./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--fusbh200-hcd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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--fusbh200-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 75d771e19772a57b21074e06711081dc081595b4f25061866f48f5c3a4ce05c4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 01:53:22,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:53:22,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:53:22,605 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:53:22,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:53:22,608 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:53:22,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:53:22,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:53:22,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:53:22,617 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:53:22,618 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:53:22,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:53:22,621 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:53:22,622 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:53:22,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:53:22,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:53:22,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:53:22,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:53:22,630 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:53:22,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:53:22,637 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:53:22,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:53:22,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:53:22,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:53:22,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:53:22,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:53:22,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:53:22,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:53:22,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:53:22,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:53:22,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:53:22,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:53:22,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:53:22,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:53:22,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:53:22,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:53:22,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:53:22,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:53:22,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:53:22,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:53:22,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:53:22,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:53:22,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 01:53:22,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:53:22,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:53:22,691 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:53:22,691 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:53:22,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:53:22,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:53:22,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:53:22,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:53:22,693 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:53:22,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:53:22,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 01:53:22,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:53:22,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:53:22,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:53:22,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:53:22,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:53:22,696 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:53:22,696 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:53:22,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:53:22,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:53:22,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:53:22,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:53:22,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:53:22,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:53:22,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:53:22,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 01:53:22,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 01:53:22,700 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:53:22,700 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:53:22,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:53:22,700 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d771e19772a57b21074e06711081dc081595b4f25061866f48f5c3a4ce05c4 [2022-07-23 01:53:22,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:53:22,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:53:22,937 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:53:22,938 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:53:22,939 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:53:22,940 INFO L432 ainManager$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--fusbh200-hcd.ko-entry_point.cil.out.i [2022-07-23 01:53:23,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822c03cc8/7de2c61347774ed9843918075254b9ea/FLAGe723ddf2c [2022-07-23 01:53:23,835 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:53:23,836 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--fusbh200-hcd.ko-entry_point.cil.out.i [2022-07-23 01:53:23,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822c03cc8/7de2c61347774ed9843918075254b9ea/FLAGe723ddf2c [2022-07-23 01:53:24,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/822c03cc8/7de2c61347774ed9843918075254b9ea [2022-07-23 01:53:24,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:53:24,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:53:24,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:53:24,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:53:24,017 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:53:24,018 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:53:24" (1/1) ... [2022-07-23 01:53:24,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7d8a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:24, skipping insertion in model container [2022-07-23 01:53:24,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:53:24" (1/1) ... [2022-07-23 01:53:24,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:53:24,160 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:53:26,504 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--fusbh200-hcd.ko-entry_point.cil.out.i[372305,372318] [2022-07-23 01:53:26,566 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-23 01:53:26,577 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:53:26,604 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:53:27,079 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--fusbh200-hcd.ko-entry_point.cil.out.i[372305,372318] [2022-07-23 01:53:27,083 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-23 01:53:27,089 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:53:27,245 INFO L208 MainTranslator]: Completed translation [2022-07-23 01:53:27,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27 WrapperNode [2022-07-23 01:53:27,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 01:53:27,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 01:53:27,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 01:53:27,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 01:53:27,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:27,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:27,892 INFO L137 Inliner]: procedures = 333, calls = 4687, calls flagged for inlining = 151, calls inlined = 148, statements flattened = 12599 [2022-07-23 01:53:27,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 01:53:27,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 01:53:27,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 01:53:27,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 01:53:27,913 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:27,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:28,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:28,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:28,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:28,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:28,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:28,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 01:53:28,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 01:53:28,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 01:53:28,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 01:53:28,696 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (1/1) ... [2022-07-23 01:53:28,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:53:28,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 01:53:28,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-23 01:53:28,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-23 01:53:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2022-07-23 01:53:28,796 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2022-07-23 01:53:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_writel [2022-07-23 01:53:28,796 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_writel [2022-07-23 01:53:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2022-07-23 01:53:28,796 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2022-07-23 01:53:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2022-07-23 01:53:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2022-07-23 01:53:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-07-23 01:53:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2022-07-23 01:53:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_disable [2022-07-23 01:53:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_disable [2022-07-23 01:53:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_enqueue [2022-07-23 01:53:28,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_enqueue [2022-07-23 01:53:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 01:53:28,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 01:53:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 01:53:28,799 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 01:53:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2022-07-23 01:53:28,800 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2022-07-23 01:53:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_enable_event [2022-07-23 01:53:28,800 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_enable_event [2022-07-23 