 37121 states and 54675 transitions. Word has length 486 [2021-12-18 09:31:15,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:31:15,345 INFO L470 AbstractCegarLoop]: Abstraction has 37121 states and 54675 transitions. [2021-12-18 09:31:15,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 4 states have internal predecessors, (82), 2 states have call successors, (40), 5 states have call predecessors, (40), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-18 09:31:15,345 INFO L276 IsEmpty]: Start isEmpty. Operand 37121 states and 54675 transitions. [2021-12-18 09:31:15,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2021-12-18 09:31:15,350 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:31:15,351 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:31:15,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-18 09:31:15,351 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:31:15,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:31:15,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1299384670, now seen corresponding path program 1 times [2021-12-18 09:31:15,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:31:15,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744538699] [2021-12-18 09:31:15,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:31:15,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:31:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:31:15,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:31:15,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:31:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:31:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:31:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:31:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:31:15,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:31:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:31:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:31:16,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:31:16,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:31:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:31:16,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:31:16,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:31:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:31:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:31:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:31:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:31:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:31:16,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:31:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:31:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:31:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:31:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:31:16,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-12-18 09:31:16,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-18 09:31:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:31:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 09:31:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 09:31:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 09:31:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 09:31:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-18 09:31:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 09:31:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-18 09:31:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 09:31:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2986 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2986 trivial. 0 not checked. [2021-12-18 09:31:16,452 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:31:16,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744538699] [2021-12-18 09:31:16,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744538699] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:31:16,452 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:31:16,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-18 09:31:16,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920126177] [2021-12-18 09:31:16,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:31:16,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 09:31:16,453 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:31:16,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 09:31:16,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-18 09:31:16,453 INFO L87 Difference]: Start difference. First operand 37121 states and 54675 transitions. Second operand has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (44), 7 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-18 09:31:28,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:31:28,530 INFO L93 Difference]: Finished difference Result 53710 states and 80247 transitions. [2021-12-18 09:31:28,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 09:31:28,531 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (44), 7 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 508 [2021-12-18 09:31:28,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:31:28,930 INFO L225 Difference]: With dead ends: 53710 [2021-12-18 09:31:28,930 INFO L226 Difference]: Without dead ends: 53707 [2021-12-18 09:31:28,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-18 09:31:28,953 INFO L933 BasicCegarLoop]: 4821 mSDtfsCounter, 3894 mSDsluCounter, 11727 mSDsCounter, 0 mSdLazyCounter, 6545 mSolverCounterSat, 2501 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4224 SdHoareTripleChecker+Valid, 16548 SdHoareTripleChecker+Invalid, 9046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2501 IncrementalHoareTripleChecker+Valid, 6545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2021-12-18 09:31:28,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4224 Valid, 16548 Invalid, 9046 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2501 Valid, 6545 Invalid, 0 Unknown, 0 Unchecked, 10.9s Time] [2021-12-18 09:31:29,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53707 states. [2021-12-18 09:31:30,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53707 to 44221. [2021-12-18 09:31:30,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44221 states, 31383 states have (on average 1.3861007551859288) internal successors, (43500), 32198 states have internal predecessors, (43500), 10652 states have call successors, (10652), 2178 states have call predecessors, (10652), 2185 states have return successors, (10675), 10534 states have call predecessors, (10675), 10651 states have call successors, (10675) [2021-12-18 09:31:30,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44221 states to 44221 states and 64827 transitions. [2021-12-18 09:31:30,760 INFO L78 Accepts]: Start accepts. Automaton has 44221 states and 64827 transitions. Word has length 508 [2021-12-18 09:31:30,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:31:30,761 INFO L470 AbstractCegarLoop]: Abstraction has 44221 states and 64827 transitions. [2021-12-18 09:31:30,761 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.571428571428571) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (44), 7 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-18 09:31:30,761 INFO L276 IsEmpty]: Start isEmpty. Operand 44221 states and 64827 transitions. [2021-12-18 09:31:30,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2021-12-18 09:31:30,788 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:31:30,788 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:31:30,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-18 09:31:30,789 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:31:30,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:31:30,789 