./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 f4b24e32 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-?-f4b24e3 [2022-07-14 02:17:28,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:17:28,019 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:17:28,059 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:17:28,059 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:17:28,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:17:28,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:17:28,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:17:28,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:17:28,067 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:17:28,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:17:28,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:17:28,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:17:28,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:17:28,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:17:28,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:17:28,083 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:17:28,084 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:17:28,085 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:17:28,087 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:17:28,091 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:17:28,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:17:28,093 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:17:28,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:17:28,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:17:28,097 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:17:28,097 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:17:28,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:17:28,098 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:17:28,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:17:28,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:17:28,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:17:28,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:17:28,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:17:28,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:17:28,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:17:28,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:17:28,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:17:28,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:17:28,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:17:28,104 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:17:28,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:17:28,106 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:17:28,138 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:17:28,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:17:28,145 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:17:28,146 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:17:28,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:17:28,147 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:17:28,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:17:28,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:17:28,148 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:17:28,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:17:28,149 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:17:28,149 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:17:28,149 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:17:28,149 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:17:28,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:17:28,150 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:17:28,150 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:17:28,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:17:28,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:17:28,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:17:28,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:17:28,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:17:28,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:17:28,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:17:28,152 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:17:28,152 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:17:28,152 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:17:28,152 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:17:28,152 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:17:28,153 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:17:28,153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75d771e19772a57b21074e06711081dc081595b4f25061866f48f5c3a4ce05c4 [2022-07-14 02:17:28,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:17:28,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:17:28,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:17:28,423 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:17:28,423 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:17:28,424 INFO L432 ainManager$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 [2022-07-14 02:17:28,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1cf70f0/abf8481ef0904d57aa537cdc5e0a90c6/FLAGae11c62dd [2022-07-14 02:17:29,232 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:17:29,232 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 [2022-07-14 02:17:29,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1cf70f0/abf8481ef0904d57aa537cdc5e0a90c6/FLAGae11c62dd [2022-07-14 02:17:29,759 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f1cf70f0/abf8481ef0904d57aa537cdc5e0a90c6 [2022-07-14 02:17:29,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:17:29,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:17:29,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:17:29,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:17:29,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:17:29,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:17:29" (1/1) ... [2022-07-14 02:17:29,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3843d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:29, skipping insertion in model container [2022-07-14 02:17:29,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:17:29" (1/1) ... [2022-07-14 02:17:29,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:17:29,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:17:31,987 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] [2022-07-14 02:17:32,033 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-14 02:17:32,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:17:32,073 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:17:32,527 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] [2022-07-14 02:17:32,531 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-07-14 02:17:32,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:17:32,625 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:17:32,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32 WrapperNode [2022-07-14 02:17:32,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:17:32,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:17:32,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:17:32,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:17:32,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:32,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,303 INFO L137 Inliner]: procedures = 333, calls = 4687, calls flagged for inlining = 151, calls inlined = 148, statements flattened = 12599 [2022-07-14 02:17:33,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:17:33,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:17:33,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:17:33,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:17:33,313 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,363 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,664 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,718 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,831 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,952 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:17:33,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:17:33,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:17:33,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:17:33,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (1/1) ... [2022-07-14 02:17:33,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:17:33,974 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:17:33,988 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) [2022-07-14 02:17:34,002 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 [2022-07-14 02:17:34,031 INFO L130 BoogieDeclarations]: Found specification of procedure single_unlink_async [2022-07-14 02:17:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure single_unlink_async [2022-07-14 02:17:34,031 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_writel [2022-07-14 02:17:34,032 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_writel [2022-07-14 02:17:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure end_unlink_async [2022-07-14 02:17:34,032 INFO L138 BoogieDeclarations]: Found implementation of procedure end_unlink_async [2022-07-14 02:17:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_status_buf [2022-07-14 02:17:34,032 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_status_buf [2022-07-14 02:17:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-07-14 02:17:34,032 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2022-07-14 02:17:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_disable [2022-07-14 02:17:34,033 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_disable [2022-07-14 02:17:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_enqueue [2022-07-14 02:17:34,033 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_enqueue [2022-07-14 02:17:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:17:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:17:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:17:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:17:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure turn_on_io_watchdog [2022-07-14 02:17:34,034 INFO L138 BoogieDeclarations]: Found implementation of procedure