01:53:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-23 01:53:28,800 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-23 01:53:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_reset [2022-07-23 01:53:28,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_reset [2022-07-23 01:53:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-23 01:53:28,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-23 01:53:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 01:53:28,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 01:53:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2022-07-23 01:53:28,801 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2022-07-23 01:53:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2022-07-23 01:53:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2022-07-23 01:53:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2022-07-23 01:53:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2022-07-23 01:53:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2022-07-23 01:53:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2022-07-23 01:53:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_quiesce [2022-07-23 01:53:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_quiesce [2022-07-23 01:53:28,803 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_command_bit [2022-07-23 01:53:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_command_bit [2022-07-23 01:53:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-23 01:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-23 01:53:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-23 01:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-23 01:53:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2022-07-23 01:53:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2022-07-23 01:53:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_probe [2022-07-23 01:53:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_probe [2022-07-23 01:53:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2022-07-23 01:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2022-07-23 01:53:28,806 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_silence_controller [2022-07-23 01:53:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_silence_controller [2022-07-23 01:53:28,806 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-23 01:53:28,823 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-23 01:53:28,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-23 01:53:28,824 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-23 01:53:28,824 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_relinquish_port [2022-07-23 01:53:28,825 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_relinquish_port [2022-07-23 01:53:28,825 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2022-07-23 01:53:28,825 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2022-07-23 01:53:28,825 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 01:53:28,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 01:53:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2022-07-23 01:53:28,826 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2022-07-23 01:53:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-07-23 01:53:28,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-07-23 01:53:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_alloc [2022-07-23 01:53:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_alloc [2022-07-23 01:53:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-07-23 01:53:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-07-23 01:53:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2022-07-23 01:53:28,828 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2022-07-23 01:53:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 01:53:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-23 01:53:28,828 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-23 01:53:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2022-07-23 01:53:28,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2022-07-23 01:53:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_handed_over [2022-07-23 01:53:28,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_handed_over [2022-07-23 01:53:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2022-07-23 01:53:28,829 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2022-07-23 01:53:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 01:53:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-23 01:53:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-23 01:53:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-23 01:53:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-07-23 01:53:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-07-23 01:53:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2022-07-23 01:53:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2022-07-23 01:53:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_set_command_bit [2022-07-23 01:53:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_set_command_bit [2022-07-23 01:53:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-23 01:53:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-23 01:53:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-23 01:53:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-23 01:53:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_stop [2022-07-23 01:53:28,833 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_stop [2022-07-23 01:53:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-23 01:53:28,834 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-23 01:53:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-07-23 01:53:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-07-23 01:53:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_intr_unlinks [2022-07-23 01:53:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_intr_unlinks [2022-07-23 01:53:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 01:53:28,836 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-23 01:53:28,851 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-23 01:53:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 01:53:28,851 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2022-07-23 01:53:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2022-07-23 01:53:28,852 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2022-07-23 01:53:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2022-07-23 01:53:28,852 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-23 01:53:28,852 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-23 01:53:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2022-07-23 01:53:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2022-07-23 01:53:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fusbh200 [2022-07-23 01:53:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fusbh200 [2022-07-23 01:53:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-23 01:53:28,853 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-23 01:53:28,853 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-23 01:53:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-23 01:53:28,854 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-23 01:53:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-23 01:53:28,854 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_to_hcd [2022-07-23 01:53:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_to_hcd [2022-07-23 01:53:28,854 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2022-07-23 01:53:28,854 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2022-07-23 01:53:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-23 01:53:28,855 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-23 01:53:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2022-07-23 01:53:28,855 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2022-07-23 01:53:28,855 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-07-23 01:53:28,855 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-07-23 01:53:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2022-07-23 01:53:28,856 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2022-07-23 01:53:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_dequeue [2022-07-23 01:53:28,856 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_dequeue [2022-07-23 01:53:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2022-07-23 01:53:28,856 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2022-07-23 01:53:28,856 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_readl [2022-07-23 01:53:28,857 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_readl [2022-07-23 01:53:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_halt [2022-07-23 01:53:28,857 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_halt [2022-07-23 01:53:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-23 01:53:28,857 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-23 01:53:28,857 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer_complete [2022-07-23 01:53:28,857 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer_complete [2022-07-23 01:53:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-23 01:53:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-23 01:53:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_done [2022-07-23 01:53:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_done [2022-07-23 01:53:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_ASS [2022-07-23 01:53:28,858 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_ASS [2022-07-23 01:53:28,858 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_controller_death [2022-07-23 01:53:28,859 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_controller_death [2022-07-23 01:53:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_mem_cleanup [2022-07-23 01:53:28,859 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_mem_cleanup [2022-07-23 01:53:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-07-23 01:53:28,859 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-07-23 01:53:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 01:53:28,859 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2022-07-23 01:53:28,860 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2022-07-23 01:53:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2022-07-23 01:53:28,860 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2022-07-23 01:53:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-23 01:53:28,860 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-23 01:53:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_init [2022-07-23 01:53:28,860 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_init [2022-07-23 01:53:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-23 