INFO L85 PathProgramCache]: Analyzing trace with hash 813565600, now seen corresponding path program 1 times [2021-12-18 09:31:30,789 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:31:30,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137702892] [2021-12-18 09:31:30,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:31:30,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:31:31,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:31:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:31:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:31:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:31:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:31:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:31:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:31:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:31:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:31:31,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:31:31,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:31:31,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:31:31,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:31:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:31:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:31:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:31:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:31:31,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:31:31,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:31:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:31:31,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:31:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:31:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:31:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:31:31,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:31:31,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-12-18 09:31:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-18 09:31:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:31:31,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-12-18 09:31:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-18 09:31:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 09:31:31,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 09:31:31,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:31,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-18 09:31:32,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 440 [2021-12-18 09:31:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:32,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:32,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-18 09:31:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 09:31:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:31:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:31:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-12-18 09:31:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-12-18 09:31:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:31:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2988 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2984 trivial. 0 not checked. [2021-12-18 09:31:32,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:31:32,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137702892] [2021-12-18 09:31:32,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137702892] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:31:32,072 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:31:32,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-18 09:31:32,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022026755] [2021-12-18 09:31:32,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:31:32,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-18 09:31:32,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:31:32,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-18 09:31:32,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-12-18 09:31:32,074 INFO L87 Difference]: Start difference. First operand 44221 states and 64827 transitions. Second operand has 12 states, 12 states have (on average 9.5) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (45), 7 states have call predecessors, (45), 3 states have return successors, (42), 4 states have call predecessors, (42), 2 states have call successors, (42) [2021-12-18 09:31:58,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:31:58,248 INFO L93 Difference]: Finished difference Result 159725 states and 238187 transitions. [2021-12-18 09:31:58,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-18 09:31:58,249 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (45), 7 states have call predecessors, (45), 3 states have return successors, (42), 4 states have call predecessors, (42), 2 states have call successors, (42) Word has length 529 [2021-12-18 09:31:58,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:31:59,280 INFO L225 Difference]: With dead ends: 159725 [2021-12-18 09:31:59,281 INFO L226 Difference]: Without dead ends: 115577 [2021-12-18 09:31:59,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=660, Unknown=0, NotChecked=0, Total=870 [2021-12-18 09:31:59,432 INFO L933 BasicCegarLoop]: 4285 mSDtfsCounter, 13236 mSDsluCounter, 19388 mSDsCounter, 0 mSdLazyCounter, 20912 mSolverCounterSat, 10788 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14003 SdHoareTripleChecker+Valid, 23673 SdHoareTripleChecker+Invalid, 31700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10788 IncrementalHoareTripleChecker+Valid, 20912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.6s IncrementalHoareTripleChecker+Time [2021-12-18 09:31:59,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14003 Valid, 23673 Invalid, 31700 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10788 Valid, 20912 Invalid, 0 Unknown, 0 Unchecked, 22.6s Time] [2021-12-18 09:31:59,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115577 states. [2021-12-18 09:32:02,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115577 to 88526. [2021-12-18 09:32:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88526 states, 62820 states have (on average 1.3854982489652976) internal successors, (87037), 64482 states have internal predecessors, (87037), 21275 states have call successors, (21275), 4351 states have call predecessors, (21275), 4430 states have return successors, (21568), 21072 states have call predecessors, (21568), 21274 states have call successors, (21568) [2021-12-18 09:32:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88526 states to 88526 states and 129880 transitions. [2021-12-18 09:32:03,387 INFO L78 Accepts]: Start accepts. Automaton has 88526 states and 129880 transitions. Word has length 529 [2021-12-18 09:32:03,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:32:03,388 INFO L470 AbstractCegarLoop]: Abstraction has 88526 states and 129880 transitions. [2021-12-18 09:32:03,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.5) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (45), 7 states have call predecessors, (45), 3 states have return successors, (42), 4 states have call predecessors, (42), 2 states have call successors, (42) [2021-12-18 09:32:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 88526 states and 129880 transitions. [2021-12-18 09:32:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2021-12-18 09:32:03,424 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:32:03,424 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:32:03,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-12-18 09:32:03,425 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:32:03,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:32:03,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1081547934, now