./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--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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--scsi--aic7xxx--aic7xxx.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 a360cb3610b87d6aed13de22db562ec1954f5b73892b256f21f61c8291c93ced --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 05:47:07,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 05:47:07,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 05:47:07,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 05:47:07,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 05:47:07,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 05:47:07,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 05:47:07,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 05:47:07,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 05:47:07,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 05:47:07,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 05:47:07,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 05:47:07,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 05:47:07,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 05:47:07,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 05:47:07,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 05:47:07,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 05:47:07,888 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 05:47:07,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 05:47:07,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 05:47:07,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 05:47:07,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 05:47:07,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 05:47:07,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 05:47:07,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 05:47:07,897 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 05:47:07,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 05:47:07,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 05:47:07,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 05:47:07,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 05:47:07,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 05:47:07,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 05:47:07,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 05:47:07,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 05:47:07,900 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 05:47:07,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 05:47:07,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 05:47:07,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 05:47:07,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 05:47:07,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 05:47:07,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 05:47:07,905 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 05:47:07,930 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 05:47:07,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 05:47:07,930 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 05:47:07,931 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 05:47:07,931 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 05:47:07,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 05:47:07,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 05:47:07,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 05:47:07,932 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 05:47:07,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 05:47:07,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 05:47:07,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 05:47:07,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 05:47:07,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 05:47:07,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 05:47:07,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 05:47:07,934 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 05:47:07,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 05:47:07,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 05:47:07,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 05:47:07,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 05:47:07,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 05:47:07,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 05:47:07,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 05:47:07,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 05:47:07,935 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 05:47:07,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 05:47:07,936 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 05:47:07,937 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 05:47:07,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 05:47:07,937 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 05:47:07,937 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a360cb3610b87d6aed13de22db562ec1954f5b73892b256f21f61c8291c93ced [2021-11-17 05:47:08,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 05:47:08,124 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 05:47:08,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 05:47:08,127 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 05:47:08,127 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 05:47:08,128 INFO L432 ainManager$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--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2021-11-17 05:47:08,171 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01f6f5c33/2fd74df2e88d429785100f36f425eda0/FLAG16398a64f [2021-11-17 05:47:08,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 05:47:08,917 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--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2021-11-17 05:47:08,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01f6f5c33/2fd74df2e88d429785100f36f425eda0/FLAG16398a64f [2021-11-17 05:47:09,151 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01f6f5c33/2fd74df2e88d429785100f36f425eda0 [2021-11-17 05:47:09,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 05:47:09,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 05:47:09,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 05:47:09,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 05:47:09,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 05:47:09,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:47:09" (1/1) ... [2021-11-17 05:47:09,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59827d3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:09, skipping insertion in model container [2021-11-17 05:47:09,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:47:09" (1/1) ... [2021-11-17 05:47:09,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 05:47:09,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 05:47:12,592 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--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i[609016,609029] [2021-11-17 05:47:12,669 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 05:47:13,001 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 05:47:13,482 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--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i[609016,609029] [2021-11-17 05:47:13,489 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 05:47:13,978 INFO L208 MainTranslator]: Completed translation [2021-11-17 05:47:13,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13 WrapperNode [2021-11-17 05:47:13,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 05:47:13,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 05:47:13,979 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 05:47:13,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 05:47:13,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:14,171 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:14,537 INFO L137 Inliner]: procedures = 521, calls = 13767, calls flagged for inlining = 259, calls inlined = 255, statements flattened = 21629 [2021-11-17 05:47:14,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 05:47:14,539 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 05:47:14,539 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 05:47:14,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 05:47:14,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:14,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:14,715 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:14,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:15,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:15,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:15,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:15,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 05:47:15,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 05:47:15,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 05:47:15,357 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 05:47:15,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (1/1) ... [2021-11-17 05:47:15,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 05:47:15,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 