turn_on_io_watchdog [2022-07-14 02:17:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_enable_event [2022-07-14 02:17:34,035 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_enable_event [2022-07-14 02:17:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2022-07-14 02:17:34,035 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2022-07-14 02:17:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_endpoint_reset [2022-07-14 02:17:34,035 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_endpoint_reset [2022-07-14 02:17:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-14 02:17:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-14 02:17:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:17:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:17:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpup [2022-07-14 02:17:34,036 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpup [2022-07-14 02:17:34,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2022-07-14 02:17:34,037 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2022-07-14 02:17:34,038 INFO L130 BoogieDeclarations]: Found specification of procedure qh_destroy [2022-07-14 02:17:34,038 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_destroy [2022-07-14 02:17:34,038 INFO L130 BoogieDeclarations]: Found specification of procedure end_free_itds [2022-07-14 02:17:34,038 INFO L138 BoogieDeclarations]: Found implementation of procedure end_free_itds [2022-07-14 02:17:34,038 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_quiesce [2022-07-14 02:17:34,039 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_quiesce [2022-07-14 02:17:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_command_bit [2022-07-14 02:17:34,039 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_command_bit [2022-07-14 02:17:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 02:17:34,039 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 02:17:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 02:17:34,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 02:17:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_next_shadow [2022-07-14 02:17:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_next_shadow [2022-07-14 02:17:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_probe [2022-07-14 02:17:34,040 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_probe [2022-07-14 02:17:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_buffer [2022-07-14 02:17:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_buffer [2022-07-14 02:17:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_silence_controller [2022-07-14 02:17:34,041 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_silence_controller [2022-07-14 02:17:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-14 02:17:34,042 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-14 02:17:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:17:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:17:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_relinquish_port [2022-07-14 02:17:34,043 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_relinquish_port [2022-07-14 02:17:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_intr [2022-07-14 02:17:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_intr [2022-07-14 02:17:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 02:17:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 02:17:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure debug_output [2022-07-14 02:17:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_output [2022-07-14 02:17:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2022-07-14 02:17:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2022-07-14 02:17:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_alloc [2022-07-14 02:17:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_alloc [2022-07-14 02:17:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2022-07-14 02:17:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2022-07-14 02:17:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure start_free_itds [2022-07-14 02:17:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure start_free_itds [2022-07-14 02:17:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:17:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 02:17:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 02:17:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure bus_to_hcd [2022-07-14 02:17:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_to_hcd [2022-07-14 02:17:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_handed_over [2022-07-14 02:17:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_handed_over [2022-07-14 02:17:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2022-07-14 02:17:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2022-07-14 02:17:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:17:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:17:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-07-14 02:17:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-07-14 02:17:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-07-14 02:17:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-07-14 02:17:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2022-07-14 02:17:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2022-07-14 02:17:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_set_command_bit [2022-07-14 02:17:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_set_command_bit [2022-07-14 02:17:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-14 02:17:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-14 02:17:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 02:17:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 02:17:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_stop [2022-07-14 02:17:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_stop [2022-07-14 02:17:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-07-14 02:17:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-07-14 02:17:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2022-07-14 02:17:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2022-07-14 02:17:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_intr_unlinks [2022-07-14 02:17:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_intr_unlinks [2022-07-14 02:17:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:17:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 02:17:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 02:17:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:17:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure dbg_command_buf [2022-07-14 02:17:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure dbg_command_buf [2022-07-14 02:17:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure start_iaa_cycle [2022-07-14 02:17:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure start_iaa_cycle [2022-07-14 02:17:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-07-14 02:17:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-07-14 02:17:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure periodic_usecs [2022-07-14 02:17:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure periodic_usecs [2022-07-14 02:17:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_fusbh200 [2022-07-14 02:17:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_fusbh200 [2022-07-14 02:17:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 02:17:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 02:17:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-07-14 02:17:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-07-14 02:17:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 02:17:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 02:17:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_to_hcd [2022-07-14 02:17:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_to_hcd [2022-07-14 02:17:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure qh_completions [2022-07-14 02:17:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_completions [2022-07-14 02:17:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 02:17:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 02:17:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure disable_periodic [2022-07-14 02:17:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_periodic [2022-07-14 02:17:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2022-07-14 02:17:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_hcd [2022-07-14 02:17:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure enable_periodic [2022-07-14 02:17:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_periodic [2022-07-14 02:17:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_dequeue [2022-07-14 02:17:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_dequeue [2022-07-14 02:17:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure qh_lines [2022-07-14 02:17:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_lines [2022-07-14 02:17:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_readl [2022-07-14 02:17:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_readl [2022-07-14 02:17:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_halt [2022-07-14 02:17:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_halt [2022-07-14 02:17:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-07-14 02:17:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-07-14 02:17:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer_complete [2022-07-14 02:17:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer_complete [2022-07-14 02:17:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-14 02:17:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-14 02:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_urb_done [2022-07-14 02:17:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_urb_done [2022-07-14 02:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_ASS [2022-07-14 02:17:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_ASS [2022-07-14 02:17:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_handle_controller_death [2022-07-14 02:17:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_handle_controller_death [2022-07-14 02:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_mem_cleanup [2022-07-14 02:17:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_mem_cleanup [2022-07-14 02:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2022-07-14 02:17:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_unlink_urb_from_ep [2022-07-14 02:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 02:17:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure qh_schedule [2022-07-14 02:17:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_schedule [2022-07-14 02:17:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure check_intr_schedule [2022-07-14 02:17:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure check_intr_schedule [2022-07-14 02:17:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2022-07-14 02:17:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2022-07-14 02:17:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_init [2022-07-14 02:17:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_init [2022-07-14 02:17:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:17:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:17:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:17:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:17:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_reset [2022-07-14 02:17:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_reset [2022-07-14 02:17:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-07-14 02:17:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-07-14 02:17:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-14 02:17:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-14 02:17:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_status_data [2022-07-14 02:17:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_status_data [2022-07-14 02:17:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:17:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:17:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-07-14 02:17:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-07-14 02:17:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 02:17:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 02:17:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 02:17:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hcd_remove [2022-07-14 02:17:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hcd_remove [2022-07-14 02:17:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2022-07-14 02:17:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_hcd_link_urb_to_ep [2022-07-14 02:17:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-14 02:17:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-14 02:17:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:17:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:17:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure iso_sched_free [2022-07-14 02:17:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure iso_sched_free [2022-07-14 02:17:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_get_frame [2022-07-14 02:17:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_get_frame [2022-07-14 02:17:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 02:17:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 02:17:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_poll_PSS [2022-07-14 02:17:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_poll_PSS [2022-07-14 02:17:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:17:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-14 02:17:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-14 02:17:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-14 02:17:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-14 02:17:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-14 02:17:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:17:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure usb_calc_bus_time [2022-07-14 02:17:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_calc_bus_time [2022-07-14 02:17:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2022-07-14 02:17:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2022-07-14 02:17:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure qh_link_async [2022-07-14 02:17:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_link_async [2022-07-14 02:17:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:17:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qtd_free [2022-07-14 02:17:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qtd_free [2022-07-14 02:17:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure qh_urb_transaction [2022-07-14 02:17:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_urb_transaction [2022-07-14 02:17:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_qh_alloc [2022-07-14 02:17:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_qh_alloc [2022-07-14 02:17:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-14 02:17:34,080 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-14 02:17:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:17:34,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-14 02:17:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure check_period [2022-07-14 02:17:34,080 INFO L138 BoogieDeclarations]: Found implementation of procedure check_period [2022-07-14 02:17:34,080 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_fusbh200_init [2022-07-14 02:17:34,081 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_fusbh200_init [2022-07-14 02:17:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2022-07-14 02:17:34,081 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2022-07-14 02:17:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-07-14 02:17:34,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-07-14 02:17:34,081 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-14 02:17:34,081 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-14 02:17:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure shadow_next_periodic [2022-07-14 02:17:34,082 INFO L138 BoogieDeclarations]: Found implementation of procedure shadow_next_periodic [2022-07-14 02:17:34,082 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_read_frame_index [2022-07-14 02:17:34,082 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_read_frame_index [2022-07-14 02:17:34,083 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-14 02:17:34,085 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-14 02:17:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_shutdown [2022-07-14 02:17:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_shutdown [2022-07-14 02:17:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure hc32_to_cpu [2022-07-14 02:17:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure hc32_to_cpu [2022-07-14 02:17:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2022-07-14 02:17:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2022-07-14 02:17:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure debug_close [2022-07-14 02:17:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_close [2022-07-14 02:17:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_work [2022-07-14 02:17:34,088 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_work [2022-07-14 02:17:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure qh_refresh [2022-07-14 02:17:34,088 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_refresh [2022-07-14 02:17:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:17:34,088 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:17:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure start_unlink_async [2022-07-14 02:17:34,089 INFO L138 BoogieDeclarations]: Found implementation of procedure start_unlink_async [2022-07-14 02:17:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-07-14 02:17:34,089 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-07-14 02:17:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_to_hc32 [2022-07-14 02:17:34,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_to_hc32 [2022-07-14 02:17:34,089 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-14 02:17:34,089 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-14 02:17:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_run [2022-07-14 02:17:34,090 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_run [2022-07-14 02:17:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-07-14 02:17:34,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-07-14 02:17:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 02:17:34,090 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 02:17:34,090 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-14 02:17:34,090 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-14 02:17:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure qh_append_tds [2022-07-14 02:17:34,091 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_append_tds [2022-07-14 02:17:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 02:17:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_hub_control [2022-07-14 02:17:34,091 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_hub_control [2022-07-14 02:17:34,091 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2022-07-14 02:17:34,091 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2022-07-14 02:17:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_port_speed [2022-07-14 02:17:34,092 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_port_speed [2022-07-14 02:17:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_clear_tt_buffer [2022-07-14 02:17:34,092 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_clear_tt_buffer [2022-07-14 02:17:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure fusbh200_irq [2022-07-14 02:17:34,092 INFO L138 BoogieDeclarations]: Found implementation of procedure fusbh200_irq [2022-07-14 02:17:34,092 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:17:34,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:17:34,093 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-07-14 02:17:34,093 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-07-14 02:17:35,184 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:17:35,189 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:17:38,820 