seen corresponding path program 1 times [2021-12-18 09:32:03,425 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:32:03,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828069829] [2021-12-18 09:32:03,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:32:03,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:32:03,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:32:04,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:32:04,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:32:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:32:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:32:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:32:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:32:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:32:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:32:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:32:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:32:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:32:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:32:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:32:04,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:32:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:32:04,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:32:04,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:32:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:32:04,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:32:04,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:32:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:32:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:32:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:32:04,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:32:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-12-18 09:32:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-18 09:32:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:32:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-18 09:32:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-12-18 09:32:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2021-12-18 09:32:04,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-18 09:32:04,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 09:32:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 09:32:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-18 09:32:04,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-18 09:32:04,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-18 09:32:04,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-12-18 09:32:04,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-12-18 09:32:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:04,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2988 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2984 trivial. 0 not checked. [2021-12-18 09:32:04,508 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:32:04,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828069829] [2021-12-18 09:32:04,508 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828069829] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:32:04,508 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 09:32:04,508 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-18 09:32:04,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118127928] [2021-12-18 09:32:04,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:32:04,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-18 09:32:04,509 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:32:04,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-18 09:32:04,510 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-12-18 09:32:04,510 INFO L87 Difference]: Start difference. First operand 88526 states and 129880 transitions. Second operand has 10 states, 10 states have (on average 11.7) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-18 09:32:23,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:32:23,128 INFO L93 Difference]: Finished difference Result 147873 states and 218887 transitions. [2021-12-18 09:32:23,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-18 09:32:23,129 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.7) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 534 [2021-12-18 09:32:23,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:32:23,556 INFO L225 Difference]: With dead ends: 147873 [2021-12-18 09:32:23,556 INFO L226 Difference]: Without dead ends: 59146 [2021-12-18 09:32:23,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2021-12-18 09:32:23,943 INFO L933 BasicCegarLoop]: 3928 mSDtfsCounter, 3799 mSDsluCounter, 14730 mSDsCounter, 0 mSdLazyCounter, 15342 mSolverCounterSat, 3463 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4163 SdHoareTripleChecker+Valid, 18658 SdHoareTripleChecker+Invalid, 18805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3463 IncrementalHoareTripleChecker+Valid, 15342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2021-12-18 09:32:23,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4163 Valid, 18658 Invalid, 18805 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3463 Valid, 15342 Invalid, 0 Unknown, 0 Unchecked, 16.3s Time] [2021-12-18 09:32:23,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59146 states. [2021-12-18 09:32:25,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59146 to 45219. [2021-12-18 09:32:25,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45219 states, 32119 states have (on average 1.3862199943958404) internal successors, (44524), 32960 states have internal predecessors, (44524), 10840 states have call successors, (10840), 2222 states have call predecessors, (10840), 2259 states have return successors, (10969), 10741 states have call predecessors, (10969), 10839 states have call successors, (10969) [2021-12-18 09:32:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45219 states to 45219 states and 66333 transitions. [2021-12-18 09:32:25,898 INFO L78 Accepts]: Start accepts. Automaton has 45219 states and 66333 transitions. Word has length 534 [2021-12-18 09:32:25,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:32:25,899 INFO L470 AbstractCegarLoop]: Abstraction has 45219 states and 66333 transitions. [2021-12-18 09:32:25,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.7) internal successors, (117), 5 states have internal predecessors, (117), 3 states have call successors, (46), 7 states have call predecessors, (46), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2021-12-18 09:32:25,900 INFO L276 IsEmpty]: Start isEmpty. Operand 45219 states and 66333 transitions. [2021-12-18 09:32:25,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2021-12-18 09:32:25,923 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:32:25,924 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:32:25,924 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-12-18 09:32:25,924 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:32:25,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:32:25,924 INFO L85 PathProgramCache]: Analyzing trace with hash 1686926180, now seen corresponding path program 1 times [2021-12-18 09:32:25,925 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:32:25,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388434451] [2021-12-18 