01:53:28,861 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-23 01:53:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-23 01:53:28,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-23 01:53:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_reset [2022-07-23 01:53:28,861 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_reset [2022-07-23 01:53:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-07-23 01:53:28,862 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-07-23 01:53:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-23 01:53:28,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-23 01:53:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_status_data [2022-07-23 01:53:28,862 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_status_data [2022-07-23 01:53:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-23 01:53:28,862 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-23 01:53:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-23 01:53:28,863 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-23 01:53:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-23 01:53:28,863 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-23 01:53:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 01:53:28,863 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_remove [2022-07-23 01:53:28,864 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_remove [2022-07-23 01:53:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-07-23 01:53:28,864 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-07-23 01:53:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-23 01:53:28,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-23 01:53:28,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-23 01:53:28,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-23 01:53:28,865 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2022-07-23 01:53:28,865 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2022-07-23 01:53:28,865 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_get_frame [2022-07-23 01:53:28,865 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_get_frame [2022-07-23 01:53:28,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 01:53:28,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 01:53:28,865 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_PSS [2022-07-23 01:53:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_PSS [2022-07-23 01:53:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 01:53:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-23 01:53:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 01:53:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 01:53:28,866 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-23 01:53:28,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-23 01:53:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 01:53:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2022-07-23 01:53:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2022-07-23 01:53:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2022-07-23 01:53:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2022-07-23 01:53:28,867 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2022-07-23 01:53:28,867 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2022-07-23 01:53:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 01:53:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_free [2022-07-23 01:53:28,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_free [2022-07-23 01:53:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2022-07-23 01:53:28,868 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2022-07-23 01:53:28,868 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qh_alloc [2022-07-23 01:53:28,868 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qh_alloc [2022-07-23 01:53:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-23 01:53:28,869 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-23 01:53:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-23 01:53:28,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-23 01:53:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2022-07-23 01:53:28,869 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2022-07-23 01:53:28,869 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fusbh200_init [2022-07-23 01:53:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fusbh200_init [2022-07-23 01:53:28,870 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-23 01:53:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-23 01:53:28,870 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-07-23 01:53:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-07-23 01:53:28,870 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-23 01:53:28,870 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-23 01:53:28,871 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2022-07-23 01:53:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2022-07-23 01:53:28,871 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_read_frame_index [2022-07-23 01:53:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_read_frame_index [2022-07-23 01:53:28,871 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-23 01:53:28,871 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-23 01:53:28,871 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_shutdown [2022-07-23 01:53:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_shutdown [2022-07-23 01:53:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2022-07-23 01:53:28,874 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2022-07-23 01:53:28,874 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2022-07-23 01:53:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2022-07-23 01:53:28,875 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2022-07-23 01:53:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2022-07-23 01:53:28,875 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_work [2022-07-23 01:53:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_work [2022-07-23 01:53:28,875 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2022-07-23 01:53:28,875 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2022-07-23 01:53:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-23 01:53:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-23 01:53:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2022-07-23 01:53:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2022-07-23 01:53:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-23 01:53:28,876 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-23 01:53:28,876 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2022-07-23 01:53:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2022-07-23 01:53:28,877 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-23 01:53:28,877 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-23 01:53:28,877 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_run [2022-07-23 01:53:28,891 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_run [2022-07-23 01:53:28,891 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-23 01:53:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-23 01:53:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-23 01:53:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-23 01:53:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-23 01:53:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-23 01:53:28,892 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2022-07-23 01:53:28,892 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2022-07-23 01:53:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 01:53:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_control [2022-07-23 01:53:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_control [2022-07-23 01:53:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-07-23 01:53:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-07-23 01:53:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_speed [2022-07-23 01:53:28,893 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_speed [2022-07-23 01:53:28,893 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer [2022-07-23 01:53:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer [2022-07-23 01:53:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_irq [2022-07-23 01:53:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_irq [2022-07-23 01:53:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 01:53:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 01:53:28,894 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-23 01:53:28,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-23 01:53:30,038 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 01:53:30,041 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 01:53:33,805 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 01:53:42,149 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_29_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_29 } true; [2022-07-23 01:53:42,414 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 01:53:42,444 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 01:53:42,445 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 01:53:42,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:53:42 BoogieIcfgContainer [2022-07-23 01:53:42,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 01:53:42,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 01:53:42,453 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 01:53:42,456 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 01:53:42,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 01:53:24" (1/3) ... [2022-07-23 01:53:42,456 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7818c983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:53:42, skipping insertion in model container [2022-07-23 01:53:42,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:53:27" (2/3) ... [2022-07-23 01:53:42,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7818c983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:53:42, skipping insertion in model container [2022-07-23 01:53:42,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:53:42" (3/3) ... [2022-07-23 01:53:42,460 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2022-07-23 01:53:42,474 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 01:53:42,474 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-23 01:53:42,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-23 01:53:42,596 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@3e2374bf, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4010d87c [2022-07-23 01:53:42,596 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-23 01:53:42,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 