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:17:47,658 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_platform_driver_unregister_29_returnLabel#1: assume { :end_inline_ldv_platform_driver_unregister_29 } true; [2022-07-14 02:17:47,912 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:17:47,943 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:17:47,944 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 02:17:47,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:17:47 BoogieIcfgContainer [2022-07-14 02:17:47,950 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:17:47,953 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:17:47,953 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:17:47,956 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:17:47,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:17:29" (1/3) ... [2022-07-14 02:17:47,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b4a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:17:47, skipping insertion in model container [2022-07-14 02:17:47,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:17:32" (2/3) ... [2022-07-14 02:17:47,957 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39b4a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:17:47, skipping insertion in model container [2022-07-14 02:17:47,957 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:17:47" (3/3) ... [2022-07-14 02:17:47,960 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--host--fusbh200-hcd.ko-entry_point.cil.out.i [2022-07-14 02:17:47,973 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:17:47,973 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:17:48,083 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:17:48,088 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@127f6b12, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@7b652cd4 [2022-07-14 02:17:48,089 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:17:48,101 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) [2022-07-14 02:17:48,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-14 02:17:48,119 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:17:48,120 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] [2022-07-14 02:17:48,121 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:17:48,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:17:48,125 INFO L85 PathProgramCache]: Analyzing trace with hash -60257471, now seen corresponding path program 1 times [2022-07-14 02:17:48,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:17:48,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067419779] [2022-07-14 02:17:48,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:17:48,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:17:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:48,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:17:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:17:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:17:49,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:17:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:17:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:17:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:17:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:17:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:17:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:17:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:17:49,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:17:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:17:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:17:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:17:49,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:17:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:17:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:17:49,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:17:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:17:49,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:17:49,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:17:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:17:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:17:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:17:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:17:49,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:17:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:17:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:17:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:17:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:17:49,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:17:49,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:17:49,747 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067419779] [2022-07-14 02:17:49,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067419779] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:17:49,748 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:17:49,748 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 02:17:49,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592710295] [2022-07-14 02:17:49,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:17:49,755 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 02:17:49,758 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:17:49,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 02:17:49,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-14 02:17:49,796 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) [2022-07-14 02:17:58,622 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 [] [2022-07-14 02:18:01,365 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 [] [2022-07-14 02:18:02,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:18:02,484 INFO L93 Difference]: Finished difference Result 8385 states and 13105 transitions. [2022-07-14 02:18:02,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-14 02:18:02,487 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 [2022-07-14 02:18:02,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:18:02,539 INFO L225 Difference]: With dead ends: 8385 [2022-07-14 02:18:02,539 INFO L226 Difference]: Without dead ends: 4392 [2022-07-14 02:18:02,574 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 [2022-07-14 02:18:02,576 INFO L413 NwaCegarLoop]: 5524 mSDtfsCounter, 3044 mSDsluCounter, 3148 mSDsCounter, 0 mSdLazyCounter, 2112 mSolverCounterSat, 3623 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3148 SdHoareTripleChecker+Valid, 8672 SdHoareTripleChecker+Invalid, 5737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3623 IncrementalHoareTripleChecker+Valid, 2112 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-07-14 02:18:02,577 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3148 Valid, 8672 Invalid, 5737 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3623 Valid, 2112 Invalid, 2 Unknown, 0 Unchecked, 12.1s Time] [2022-07-14 02:18:02,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4392 states. [2022-07-14 02:18:02,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4392 to 3929. [2022-07-14 02:18:02,831 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) [2022-07-14 02:18:02,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3929 states and 5834 transitions. [2022-07-14 02:18:02,862 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 5834 transitions. Word has length 375 [2022-07-14 02:18:02,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:18:02,863 INFO L495 AbstractCegarLoop]: Abstraction has 3929 states and 5834 transitions. [2022-07-14 02:18:02,863 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) [2022-07-14 02:18:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 5834 transitions. [2022-07-14 02:18:02,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-07-14 02:18:02,869 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:18:02,870 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] [2022-07-14 02:18:02,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 02:18:02,870 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:18:02,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:18:02,871 INFO L85 PathProgramCache]: Analyzing trace with hash 180974253, now seen corresponding path program 1 times [2022-07-14 02:18:02,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:18:02,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144736743] [2022-07-14 02:18:02,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:18:02,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:18:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:18:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:18:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:18:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:18:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:18:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:18:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:18:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:18:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:18:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:18:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:18:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:18:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:18:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:18:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:18:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:18:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:18:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:18:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:18:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:18:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:18:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:18:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:18:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:18:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:18:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:18:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:18:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:18:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:03,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:18:03,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:18:03,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144736743] [2022-07-14 