09:32:25,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:32:25,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:32:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:32:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:32:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:32:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:32:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:32:26,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:32:26,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:32:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:32:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:32:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:32:26,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-18 09:32:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 09:32:26,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-18 09:32:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-18 09:32:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-18 09:32:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-18 09:32:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-18 09:32:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 09:32:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-18 09:32:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:32:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 09:32:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:32:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:32:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-18 09:32:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 09:32:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:26,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-12-18 09:32:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-18 09:32:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 09:32:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:32:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2021-12-18 09:32:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-18 09:32:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2021-12-18 09:32:27,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-18 09:32:27,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-12-18 09:32:27,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 09:32:27,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 463 [2021-12-18 09:32:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-18 09:32:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-12-18 09:32:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-12-18 09:32:27,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:27,142 INFO L134 CoverageAnalysis]: Checked inductivity of 3056 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2951 trivial. 0 not checked. [2021-12-18 09:32:27,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:32:27,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388434451] [2021-12-18 09:32:27,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388434451] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:32:27,143 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1624456541] [2021-12-18 09:32:27,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:32:27,143 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:32:27,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:32:27,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 09:32:27,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-18 09:32:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:29,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 7933 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-18 09:32:29,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 09:32:30,376 INFO L134 CoverageAnalysis]: Checked inductivity of 3056 backedges. 1553 proven. 0 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2021-12-18 09:32:30,377 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 09:32:30,377 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1624456541] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 09:32:30,377 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 09:32:30,377 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 13 [2021-12-18 09:32:30,377 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76160738] [2021-12-18 09:32:30,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 09:32:30,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 09:32:30,378 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:32:30,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 09:32:30,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-12-18 09:32:30,378 INFO L87 Difference]: Start difference. First operand 45219 states and 66333 transitions. Second operand has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-18 09:32:31,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:32:31,678 INFO L93 Difference]: Finished difference Result 90481 states and 133048 transitions. [2021-12-18 09:32:31,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 09:32:31,679 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 535 [2021-12-18 09:32:31,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:32:31,853 INFO L225 Difference]: With dead ends: 90481 [2021-12-18 09:32:31,854 INFO L226 Difference]: Without dead ends: 45243 [2021-12-18 09:32:31,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 720 GetRequests, 705 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-12-18 09:32:31,972 INFO L933 BasicCegarLoop]: 4281 mSDtfsCounter, 6 mSDsluCounter, 17082 mSDsCounter, 0 mSdLazyCounter, 132 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 21363 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 132 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-18 09:32:31,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 21363 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 132 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-18 09:32:32,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45243 states. [2021-12-18 09:32:33,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45243 to 45243. [2021-12-18 09:32:33,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45243 states, 32143 states have (on average 1.3859316180816974) internal successors, (44548), 32984 states have internal predecessors, (44548), 10840 states have call successors, (10840), 2222 states have call predecessors, (10840), 2259 states have return successors, (10969), 10741 states have call predecessors, (10969), 10839 states have call successors, (10969) [2021-12-18 09:32:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45243 states to 45243 states and 66357 transitions. [2021-12-18 09:32:33,539 INFO L78 Accepts]: Start accepts. Automaton has 45243 states and 66357 transitions. Word has length 535 [2021-12-18 09:32:33,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:32:33,540 INFO L470 AbstractCegarLoop]: Abstraction has 45243 states and 66357 transitions. [2021-12-18 09:32:33,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 3 states have call successors, (50), 2 states have call predecessors, (50), 4 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2021-12-18 09:32:33,540 INFO L276 IsEmpty]: Start isEmpty. Operand 45243 states and 66357 transitions. [2021-12-18 09:32:33,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 552 [2021-12-18 09:32:33,562 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:32:33,562 INFO L514 BasicCegarLoop]: trace histogram [18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:32:33,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-18 09:32:33,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-18 09:32:33,772 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:32:33,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:32:33,773 INFO L85 PathProgramCache]: Analyzing trace with hash 687202420, now seen corresponding path program 1 times [2021-12-18 09:32:33,773 