3963 states, 2855 states have (on average 1.4462346760070053) internal successors, (4129), 2941 states have internal predecessors, (4129), 968 states have call successors, (968), 139 states have call predecessors, (968), 138 states have return successors, (960), 941 states have call predecessors, (960), 960 states have call successors, (960) [2022-07-23 01:53:42,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-23 01:53:42,644 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:53:42,645 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:53:42,646 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:53:42,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:53:42,652 INFO L85 PathProgramCache]: Analyzing trace with hash -60257471, now seen corresponding path program 1 times [2022-07-23 01:53:42,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:53:42,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475725278] [2022-07-23 01:53:42,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:53:42,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:53:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:53:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:53:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:53:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:53:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:53:43,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:53:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:53:43,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:53:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:53:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:53:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:43,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:53:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:53:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:53:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:53:43,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:53:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:53:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:53:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:53:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:53:43,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:53:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:53:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:53:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:43,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:53:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:53:44,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:44,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:53:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:44,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:53:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:44,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:53:44,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:44,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:53:44,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:44,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:44,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-23 01:53:44,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:53:44,113 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475725278] [2022-07-23 01:53:44,114 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475725278] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:53:44,114 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:53:44,114 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-23 01:53:44,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34416621] [2022-07-23 01:53:44,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:53:44,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-23 01:53:44,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:53:44,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-23 01:53:44,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-23 01:53:44,153 INFO L87 Difference]: Start difference. First operand has 3963 states, 2855 states have (on average 1.4462346760070053) internal successors, (4129), 2941 states have internal predecessors, (4129), 968 states have call successors, (968), 139 states have call predecessors, (968), 138 states have return successors, (960), 941 states have call predecessors, (960), 960 states have call successors, (960) Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-23 01:53:52,849 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:55,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:53:56,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:53:56,845 INFO L93 Difference]: Finished difference Result 8385 states and 13105 transitions. [2022-07-23 01:53:56,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-23 01:53:56,854 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 375 [2022-07-23 01:53:56,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:53:56,916 INFO L225 Difference]: With dead ends: 8385 [2022-07-23 01:53:56,917 INFO L226 Difference]: Without dead ends: 4392 [2022-07-23 01:53:56,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:53:56,962 INFO L413 NwaCegarLoop]: 5519 mSDtfsCounter, 3044 mSDsluCounter, 3146 mSDsCounter, 0 mSdLazyCounter, 2109 mSolverCounterSat, 3623 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3148 SdHoareTripleChecker+Valid, 8665 SdHoareTripleChecker+Invalid, 5734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3623 IncrementalHoareTripleChecker+Valid, 2109 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-07-23 01:53:56,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3148 Valid, 8665 Invalid, 5734 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3623 Valid, 2109 Invalid, 2 Unknown, 0 Unchecked, 12.2s Time] [2022-07-23 01:53:56,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4392 states. [2022-07-23 01:53:57,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4392 to 3929. [2022-07-23 01:53:57,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3929 states, 2837 states have (on average 1.3838561861120902) internal successors, (3926), 2913 states have internal predecessors, (3926), 955 states have call successors, (955), 137 states have call predecessors, (955), 136 states have return successors, (953), 934 states have call predecessors, (953), 953 states have call successors, (953) [2022-07-23 01:53:57,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3929 states and 5834 transitions. [2022-07-23 01:53:57,394 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 5834 transitions. Word has length 375 [2022-07-23 01:53:57,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:53:57,396 INFO L495 AbstractCegarLoop]: Abstraction has 3929 states and 5834 transitions. [2022-07-23 01:53:57,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-07-23 01:53:57,397 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 5834 transitions. [2022-07-23 01:53:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-23 01:53:57,406 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:53:57,407 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:53:57,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-23 01:53:57,408 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:53:57,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:53:57,409 INFO L85 PathProgramCache]: Analyzing trace with hash 180974253, now seen corresponding path program 1 times [2022-07-23 01:53:57,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:53:57,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106069384] [2022-07-23 01:53:57,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:53:57,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:53:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:57,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:53:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:57,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:57,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:57,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:53:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:53:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:53:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:53:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:53:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:53:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:53:58,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:53:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:53:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:53:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:53:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:53:58,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:53:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:53:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:53:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:53:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:53:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:53:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:53:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:53:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:53:58,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:53:58,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:53:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:53:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:53:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:53:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:53:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:53:58,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:53:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:53:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-23 01:53:58,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:53:58,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106069384] [2022-07-23 01:53:58,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106069384] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:53:58,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:53:58,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:53:58,573 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217186881] [2022-07-23 01:53:58,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:53:58,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:53:58,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:53:58,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:53:58,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:53:58,576 INFO L87 Difference]: Start difference. First operand 3929 states and 5834 transitions. Second operand has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-23 01:54:07,616 