02:18:03,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144736743] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:18:03,888 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:18:03,888 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:18:03,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783295637] [2022-07-14 02:18:03,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:18:03,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:18:03,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:18:03,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:18:03,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:18:03,893 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) [2022-07-14 02:18:12,360 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 [] [2022-07-14 02:18:14,686 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:16,738 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:24,967 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 [] [2022-07-14 02:18:25,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:18:25,991 INFO L93 Difference]: Finished difference Result 12555 states and 18810 transitions. [2022-07-14 02:18:25,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:18:25,992 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 [2022-07-14 02:18:25,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:18:26,061 INFO L225 Difference]: With dead ends: 12555 [2022-07-14 02:18:26,062 INFO L226 Difference]: Without dead ends: 8690 [2022-07-14 02:18:26,086 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 [2022-07-14 02:18:26,087 INFO L413 NwaCegarLoop]: 6232 mSDtfsCounter, 11244 mSDsluCounter, 7541 mSDsCounter, 0 mSdLazyCounter, 4767 mSolverCounterSat, 7737 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12039 SdHoareTripleChecker+Valid, 13773 SdHoareTripleChecker+Invalid, 12507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7737 IncrementalHoareTripleChecker+Valid, 4767 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:18:26,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12039 Valid, 13773 Invalid, 12507 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7737 Valid, 4767 Invalid, 3 Unknown, 0 Unchecked, 21.5s Time] [2022-07-14 02:18:26,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8690 states. [2022-07-14 02:18:26,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8690 to 7761. [2022-07-14 02:18:26,444 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) [2022-07-14 02:18:26,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7761 states to 7761 states and 11527 transitions. [2022-07-14 02:18:26,481 INFO L78 Accepts]: Start accepts. Automaton has 7761 states and 11527 transitions. Word has length 375 [2022-07-14 02:18:26,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:18:26,484 INFO L495 AbstractCegarLoop]: Abstraction has 7761 states and 11527 transitions. [2022-07-14 02:18:26,485 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) [2022-07-14 02:18:26,486 INFO L276 IsEmpty]: Start isEmpty. Operand 7761 states and 11527 transitions. [2022-07-14 02:18:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-07-14 02:18:26,491 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:18:26,492 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] [2022-07-14 02:18:26,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 02:18:26,492 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:18:26,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:18:26,493 INFO L85 PathProgramCache]: Analyzing trace with hash 2003662350, now seen corresponding path program 1 times [2022-07-14 02:18:26,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:18:26,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224407766] [2022-07-14 02:18:26,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:18:26,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:18:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:18:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:18:26,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:18:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:26,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:18:27,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:18:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:18:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:18:27,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:18:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:27,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:18:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:18:27,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:18:27,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:18:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:18:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:18:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:18:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:18:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:18:27,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:18:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:18:27,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:18:27,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:18:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:18:27,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:18:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:18:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:18:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:18:27,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:18:27,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:18:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:27,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:18:27,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:18:27,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224407766] [2022-07-14 02:18:27,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224407766] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:18:27,539 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:18:27,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:18:27,539 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136549911] [2022-07-14 02:18:27,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:18:27,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:18:27,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:18:27,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:18:27,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:18:27,542 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) [2022-07-14 02:18:35,875 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 [] [2022-07-14 02:18:38,561 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:40,608 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:18:48,903 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 [] [2022-07-14 02:18:50,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:18:50,012 INFO L93 Difference]: Finished difference Result 24941 states and 37347 transitions. [2022-07-14 02:18:50,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:18:50,012 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 [2022-07-14 02:18:50,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:18:50,145 INFO L225 Difference]: With dead ends: 24941 [2022-07-14 02:18:50,145 INFO L226 Difference]: Without dead ends: 17244 [2022-07-14 02:18:50,195 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 [2022-07-14 02:18:50,200 INFO L413 NwaCegarLoop]: 6279 mSDtfsCounter, 11228 mSDsluCounter, 7572 mSDsCounter, 0 mSdLazyCounter, 4769 mSolverCounterSat, 7709 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12018 SdHoareTripleChecker+Valid, 13851 SdHoareTripleChecker+Invalid, 12482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7709 IncrementalHoareTripleChecker+Valid, 4769 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2022-07-14 02:18:50,202 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12018 Valid, 13851 Invalid, 12482 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7709 Valid, 4769 Invalid, 4 Unknown, 0 Unchecked, 21.7s Time] [2022-07-14 02:18:50,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17244 states. [2022-07-14 02:18:50,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17244 to 15393. [2022-07-14 02:18:50,869 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) [2022-07-14 02:18:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15393 states to 15393 states and 22862 transitions. [2022-07-14 02:18:51,081 INFO L78 Accepts]: Start accepts. Automaton has 15393 states and 22862 transitions. Word has length 376 [2022-07-14 02:18:51,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:18:51,086 INFO L495 AbstractCegarLoop]: Abstraction has 15393 states and 22862 transitions. [2022-07-14 02:18:51,086 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) [2022-07-14 02:18:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 15393 states and 22862 transitions. [2022-07-14 02:18:51,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2022-07-14 02:18:51,093 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:18:51,093 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] [2022-07-14 02:18:51,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 02:18:51,094 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:18:51,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:18:51,096 INFO L85 PathProgramCache]: Analyzing trace with hash -326393097, now seen corresponding path program 1 times [2022-07-14 02:18:51,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:18:51,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132062566] [2022-07-14 