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:32:33,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113691829] [2021-12-18 09:32:33,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:32:33,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:32:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:32:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:32:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:32:34,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:32:34,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:32:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:32:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:32:34,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:32:34,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:32:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:32:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 09:32:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 09:32:34,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-18 09:32:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-12-18 09:32:34,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-18 09:32:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-18 09:32:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-18 09:32:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-18 09:32:34,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-18 09:32:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 09:32:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-18 09:32:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 09:32:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-18 09:32:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:34,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-12-18 09:32:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-12-18 09:32:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-18 09:32:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-12-18 09:32:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-12-18 09:32:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:32:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-12-18 09:32:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-18 09:32:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-12-18 09:32:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 09:32:35,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 09:32:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-18 09:32:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-12-18 09:32:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-12-18 09:32:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:32:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:32:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 535 [2021-12-18 09:32:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 540 [2021-12-18 09:32:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:35,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3432 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 3281 trivial. 0 not checked. [2021-12-18 09:32:35,301 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:32:35,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113691829] [2021-12-18 09:32:35,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113691829] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:32:35,301 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508761299] [2021-12-18 09:32:35,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:32:35,301 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:32:35,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:32:35,316 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) [2021-12-18 09:32:35,354 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-18 09:32:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:32:38,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 8173 conjuncts, 18 conjunts are in the unsatisfiable core [2021-12-18 09:32:38,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 09:32:39,616 INFO L134 CoverageAnalysis]: Checked inductivity of 3432 backedges. 1224 proven. 1 refuted. 0 times theorem prover too weak. 2207 trivial. 0 not checked. [2021-12-18 09:32:39,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 09:32:40,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3432 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 3281 trivial. 0 not checked. [2021-12-18 09:32:40,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [508761299] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 09:32:40,825 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 09:32:40,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7, 7] total 18 [2021-12-18 09:32:40,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835946577] [2021-12-18 09:32:40,825 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 09:32:40,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-12-18 09:32:40,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:32:40,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-12-18 09:32:40,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2021-12-18 09:32:40,827 INFO L87 Difference]: Start difference. First operand 45243 states and 66357 transitions. Second operand has 18 states, 16 states have (on average 10.5625) internal successors, (169), 13 states have internal predecessors, (169), 4 states have call successors, (120), 7 states have call predecessors, (120), 6 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) [2021-12-18 09:33:11,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:33:11,029 INFO L93 Difference]: Finished difference Result 104290 states and 155319 transitions. [2021-12-18 09:33:11,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-18 09:33:11,030 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 16 states have (on average 10.5625) internal successors, (169), 13 states have internal predecessors, (169), 4 states have call successors, (120), 7 states have call predecessors, (120), 6 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) Word has length 551 [2021-12-18 09:33:11,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:33:11,271 INFO L225 Difference]: With dead ends: 104290 [2021-12-18 09:33:11,271 INFO L226 Difference]: Without dead ends: 59028 [2021-12-18 09:33:11,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1303 GetRequests, 1269 SyntacticMatches, 4 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=184, Invalid=808, Unknown=0, NotChecked=0, Total=992 [2021-12-18 09:33:11,382 INFO L933 BasicCegarLoop]: 3863 mSDtfsCounter, 4237 mSDsluCounter, 26540 mSDsCounter, 0 mSdLazyCounter, 23840 mSolverCounterSat, 3649 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4599 SdHoareTripleChecker+Valid, 30403 SdHoareTripleChecker+Invalid, 27489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3649 IncrementalHoareTripleChecker+Valid, 23840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.7s IncrementalHoareTripleChecker+Time [2021-12-18 09:33:11,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4599 Valid, 30403 Invalid, 27489 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3649 Valid, 23840 Invalid, 0 Unknown, 0 Unchecked, 27.7s Time] [2021-12-18 09:33:11,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59028 states. [2021-12-18 09:33:12,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59028 to 45272. [2021-12-18 09:33:12,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45272 states, 32170 states have (on average 1.3856077090456949) internal successors, (44575), 33011 states have internal predecessors, (44575), 10841 states have call successors, (10841), 2223 states have call predecessors, (10841), 2260 states have return successors, (10970), 