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:10,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:12,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:20,043 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:22,400 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:23,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:54:23,413 INFO L93 Difference]: Finished difference Result 12555 states and 18810 transitions. [2022-07-23 01:54:23,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:54:23,414 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 375 [2022-07-23 01:54:23,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:54:23,476 INFO L225 Difference]: With dead ends: 12555 [2022-07-23 01:54:23,477 INFO L226 Difference]: Without dead ends: 8690 [2022-07-23 01:54:23,500 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:54:23,501 INFO L413 NwaCegarLoop]: 6234 mSDtfsCounter, 11244 mSDsluCounter, 7544 mSDsCounter, 0 mSdLazyCounter, 4766 mSolverCounterSat, 7737 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12038 SdHoareTripleChecker+Valid, 13778 SdHoareTripleChecker+Invalid, 12508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7737 IncrementalHoareTripleChecker+Valid, 4766 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.2s IncrementalHoareTripleChecker+Time [2022-07-23 01:54:23,502 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12038 Valid, 13778 Invalid, 12508 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7737 Valid, 4766 Invalid, 5 Unknown, 0 Unchecked, 24.2s Time] [2022-07-23 01:54:23,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8690 states. [2022-07-23 01:54:23,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8690 to 7761. [2022-07-23 01:54:23,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7761 states, 5616 states have (on average 1.3858618233618234) internal successors, (7783), 5768 states have internal predecessors, (7783), 1873 states have call successors, (1873), 272 states have call predecessors, (1873), 271 states have return successors, (1871), 1832 states have call predecessors, (1871), 1871 states have call successors, (1871) [2022-07-23 01:54:23,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7761 states to 7761 states and 11527 transitions. [2022-07-23 01:54:23,950 INFO L78 Accepts]: Start accepts. Automaton has 7761 states and 11527 transitions. Word has length 375 [2022-07-23 01:54:23,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:54:23,953 INFO L495 AbstractCegarLoop]: Abstraction has 7761 states and 11527 transitions. [2022-07-23 01:54:23,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.666666666666666) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-23 01:54:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 7761 states and 11527 transitions. [2022-07-23 01:54:23,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-07-23 01:54:23,959 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:54:23,959 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:54:23,960 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-23 01:54:23,960 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:54:23,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:54:23,961 INFO L85 PathProgramCache]: Analyzing trace with hash 2003662350, now seen corresponding path program 1 times [2022-07-23 01:54:23,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:54:23,961 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207770348] [2022-07-23 01:54:23,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:54:23,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:54:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:54:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:54:24,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:54:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:54:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:54:24,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:54:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:54:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:54:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:54:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:54:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:24,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:54:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:54:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:54:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:54:24,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:54:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:54:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:54:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:54:24,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:54:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:54:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:54:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:54:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:54:24,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:54:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:54:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:54:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:54:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:54:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:24,880 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-23 01:54:24,881 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:54:24,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207770348] [2022-07-23 01:54:24,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207770348] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:54:24,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:54:24,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:54:24,882 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285178508] [2022-07-23 01:54:24,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:54:24,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:54:24,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:54:24,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:54:24,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:54:24,885 INFO L87 Difference]: Start difference. First operand 7761 states and 11527 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-23 01:54:32,736 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:35,317 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:37,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:45,688 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:54:46,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:54:46,922 INFO L93 Difference]: Finished difference Result 24941 states and 37347 transitions. [2022-07-23 01:54:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:54:46,923 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 376 [2022-07-23 01:54:46,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:54:47,054 INFO L225 Difference]: With dead ends: 24941 [2022-07-23 01:54:47,055 INFO L226 Difference]: Without dead ends: 17244 [2022-07-23 01:54:47,104 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:54:47,105 INFO L413 NwaCegarLoop]: 6280 mSDtfsCounter, 11228 mSDsluCounter, 7572 mSDsCounter, 0 mSdLazyCounter, 4769 mSolverCounterSat, 7710 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12020 SdHoareTripleChecker+Valid, 13852 SdHoareTripleChecker+Invalid, 12483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7710 IncrementalHoareTripleChecker+Valid, 4769 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.4s IncrementalHoareTripleChecker+Time [2022-07-23 01:54:47,105 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12020 Valid, 13852 Invalid, 12483 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7710 Valid, 4769 Invalid, 4 Unknown, 0 Unchecked, 21.4s Time] [2022-07-23 01:54:47,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17244 states. [2022-07-23 01:54:47,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17244 to 15393. [2022-07-23 01:54:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15393 states, 11150 states have (on average 1.3867264573991032) internal successors, (15462), 11454 states have internal predecessors, (15462), 3701 states have call successors, (3701), 542 states have call predecessors, (3701), 541 states have return successors, (3699), 3620 states have call predecessors, (3699), 3699 states have call successors, (3699) [2022-07-23 01:54:47,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15393 states to 15393 states and 22862 transitions. [2022-07-23 01:54:47,930 INFO L78 Accepts]: Start accepts. Automaton has 15393 states and 22862 transitions. Word has length 376 [2022-07-23 01:54:47,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:54:47,934 INFO L495 AbstractCegarLoop]: Abstraction has 15393 states and 22862 transitions. [2022-07-23 01:54:47,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-23 01:54:47,935 INFO L276 IsEmpty]: Start isEmpty. Operand 15393 states and 22862 transitions. [2022-07-23 01:54:47,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-07-23 01:54:47,941 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:54:47,941 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:54:47,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-23 01:54:47,942 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:54:47,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:54:47,942 INFO L85 PathProgramCache]: Analyzing trace with hash -326393097, now seen corresponding path program 1 times [2022-07-23 01:54:47,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:54:47,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375028296] [2022-07-23 01:54:47,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:54:47,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:54:48,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:54:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:54:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:54:48,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:54:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:54:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:54:48,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:54:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:54:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:54:48,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:54:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:54:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:54:48,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:54:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:54:48,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:54:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:54:48,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:54:48,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:54:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:54:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:54:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:54:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:54:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:54:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:54:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:54:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:54:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:54:48,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:54:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:54:48,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:54:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:54:48,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-23 