02:18:51,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:18:51,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:18:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:18:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:18:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:18:51,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:18:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:18:51,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:18:51,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:18:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:18:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:18:51,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:18:51,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:18:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:18:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:18:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:18:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:18:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:18:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:18:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:18:51,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:18:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:18:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:18:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:18:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:18:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:18:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:18:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:18:51,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:18:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:51,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:51,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:18:51,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:52,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:52,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:18:52,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:52,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:18:52,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:18:52,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:18:52,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:18:52,027 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132062566] [2022-07-14 02:18:52,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132062566] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:18:52,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:18:52,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:18:52,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069700012] [2022-07-14 02:18:52,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:18:52,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:18:52,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:18:52,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:18:52,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:18:52,031 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) [2022-07-14 02:19:01,208 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 [] [2022-07-14 02:19:03,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:06,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:08,587 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:23,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:19:23,404 INFO L93 Difference]: Finished difference Result 49116 states and 73510 transitions. [2022-07-14 02:19:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:19:23,405 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 [2022-07-14 02:19:23,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:19:23,600 INFO L225 Difference]: With dead ends: 49116 [2022-07-14 02:19:23,600 INFO L226 Difference]: Without dead ends: 33787 [2022-07-14 02:19:23,666 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 [2022-07-14 02:19:23,669 INFO L413 NwaCegarLoop]: 6740 mSDtfsCounter, 8480 mSDsluCounter, 13240 mSDsCounter, 0 mSdLazyCounter, 9265 mSolverCounterSat, 4965 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9277 SdHoareTripleChecker+Valid, 19980 SdHoareTripleChecker+Invalid, 14234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4965 IncrementalHoareTripleChecker+Valid, 9265 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.2s IncrementalHoareTripleChecker+Time [2022-07-14 02:19:23,670 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9277 Valid, 19980 Invalid, 14234 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4965 Valid, 9265 Invalid, 4 Unknown, 0 Unchecked, 30.2s Time] [2022-07-14 02:19:23,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33787 states. [2022-07-14 02:19:25,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33787 to 30217. [2022-07-14 02:19:25,075 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) [2022-07-14 02:19:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30217 states to 30217 states and 44872 transitions. [2022-07-14 02:19:25,225 INFO L78 Accepts]: Start accepts. Automaton has 30217 states and 44872 transitions. Word has length 381 [2022-07-14 02:19:25,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:19:25,226 INFO L495 AbstractCegarLoop]: Abstraction has 30217 states and 44872 transitions. [2022-07-14 02:19:25,226 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) [2022-07-14 02:19:25,227 INFO L276 IsEmpty]: Start isEmpty. Operand 30217 states and 44872 transitions. [2022-07-14 02:19:25,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2022-07-14 02:19:25,236 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:19:25,236 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] [2022-07-14 02:19:25,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 02:19:25,237 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:19:25,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:19:25,237 INFO L85 PathProgramCache]: Analyzing trace with hash -326766277, now seen corresponding path program 1 times [2022-07-14 02:19:25,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:19:25,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470065528] [2022-07-14 02:19:25,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:19:25,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:19:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:19:25,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:19:25,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:19:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:19:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:19:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:19:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:19:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:19:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:19:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:19:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:19:25,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:19:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:19:25,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:19:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:19:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:19:25,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:19:25,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:25,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:19:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:19:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:19:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:19:26,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:19:26,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:19:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:19:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:19:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:19:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:19:26,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:19:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-14 02:19:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 392 [2022-07-14 02:19:26,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:26,175 INFO L134 CoverageAnalysis]: Checked inductivity of 2007 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2007 trivial. 0 not checked. [2022-07-14 02:19:26,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:19:26,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470065528] [2022-07-14 02:19:26,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470065528] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:19:26,177 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:19:26,177 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 02:19:26,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354938432] [2022-07-14 02:19:26,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:19:26,179 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 02:19:26,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:19:26,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 02:19:26,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 02:19:26,180 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) [2022-07-14 02:19:42,008 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 [] [2022-07-14 02:19:44,087 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:46,784 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:19:50,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:19:50,554 INFO L93 Difference]: Finished difference Result 82097 states and 121823 transitions. [2022-07-14 02:19:50,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 02:19:50,554 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 [2022-07-14 02:19:50,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:19:51,021 INFO L225 Difference]: With dead ends: 82097 [2022-07-14 02:19:51,021 INFO L226 Difference]: Without dead ends: 51944 [2022-07-14 02:19:51,413 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 [2022-07-14 02:19:51,414 INFO L413 NwaCegarLoop]: 7696 mSDtfsCounter, 5674 mSDsluCounter, 11391 mSDsCounter, 0 mSdLazyCounter, 7070 mSolverCounterSat, 3408 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6179 SdHoareTripleChecker+Valid, 19087 SdHoareTripleChecker+Invalid, 10481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3408 IncrementalHoareTripleChecker+Valid, 7070 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.7s IncrementalHoareTripleChecker+Time [2022-07-14 02:19:51,414 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6179 Valid, 19087 Invalid, 10481 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3408 Valid, 7070 Invalid, 3 Unknown, 0 Unchecked, 22.7s Time] [2022-07-14 02:19:51,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51944 states. [2022-07-14 02:19:53,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51944 to 46800. [2022-07-14 