05:47:15,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 05:47:15,391 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 05:47:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_inl [2021-11-17 05:47:15,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_inl [2021-11-17 05:47:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_unpause [2021-11-17 05:47:15,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_unpause [2021-11-17 05:47:15,400 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-17 05:47:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_update_neg_request [2021-11-17 05:47:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_update_neg_request [2021-11-17 05:47:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_2 [2021-11-17 05:47:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_2 [2021-11-17 05:47:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamap_unload [2021-11-17 05:47:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamap_unload [2021-11-17 05:47:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_outl [2021-11-17 05:47:15,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_outl [2021-11-17 05:47:15,401 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2021-11-17 05:47:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2021-11-17 05:47:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_verify_cksum [2021-11-17 05:47:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_verify_cksum [2021-11-17 05:47:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_inw [2021-11-17 05:47:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_inw [2021-11-17 05:47:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 05:47:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 05:47:15,402 INFO L130 BoogieDeclarations]: Found specification of procedure send_seeprom_cmd [2021-11-17 05:47:15,402 INFO L138 BoogieDeclarations]: Found implementation of procedure send_seeprom_cmd [2021-11-17 05:47:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_seqint [2021-11-17 05:47:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_seqint [2021-11-17 05:47:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2021-11-17 05:47:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2021-11-17 05:47:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_construct_wdtr [2021-11-17 05:47:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_construct_wdtr [2021-11-17 05:47:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-17 05:47:15,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-17 05:47:15,403 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_release_seeprom [2021-11-17 05:47:15,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_release_seeprom [2021-11-17 05:47:15,404 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_outb [2021-11-17 05:47:15,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_outb [2021-11-17 05:47:15,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 05:47:15,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 05:47:15,404 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_user_tagdepth [2021-11-17 05:47:15,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_user_tagdepth [2021-11-17 05:47:15,404 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_intr_enable [2021-11-17 05:47:15,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_intr_enable [2021-11-17 05:47:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_freeze_scb [2021-11-17 05:47:15,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_freeze_scb [2021-11-17 05:47:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2021-11-17 05:47:15,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2021-11-17 05:47:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2021-11-17 05:47:15,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2021-11-17 05:47:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_qinfifo_requeue [2021-11-17 05:47:15,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_qinfifo_requeue [2021-11-17 05:47:15,405 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_assert_atn [2021-11-17 05:47:15,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_assert_atn [2021-11-17 05:47:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_print_path [2021-11-17 05:47:15,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_print_path [2021-11-17 05:47:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_compile_devinfo [2021-11-17 05:47:15,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_compile_devinfo [2021-11-17 05:47:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_inb [2021-11-17 05:47:15,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_inb [2021-11-17 05:47:15,406 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_format_transinfo [2021-11-17 05:47:15,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_format_transinfo [2021-11-17 05:47:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_id [2021-11-17 05:47:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_id [2021-11-17 05:47:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_clear_critical_section [2021-11-17 05:47:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_clear_critical_section [2021-11-17 05:47:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_check_patch [2021-11-17 05:47:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_check_patch [2021-11-17 05:47:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_sense_residual [2021-11-17 05:47:15,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_sense_residual [2021-11-17 05:47:15,407 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_lun_print [2021-11-17 05:47:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_lun_print [2021-11-17 05:47:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure configure_termination [2021-11-17 05:47:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_termination [2021-11-17 05:47:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_lookup_scb [2021-11-17 05:47:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_lookup_scb [2021-11-17 05:47:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_scb [2021-11-17 05:47:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_scb [2021-11-17 05:47:15,408 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_residual [2021-11-17 05:47:15,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_residual [2021-11-17 05:47:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7899_setup [2021-11-17 05:47:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7899_setup [2021-11-17 05:47:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha394XX_setup [2021-11-17 05:47:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha394XX_setup [2021-11-17 05:47:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_construct_ppr [2021-11-17 05:47:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_construct_ppr [2021-11-17 05:47:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-17 05:47:15,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-17 05:47:15,409 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_flush_device_writes [2021-11-17 05:47:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_flush_device_writes [2021-11-17 05:47:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-17 05:47:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-17 05:47:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_fetch_devinfo [2021-11-17 05:47:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_fetch_devinfo [2021-11-17 05:47:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_update_pending_scbs [2021-11-17 05:47:15,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_update_pending_scbs [2021-11-17 05:47:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 05:47:15,410 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_devinfo [2021-11-17 05:47:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_devinfo [2021-11-17 05:47:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-17 05:47:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-17 05:47:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_unlock [2021-11-17 05:47:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_unlock [2021-11-17 05:47:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2021-11-17 05:47:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2021-11-17 05:47:15,411 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 05:47:15,411 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 05:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7860_setup [2021-11-17 05:47:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7860_setup [2021-11-17 05:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_shutdown [2021-11-17 05:47:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_shutdown [2021-11-17 05:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 05:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_done [2021-11-17 05:47:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_done [2021-11-17 05:47:15,412 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_tags [2021-11-17 05:47:15,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_tags [2021-11-17 05:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_scsiint [2021-11-17 