10742 states have call predecessors, (10970), 10840 states have call successors, (10970) [2021-12-18 09:33:13,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45272 states to 45272 states and 66386 transitions. [2021-12-18 09:33:13,042 INFO L78 Accepts]: Start accepts. Automaton has 45272 states and 66386 transitions. Word has length 551 [2021-12-18 09:33:13,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:33:13,042 INFO L470 AbstractCegarLoop]: Abstraction has 45272 states and 66386 transitions. [2021-12-18 09:33:13,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 16 states have (on average 10.5625) internal successors, (169), 13 states have internal predecessors, (169), 4 states have call successors, (120), 7 states have call predecessors, (120), 6 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) [2021-12-18 09:33:13,042 INFO L276 IsEmpty]: Start isEmpty. Operand 45272 states and 66386 transitions. [2021-12-18 09:33:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2021-12-18 09:33:13,060 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:33:13,060 INFO L514 BasicCegarLoop]: trace histogram [32, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:33:13,102 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-18 09:33:13,287 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,SelfDestructingSolverStorable10 [2021-12-18 09:33:13,288 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:33:13,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:33:13,288 INFO L85 PathProgramCache]: Analyzing trace with hash 310979428, now seen corresponding path program 2 times [2021-12-18 09:33:13,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:33:13,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12765917] [2021-12-18 09:33:13,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:33:13,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:33:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:33:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:33:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:33:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:33:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:33:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:33:15,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:33:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:33:15,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:33:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:33:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-18 09:33:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-12-18 09:33:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-18 09:33:15,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-12-18 09:33:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-18 09:33:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-18 09:33:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-18 09:33:15,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-18 09:33:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-18 09:33:15,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-18 09:33:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-18 09:33:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-12-18 09:33:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 09:33:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-18 09:33:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-12-18 09:33:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-18 09:33:15,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-18 09:33:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2021-12-18 09:33:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:33:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2021-12-18 09:33:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 09:33:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 429 [2021-12-18 09:33:15,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:15,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:15,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:15,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2021-12-18 09:33:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:16,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-18 09:33:16,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:16,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 478 [2021-12-18 09:33:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:16,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-12-18 09:33:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 511 [2021-12-18 09:33:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:33:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:33:16,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 551 [2021-12-18 09:33:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-12-18 09:33:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:33:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4064 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 3836 trivial. 0 not checked. [2021-12-18 09:33:16,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:33:16,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12765917] [2021-12-18 09:33:16,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12765917] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:33:16,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418944551] [2021-12-18 09:33:16,098 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-18 09:33:16,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:33:16,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:33:16,116 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) [2021-12-18 09:33:16,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-18 09:34:01,154 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-18 09:34:01,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-18 09:34:01,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 8413 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-18 09:34:01,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 09:34:01,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4064 backedges. 1299 proven. 3 refuted. 0 times theorem prover too weak. 2762 trivial. 0 not checked. [2021-12-18 09:34:01,921 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 09:34:02,899 INFO L134 CoverageAnalysis]: Checked inductivity of 4064 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 3836 trivial. 0 not checked. [2021-12-18 09:34:02,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418944551] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 09:34:02,899 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 09:34:02,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8, 8] total 21 [2021-12-18 09:34:02,900 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464700839] [2021-12-18 09:34:02,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 09:34:02,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-12-18 09:34:02,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 09:34:02,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-12-18 09:34:02,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=359, Unknown=0, NotChecked=0, Total=420 [2021-12-18 09:34:02,901 INFO L87 Difference]: Start difference. First operand 45272 states and 66386 transitions. Second operand has 21 states, 19 states have (on average 9.052631578947368) internal successors, (172), 16 states have internal predecessors, (172), 4 states have call successors, (120), 7 states have call predecessors, (120), 6 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) [2021-12-18 09:34:41,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 09:34:41,841 INFO L93 