01:54:48,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:54:48,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375028296] [2022-07-23 01:54:48,814 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375028296] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:54:48,814 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:54:48,814 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:54:48,814 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060295563] [2022-07-23 01:54:48,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:54:48,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:54:48,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:54:48,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:54:48,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:54:48,817 INFO L87 Difference]: Start difference. First operand 15393 states and 22862 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-23 01:54:59,025 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:01,655 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:03,821 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:18,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:55:18,110 INFO L93 Difference]: Finished difference Result 49116 states and 73510 transitions. [2022-07-23 01:55:18,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:55:18,112 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 381 [2022-07-23 01:55:18,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:55:18,324 INFO L225 Difference]: With dead ends: 49116 [2022-07-23 01:55:18,325 INFO L226 Difference]: Without dead ends: 33787 [2022-07-23 01:55:18,405 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:55:18,407 INFO L413 NwaCegarLoop]: 6742 mSDtfsCounter, 8480 mSDsluCounter, 13252 mSDsCounter, 0 mSdLazyCounter, 9261 mSolverCounterSat, 4965 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9276 SdHoareTripleChecker+Valid, 19994 SdHoareTripleChecker+Invalid, 14229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4965 IncrementalHoareTripleChecker+Valid, 9261 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.1s IncrementalHoareTripleChecker+Time [2022-07-23 01:55:18,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9276 Valid, 19994 Invalid, 14229 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4965 Valid, 9261 Invalid, 3 Unknown, 0 Unchecked, 28.1s Time] [2022-07-23 01:55:18,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33787 states. [2022-07-23 01:55:19,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33787 to 30217. [2022-07-23 01:55:19,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30217 states, 21906 states have (on average 1.3870172555464257) internal successors, (30384), 22504 states have internal predecessors, (30384), 7233 states have call successors, (7233), 1074 states have call predecessors, (7233), 1077 states have return successors, (7255), 7079 states have call predecessors, (7255), 7231 states have call successors, (7255) [2022-07-23 01:55:19,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30217 states to 30217 states and 44872 transitions. [2022-07-23 01:55:19,914 INFO L78 Accepts]: Start accepts. Automaton has 30217 states and 44872 transitions. Word has length 381 [2022-07-23 01:55:19,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:55:19,915 INFO L495 AbstractCegarLoop]: Abstraction has 30217 states and 44872 transitions. [2022-07-23 01:55:19,916 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 2 states have call successors, (33), 5 states have call predecessors, (33), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2022-07-23 01:55:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 30217 states and 44872 transitions. [2022-07-23 01:55:19,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2022-07-23 01:55:19,924 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:55:19,924 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:55:19,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-23 01:55:19,925 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:55:19,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:55:19,925 INFO L85 PathProgramCache]: Analyzing trace with hash -326766277, now seen corresponding path program 1 times [2022-07-23 01:55:19,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:55:19,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927245599] [2022-07-23 01:55:19,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:55:19,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:55:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:55:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:55:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:55:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:55:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:55:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:55:20,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:55:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:55:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:55:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:55:20,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:20,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:55:20,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:55:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:55:20,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:55:20,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:55:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:55:20,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:55:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:55:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:55:20,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:55:20,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:55:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:55:20,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:55:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:55:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:55:20,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:55:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:55:20,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:55:20,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:20,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-23 01:55:20,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-23 01:55:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-23 01:55:20,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:55:20,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927245599] [2022-07-23 01:55:20,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927245599] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:55:20,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:55:20,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-23 01:55:20,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682190995] [2022-07-23 01:55:20,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:55:20,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-23 01:55:20,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:55:20,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-23 01:55:20,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-23 01:55:20,766 INFO L87 Difference]: Start difference. First operand 30217 states and 44872 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-23 01:55:34,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:36,877 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:39,465 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:55:42,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:55:42,634 INFO L93 Difference]: Finished difference Result 82097 states and 121823 transitions. [2022-07-23 01:55:42,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-23 01:55:42,635 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 409 [2022-07-23 01:55:42,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:55:43,135 INFO L225 Difference]: With dead ends: 82097 [2022-07-23 01:55:43,139 INFO L226 Difference]: Without dead ends: 51944 [2022-07-23 01:55:43,243 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:55:43,246 INFO L413 NwaCegarLoop]: 7699 mSDtfsCounter, 5674 mSDsluCounter, 11391 mSDsCounter, 0 mSdLazyCounter, 7077 mSolverCounterSat, 3411 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6179 SdHoareTripleChecker+Valid, 19090 SdHoareTripleChecker+Invalid, 10491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3411 IncrementalHoareTripleChecker+Valid, 7077 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.6s IncrementalHoareTripleChecker+Time [2022-07-23 01:55:43,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6179 Valid, 19090 Invalid, 10491 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3411 Valid, 7077 Invalid, 3 Unknown, 0 Unchecked, 20.6s Time] [2022-07-23 01:55:43,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51944 states. [2022-07-23 01:55:45,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51944 to 46800. [2022-07-23 01:55:45,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46800 states, 33834 states have (on average 1.3772240941065201) internal successors, (46597), 34738 states have internal predecessors, (46597), 11043 states have call successors, (11043), 1919 states have call predecessors, (11043), 1922 states have return successors, (11065), 10808 states have call predecessors, (11065), 11041 states have call successors, (11065) [2022-07-23 01:55:45,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46800 states to 46800 states and 68705 transitions. [2022-07-23 01:55:45,557 INFO L78 Accepts]: Start accepts. Automaton has 46800 states and 68705 transitions. Word has length 409 [2022-07-23 01:55:45,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:55:45,559 INFO L495 AbstractCegarLoop]: Abstraction has 46800 states and 68705 transitions. [2022-07-23 01:55:45,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (38), 5 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2022-07-23 01:55:45,559 