02:19:53,475 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) [2022-07-14 02:19:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46800 states to 46800 states and 68705 transitions. [2022-07-14 02:19:53,755 INFO L78 Accepts]: Start accepts. Automaton has 46800 states and 68705 transitions. Word has length 409 [2022-07-14 02:19:53,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:19:53,756 INFO L495 AbstractCegarLoop]: Abstraction has 46800 states and 68705 transitions. [2022-07-14 02:19:53,756 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) [2022-07-14 02:19:53,756 INFO L276 IsEmpty]: Start isEmpty. Operand 46800 states and 68705 transitions. [2022-07-14 02:19:53,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2022-07-14 02:19:53,767 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:19:53,767 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] [2022-07-14 02:19:53,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 02:19:53,768 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:19:53,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:19:53,768 INFO L85 PathProgramCache]: Analyzing trace with hash 286438773, now seen corresponding path program 1 times [2022-07-14 02:19:53,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:19:53,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494631780] [2022-07-14 02:19:53,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:19:53,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:19:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:19:54,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:19:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:19:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:19:54,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:19:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:19:54,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:19:54,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:19:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:19:54,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:19:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:19:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:19:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:19:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:19:54,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:19:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:19:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:19:54,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:19:54,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:19:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:19:54,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:19:54,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:19:54,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:19:54,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:54,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:19:55,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:19:55,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:19:55,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:19:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:19:55,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 02:19:55,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2022-07-14 02:19:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 02:19:55,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2022-07-14 02:19:55,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 02:19:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2022-07-14 02:19:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 460 [2022-07-14 02:19:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2022-07-14 02:19:55,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 493 [2022-07-14 02:19:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-14 02:19:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2022-07-14 02:19:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-07-14 02:19:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:19:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:19:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:19:55,359 INFO L134 CoverageAnalysis]: Checked inductivity of 4319 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4317 trivial. 0 not checked. [2022-07-14 02:19:55,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:19:55,360 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494631780] [2022-07-14 02:19:55,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494631780] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:19:55,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:19:55,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 02:19:55,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525303487] [2022-07-14 02:19:55,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:19:55,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 02:19:55,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:19:55,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 02:19:55,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:19:55,362 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) [2022-07-14 02:20:09,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:11,845 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:13,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:17,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:20:17,183 INFO L93 Difference]: Finished difference Result 98716 states and 145701 transitions. [2022-07-14 02:20:17,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-14 02:20:17,184 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 [2022-07-14 02:20:17,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:20:17,505 INFO L225 Difference]: With dead ends: 98716 [2022-07-14 02:20:17,505 INFO L226 Difference]: Without dead ends: 51932 [2022-07-14 02:20:17,745 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 [2022-07-14 02:20:17,746 INFO L413 NwaCegarLoop]: 5474 mSDtfsCounter, 2419 mSDsluCounter, 14167 mSDsCounter, 0 mSdLazyCounter, 6753 mSolverCounterSat, 2446 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2523 SdHoareTripleChecker+Valid, 19641 SdHoareTripleChecker+Invalid, 9202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2446 IncrementalHoareTripleChecker+Valid, 6753 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2022-07-14 02:20:17,747 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2523 Valid, 19641 Invalid, 9202 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2446 Valid, 6753 Invalid, 3 Unknown, 0 Unchecked, 20.3s Time] [2022-07-14 02:20:17,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51932 states. [2022-07-14 02:20:19,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51932 to 46800. [2022-07-14 02:20:19,806 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) [2022-07-14 02:20:20,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46800 states to 46800 states and 68689 transitions. [2022-07-14 02:20:20,106 INFO L78 Accepts]: Start accepts. Automaton has 46800 states and 68689 transitions. Word has length 574 [2022-07-14 02:20:20,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:20:20,107 INFO L495 AbstractCegarLoop]: Abstraction has 46800 states and 68689 transitions. [2022-07-14 02:20:20,108 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) [2022-07-14 02:20:20,108 INFO L276 IsEmpty]: Start isEmpty. Operand 46800 states and 68689 transitions. [2022-07-14 02:20:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2022-07-14 02:20:20,115 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:20:20,115 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] [2022-07-14 02:20:20,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 02:20:20,115 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:20:20,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:20:20,116 INFO L85 PathProgramCache]: Analyzing trace with hash 898502513, now seen corresponding path program 1 times [2022-07-14 02:20:20,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:20:20,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019342460] [2022-07-14 02:20:20,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:20:20,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:20:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:20:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:20:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:20:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:20:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:20:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:20:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:20:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:20:21,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:20:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:20:21,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:20:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:20:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:20:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:20:21,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:20:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:20:21,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:20:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:20:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:20:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:20:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:20:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:20:21,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:20:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:20:21,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:20:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:20:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:20:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:20:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 02:20:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-14 02:20:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-14 02:20:21,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2022-07-14 02:20:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2022-07-14 02:20:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 405 [2022-07-14 02:20:21,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-07-14 02:20:21,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-14 02:20:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-07-14 02:20:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-07-14 02:20:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 477 [2022-07-14 02:20:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 494 [2022-07-14 02:20:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 510 [2022-07-14 02:20:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 527 [2022-07-14 02:20:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-07-14 02:20:21,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 560 [2022-07-14 02:20:21,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 576 [2022-07-14 02:20:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:20:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:20:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:20:21,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4319 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4317 trivial. 