Difference]: Finished difference Result 104352 states and 155383 transitions. [2021-12-18 09:34:41,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-12-18 09:34:41,841 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 19 states have (on average 9.052631578947368) internal successors, (172), 16 states have internal predecessors, (172), 4 states have call successors, (120), 7 states have call predecessors, (120), 6 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) Word has length 567 [2021-12-18 09:34:41,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 09:34:42,097 INFO L225 Difference]: With dead ends: 104352 [2021-12-18 09:34:42,097 INFO L226 Difference]: Without dead ends: 59063 [2021-12-18 09:34:42,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1341 GetRequests, 1299 SyntacticMatches, 4 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=292, Invalid=1268, Unknown=0, NotChecked=0, Total=1560 [2021-12-18 09:34:42,343 INFO L933 BasicCegarLoop]: 3879 mSDtfsCounter, 3783 mSDsluCounter, 33160 mSDsCounter, 0 mSdLazyCounter, 29980 mSolverCounterSat, 3520 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4144 SdHoareTripleChecker+Valid, 37039 SdHoareTripleChecker+Invalid, 33500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3520 IncrementalHoareTripleChecker+Valid, 29980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.3s IncrementalHoareTripleChecker+Time [2021-12-18 09:34:42,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4144 Valid, 37039 Invalid, 33500 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3520 Valid, 29980 Invalid, 0 Unknown, 0 Unchecked, 36.3s Time] [2021-12-18 09:34:42,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59063 states. [2021-12-18 09:34:43,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59063 to 45307. [2021-12-18 09:34:43,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45307 states, 32202 states have (on average 1.3852555741879387) internal successors, (44608), 33043 states have internal predecessors, (44608), 10842 states have call successors, (10842), 2225 states have call predecessors, (10842), 2262 states have return successors, (10971), 10743 states have call predecessors, (10971), 10841 states have call successors, (10971) [2021-12-18 09:34:44,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45307 states to 45307 states and 66421 transitions. [2021-12-18 09:34:44,095 INFO L78 Accepts]: Start accepts. Automaton has 45307 states and 66421 transitions. Word has length 567 [2021-12-18 09:34:44,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 09:34:44,095 INFO L470 AbstractCegarLoop]: Abstraction has 45307 states and 66421 transitions. [2021-12-18 09:34:44,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 19 states have (on average 9.052631578947368) internal successors, (172), 16 states have internal predecessors, (172), 4 states have call successors, (120), 7 states have call predecessors, (120), 6 states have return successors, (80), 4 states have call predecessors, (80), 4 states have call successors, (80) [2021-12-18 09:34:44,096 INFO L276 IsEmpty]: Start isEmpty. Operand 45307 states and 66421 transitions. [2021-12-18 09:34:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 580 [2021-12-18 09:34:44,125 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 09:34:44,126 INFO L514 BasicCegarLoop]: trace histogram [44, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 09:34:44,223 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-18 09:34:44,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:34:44,340 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 09:34:44,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 09:34:44,340 INFO L85 PathProgramCache]: Analyzing trace with hash 61076664, now seen corresponding path program 3 times [2021-12-18 09:34:44,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 09:34:44,340 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742819919] [2021-12-18 09:34:44,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 09:34:44,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 09:34:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:34:45,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-18 09:34:45,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-18 09:34:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 09:34:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 09:34:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-18 09:34:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-18 09:34:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-18 09:34:45,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-18 09:34:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-18 09:34:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-18 09:34:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-18 09:34:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-18 09:34:45,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-12-18 09:34:45,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-18 09:34:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-18 09:34:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-18 09:34:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-12-18 09:34:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-12-18 09:34:45,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-18 09:34:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-12-18 09:34:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-18 09:34:45,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-18 09:34:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-12-18 09:34:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-12-18 09:34:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-12-18 09:34:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-12-18 09:34:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 09:34:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 09:34:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-18 09:34:45,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-12-18 09:34:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2021-12-18 09:34:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-12-18 09:34:45,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2021-12-18 09:34:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-12-18 09:34:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2021-12-18 09:34:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2021-12-18 09:34:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 09:34:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 09:34:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-12-18 09:34:45,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-12-18 09:34:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 09:34:45,778 INFO L134 CoverageAnalysis]: Checked inductivity of 4706 backedges. 0 proven. 320 refuted. 0 times theorem prover too weak. 4386 trivial. 0 not checked. [2021-12-18 09:34:45,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 09:34:45,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742819919] [2021-12-18 09:34:45,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742819919] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 09:34:45,779 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609351665] [2021-12-18 09:34:45,779 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-18 09:34:45,779 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 09:34:45,779 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 09:34:45,780 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) [2021-12-18 09:34:45,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process Killed by 15