INFO L276 IsEmpty]: Start isEmpty. Operand 46800 states and 68705 transitions. [2022-07-23 01:55:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2022-07-23 01:55:45,571 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:55:45,571 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 18, 18, 18, 18, 18, 18, 18, 18, 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] [2022-07-23 01:55:45,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-23 01:55:45,571 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:55:45,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:55:45,572 INFO L85 PathProgramCache]: Analyzing trace with hash 286438773, now seen corresponding path program 1 times [2022-07-23 01:55:45,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:55:45,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918051514] [2022-07-23 01:55:45,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:55:45,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:55:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:55:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:55:46,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:55:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:55:46,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:55:46,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:55:46,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:55:46,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:55:46,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:55:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:55:46,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:55:46,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:55:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:55:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:55:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:55:46,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:55:46,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:55:46,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:55:46,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:55:46,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:55:46,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:55:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:55:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:55:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:55:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:55:46,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:55:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:55:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:55:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-23 01:55:46,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-23 01:55:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-23 01:55:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-07-23 01:55:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 01:55:46,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-23 01:55:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-23 01:55:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-23 01:55:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-23 01:55:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-23 01:55:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-23 01:55:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-07-23 01:55:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:55:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:55:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:55:46,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4319 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4317 trivial. 0 not checked. [2022-07-23 01:55:46,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:55:46,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918051514] [2022-07-23 01:55:46,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918051514] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:55:46,983 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:55:46,983 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 01:55:46,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56861818] [2022-07-23 01:55:46,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:55:46,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 01:55:46,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:55:46,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 01:55:46,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:55:46,985 INFO L87 Difference]: Start difference. First operand 46800 states and 68705 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (45), 5 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-23 01:55:59,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:01,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:03,892 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:07,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:56:07,020 INFO L93 Difference]: Finished difference Result 98716 states and 145701 transitions. [2022-07-23 01:56:07,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-23 01:56:07,020 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (45), 5 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 574 [2022-07-23 01:56:07,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:56:07,364 INFO L225 Difference]: With dead ends: 98716 [2022-07-23 01:56:07,364 INFO L226 Difference]: Without dead ends: 51932 [2022-07-23 01:56:07,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2022-07-23 01:56:07,540 INFO L413 NwaCegarLoop]: 5467 mSDtfsCounter, 2419 mSDsluCounter, 14151 mSDsCounter, 0 mSdLazyCounter, 6737 mSolverCounterSat, 2447 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2524 SdHoareTripleChecker+Valid, 19618 SdHoareTripleChecker+Invalid, 9187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2447 IncrementalHoareTripleChecker+Valid, 6737 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2022-07-23 01:56:07,541 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2524 Valid, 19618 Invalid, 9187 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2447 Valid, 6737 Invalid, 3 Unknown, 0 Unchecked, 18.6s Time] [2022-07-23 01:56:07,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51932 states. [2022-07-23 01:56:09,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51932 to 46800. [2022-07-23 01:56:09,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46800 states, 33834 states have (on average 1.3767511970207484) internal successors, (46581), 34738 states have internal predecessors, (46581), 11043 states have call successors, (11043), 1919 states have call predecessors, (11043), 1922 states have return successors, (11065), 10808 states have call predecessors, (11065), 11041 states have call successors, (11065) [2022-07-23 01:56:10,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46800 states to 46800 states and 68689 transitions. [2022-07-23 01:56:10,175 INFO L78 Accepts]: Start accepts. Automaton has 46800 states and 68689 transitions. Word has length 574 [2022-07-23 01:56:10,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:56:10,200 INFO L495 AbstractCegarLoop]: Abstraction has 46800 states and 68689 transitions. [2022-07-23 01:56:10,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (45), 5 states have call predecessors, (45), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2022-07-23 01:56:10,200 INFO L276 IsEmpty]: Start isEmpty. Operand 46800 states and 68689 transitions. [2022-07-23 01:56:10,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2022-07-23 01:56:10,225 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:56:10,226 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 18, 18, 18, 18, 18, 18, 18, 18, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:56:10,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-23 01:56:10,226 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:56:10,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:56:10,226 INFO L85 PathProgramCache]: Analyzing trace with hash 898502513, now seen corresponding path program 1 times [2022-07-23 01:56:10,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:56:10,227 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176277355] [2022-07-23 01:56:10,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:56:10,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:56:10,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:10,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:56:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:10,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:10,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:10,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:10,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:56:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:10,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:10,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:10,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:10,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:56:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:56:11,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:56:11,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:56:11,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:56:11,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:56:11,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:56:11,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:56:11,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:56:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:56:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:56:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:56:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:56:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:56:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:56:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:56:11,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:56:11,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:56:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:56:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:56:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:56:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:56:11,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:56:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:56:11,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:56:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:56:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-23 01:56:11,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-23 01:56:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-23 01:56:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-23 01:56:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-23 01:56:11,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-07-23 01:56:11,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-07-23 01:56:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-23 01:56:11,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-07-23 01:56:11,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-23 01:56:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-23 01:56:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-23 01:56:11,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-07-23 01:56:11,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-07-23 01:56:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-07-23 01:56:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-07-23 01:56:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-07-23 01:56:11,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:11,739 INFO L134 CoverageAnalysis]: Checked inductivity of 4319 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4317 trivial. 