0 not checked. [2022-07-14 02:20:21,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:20:21,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019342460] [2022-07-14 02:20:21,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019342460] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:20:21,952 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:20:21,952 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 02:20:21,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931992604] [2022-07-14 02:20:21,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:20:21,953 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 02:20:21,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:20:21,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 02:20:21,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:20:21,954 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) [2022-07-14 02:20:41,256 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 [] [2022-07-14 02:20:44,990 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:47,039 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 02:20:49,087 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 [] [2022-07-14 02:20:57,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:20:57,029 INFO L93 Difference]: Finished difference Result 126859 states and 187986 transitions. [2022-07-14 02:20:57,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 02:20:57,030 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 [2022-07-14 02:20:57,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:20:57,904 INFO L225 Difference]: With dead ends: 126859 [2022-07-14 02:20:57,905 INFO L226 Difference]: Without dead ends: 80123 [2022-07-14 02:20:58,095 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 [2022-07-14 02:20:58,096 INFO L413 NwaCegarLoop]: 7210 mSDtfsCounter, 10101 mSDsluCounter, 14480 mSDsCounter, 0 mSdLazyCounter, 10344 mSolverCounterSat, 7311 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10979 SdHoareTripleChecker+Valid, 21690 SdHoareTripleChecker+Invalid, 17659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7311 IncrementalHoareTripleChecker+Valid, 10344 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.4s IncrementalHoareTripleChecker+Time [2022-07-14 02:20:58,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10979 Valid, 21690 Invalid, 17659 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7311 Valid, 10344 Invalid, 4 Unknown, 0 Unchecked, 32.4s Time] [2022-07-14 02:20:58,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80123 states. [2022-07-14 02:21:00,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80123 to 69224. [2022-07-14 02:21:00,877 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) [2022-07-14 02:21:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69224 states to 69224 states and 101549 transitions. [2022-07-14 02:21:01,659 INFO L78 Accepts]: Start accepts. Automaton has 69224 states and 101549 transitions. Word has length 608 [2022-07-14 02:21:01,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:21:01,660 INFO L495 AbstractCegarLoop]: Abstraction has 69224 states and 101549 transitions. [2022-07-14 02:21:01,661 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) [2022-07-14 02:21:01,661 INFO L276 IsEmpty]: Start isEmpty. Operand 69224 states and 101549 transitions. [2022-07-14 02:21:01,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 592 [2022-07-14 02:21:01,668 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:21:01,669 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] [2022-07-14 02:21:01,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-14 02:21:01,669 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:21:01,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:21:01,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1332916556, now seen corresponding path program 1 times [2022-07-14 02:21:01,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 02:21:01,670 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456208452] [2022-07-14 02:21:01,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:21:01,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 02:21:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 02:21:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 02:21:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 02:21:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 02:21:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 02:21:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 02:21:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 02:21:02,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 02:21:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-14 02:21:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 02:21:02,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 02:21:02,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2022-07-14 02:21:02,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 02:21:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2022-07-14 02:21:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-07-14 02:21:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-07-14 02:21:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-07-14 02:21:02,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2022-07-14 02:21:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2022-07-14 02:21:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-07-14 02:21:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2022-07-14 02:21:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2022-07-14 02:21:02,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2022-07-14 02:21:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2022-07-14 02:21:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2022-07-14 02:21:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2022-07-14 02:21:02,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2022-07-14 02:21:02,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2022-07-14 02:21:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2022-07-14 02:21:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2022-07-14 02:21:02,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 376 [2022-07-14 02:21:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2022-07-14 02:21:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2022-07-14 02:21:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-14 02:21:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2022-07-14 02:21:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2022-07-14 02:21:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-07-14 02:21:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 439 [2022-07-14 02:21:02,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-07-14 02:21:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2022-07-14 02:21:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2022-07-14 02:21:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2022-07-14 02:21:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-07-14 02:21:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2022-07-14 02:21:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2022-07-14 02:21:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 500 [2022-07-14 02:21:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2022-07-14 02:21:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2022-07-14 02:21:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2022-07-14 02:21:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 538 [2022-07-14 02:21:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-07-14 02:21:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-07-14 02:21:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:02,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-07-14 02:21:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:03,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:03,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 565 [2022-07-14 02:21:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:03,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2022-07-14 02:21:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:03,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 02:21:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:21:03,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2240 trivial. 0 not checked. [2022-07-14 02:21:03,051 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 02:21:03,051 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456208452] [2022-07-14 02:21:03,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456208452] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:21:03,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:21:03,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 02:21:03,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950997367] [2022-07-14 02:21:03,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:21:03,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 02:21:03,053 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 02:21:03,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 02:21:03,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-07-14 02:21:03,054 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)