0 not checked. [2022-07-23 01:56:11,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:56:11,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176277355] [2022-07-23 01:56:11,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176277355] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:56:11,740 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:56:11,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 01:56:11,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479558885] [2022-07-23 01:56:11,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:56:11,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 01:56:11,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:56:11,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 01:56:11,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:56:11,742 INFO L87 Difference]: Start difference. First operand 46800 states and 68689 transitions. Second operand has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 01:56:30,381 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:33,760 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:35,804 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:37,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-23 01:56:44,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-23 01:56:44,198 INFO L93 Difference]: Finished difference Result 126859 states and 187986 transitions. [2022-07-23 01:56:44,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-23 01:56:44,203 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 608 [2022-07-23 01:56:44,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-23 01:56:44,885 INFO L225 Difference]: With dead ends: 126859 [2022-07-23 01:56:44,885 INFO L226 Difference]: Without dead ends: 80123 [2022-07-23 01:56:45,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-07-23 01:56:45,013 INFO L413 NwaCegarLoop]: 7210 mSDtfsCounter, 10101 mSDsluCounter, 14480 mSDsCounter, 0 mSdLazyCounter, 10347 mSolverCounterSat, 7311 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10982 SdHoareTripleChecker+Valid, 21690 SdHoareTripleChecker+Invalid, 17662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7311 IncrementalHoareTripleChecker+Valid, 10347 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time [2022-07-23 01:56:45,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10982 Valid, 21690 Invalid, 17662 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7311 Valid, 10347 Invalid, 4 Unknown, 0 Unchecked, 29.8s Time] [2022-07-23 01:56:45,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80123 states. [2022-07-23 01:56:47,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80123 to 69224. [2022-07-23 01:56:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69224 states, 50063 states have (on average 1.3761260811377665) internal successors, (68893), 51391 states have internal predecessors, (68893), 16311 states have call successors, (16311), 2844 states have call predecessors, (16311), 2849 states have return successors, (16345), 15968 states have call predecessors, (16345), 16309 states have call successors, (16345) [2022-07-23 01:56:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69224 states to 69224 states and 101549 transitions. [2022-07-23 01:56:47,882 INFO L78 Accepts]: Start accepts. Automaton has 69224 states and 101549 transitions. Word has length 608 [2022-07-23 01:56:47,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-23 01:56:47,883 INFO L495 AbstractCegarLoop]: Abstraction has 69224 states and 101549 transitions. [2022-07-23 01:56:47,883 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.0) internal successors, (112), 3 states have internal predecessors, (112), 3 states have call successors, (51), 6 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-23 01:56:47,884 INFO L276 IsEmpty]: Start isEmpty. Operand 69224 states and 101549 transitions. [2022-07-23 01:56:47,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2022-07-23 01:56:47,889 INFO L187 NwaCegarLoop]: Found error trace [2022-07-23 01:56:47,889 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 18, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-23 01:56:47,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-23 01:56:47,890 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-23 01:56:47,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-23 01:56:47,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1332916556, now seen corresponding path program 1 times [2022-07-23 01:56:47,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-23 01:56:47,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831084606] [2022-07-23 01:56:47,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-23 01:56:47,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-23 01:56:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-23 01:56:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-23 01:56:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-23 01:56:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-23 01:56:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-23 01:56:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-23 01:56:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-23 01:56:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-23 01:56:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-23 01:56:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-23 01:56:48,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-23 01:56:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-23 01:56:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-23 01:56:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:48,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:48,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-23 01:56:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-23 01:56:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-23 01:56:49,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-23 01:56:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-23 01:56:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-23 01:56:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-23 01:56:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-23 01:56:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-23 01:56:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-23 01:56:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-23 01:56:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-23 01:56:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-23 01:56:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-23 01:56:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-23 01:56:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-23 01:56:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-23 01:56:49,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-23 01:56:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-23 01:56:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-23 01:56:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-23 01:56:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-23 01:56:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-23 01:56:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-23 01:56:49,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-23 01:56:49,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-23 01:56:49,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-23 01:56:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-23 01:56:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-23 01:56:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-23 01:56:49,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-23 01:56:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-07-23 01:56:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-07-23 01:56:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-23 01:56:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-23 01:56:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-23 01:56:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-23 01:56:49,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-07-23 01:56:49,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-07-23 01:56:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-07-23 01:56:49,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-07-23 01:56:49,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-07-23 01:56:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-23 01:56:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-23 01:56:49,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2240 trivial. 0 not checked. [2022-07-23 01:56:49,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-23 01:56:49,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831084606] [2022-07-23 01:56:49,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831084606] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-23 01:56:49,446 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-23 01:56:49,446 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-23 01:56:49,446 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401257143] [2022-07-23 01:56:49,447 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-23 01:56:49,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-23 01:56:49,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-23 01:56:49,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-23 01:56:49,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-23 01:56:49,449 INFO L87 Difference]: Start difference. First operand 69224 states and 101549 transitions. Second operand has 7 states, 7 states have (on average 19.428571428571427) internal successors, (136), 3 states have internal predecessors, (136), 2 states have call successors, (66), 6 states have call predecessors, (66), 1 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60)