05:47:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_scsiint [2021-11-17 05:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-17 05:47:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-17 05:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_restart [2021-11-17 05:47:15,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_restart [2021-11-17 05:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 05:47:15,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 05:47:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_queue_recovery_cmd [2021-11-17 05:47:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_queue_recovery_cmd [2021-11-17 05:47:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_validate_offset [2021-11-17 05:47:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_validate_offset [2021-11-17 05:47:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 05:47:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 05:47:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_scsi_status [2021-11-17 05:47:15,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_scsi_status [2021-11-17 05:47:15,414 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_is_paused [2021-11-17 05:47:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_is_paused [2021-11-17 05:47:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_freeze_untagged_queues [2021-11-17 05:47:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_freeze_untagged_queues [2021-11-17 05:47:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sync_scb [2021-11-17 05:47:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sync_scb [2021-11-17 05:47:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7880_setup [2021-11-17 05:47:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7880_setup [2021-11-17 05:47:15,415 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_search_qinfifo [2021-11-17 05:47:15,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_search_qinfifo [2021-11-17 05:47:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_alloc_tstate [2021-11-17 05:47:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_alloc_tstate [2021-11-17 05:47:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-17 05:47:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-17 05:47:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_tag_print [2021-11-17 05:47:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_tag_print [2021-11-17 05:47:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_cmd_get_transaction_status [2021-11-17 05:47:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_cmd_get_transaction_status [2021-11-17 05:47:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 05:47:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_pci_function [2021-11-17 05:47:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_pci_function [2021-11-17 05:47:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_lookup_phase_entry [2021-11-17 05:47:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_lookup_phase_entry [2021-11-17 05:47:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_unbusy_tcl [2021-11-17 05:47:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_unbusy_tcl [2021-11-17 05:47:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 05:47:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_controller_info [2021-11-17 05:47:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_controller_info [2021-11-17 05:47:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure read_brdctl [2021-11-17 05:47:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure read_brdctl [2021-11-17 05:47:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha394XU_setup [2021-11-17 05:47:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha394XU_setup [2021-11-17 05:47:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 05:47:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_devreset [2021-11-17 05:47:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_devreset [2021-11-17 05:47:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_dev_reset [2021-11-17 05:47:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_dev_reset [2021-11-17 05:47:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamem_free [2021-11-17 05:47:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamem_free [2021-11-17 05:47:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 05:47:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 05:47:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_update_residual [2021-11-17 05:47:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_update_residual [2021-11-17 05:47:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-11-17 05:47:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-11-17 05:47:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 05:47:15,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 05:47:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_pci_dev_resume [2021-11-17 05:47:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_pci_dev_resume [2021-11-17 05:47:15,420 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_syncrate [2021-11-17 05:47:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_syncrate [2021-11-17 05:47:15,420 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_chip_init [2021-11-17 05:47:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_chip_init [2021-11-17 05:47:15,420 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_residual [2021-11-17 05:47:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_residual [2021-11-17 05:47:15,420 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7870_setup [2021-11-17 05:47:15,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7870_setup [2021-11-17 05:47:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_slave_alloc [2021-11-17 05:47:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_slave_alloc [2021-11-17 05:47:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_search_disc_list [2021-11-17 05:47:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_search_disc_list [2021-11-17 05:47:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_resume [2021-11-17 05:47:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_resume [2021-11-17 05:47:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_pci_dev_remove [2021-11-17 05:47:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_pci_dev_remove [2021-11-17 05:47:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_message_phase [2021-11-17 05:47:15,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_message_phase [2021-11-17 05:47:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_control_print [2021-11-17 05:47:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_control_print [2021-11-17 05:47:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_print_devinfo [2021-11-17 05:47:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_print_devinfo [2021-11-17 05:47:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dma_tag_destroy [2021-11-17 05:47:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dma_tag_destroy [2021-11-17 05:47:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pause_and_flushwork [2021-11-17 05:47:15,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pause_and_flushwork [2021-11-17 05:47:15,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 05:47:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 05:47:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_cmd_set_transaction_status [2021-11-17 05:47:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_cmd_set_transaction_status [2021-11-17 05:47:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_queue_cmd_complete [2021-11-17 05:47:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_queue_cmd_complete [2021-11-17 05:47:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_loadseq [2021-11-17 05:47:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_loadseq [2021-11-17 05:47:15,423 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_read_seeprom [2021-11-17 05:47:15,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_read_seeprom [2021-11-17 05:47:15,424 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scb_scsiid_print [2021-11-17 05:47:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scb_scsiid_print [2021-11-17 05:47:15,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-17 05:47:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-17 05:47:15,424 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_info [2021-11-17 05:47:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_info [2021-11-17 05:47:15,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 05:47:15,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 05:47:15,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 05:47:15,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 05:47:15,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_set_width [2021-11-17 05:47:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_set_width [2021-11-17 05:47:15,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_transaction_status [2021-11-17 05:47:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_transaction_status [2021-11-17 05:47:15,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_slave_configure [2021-11-17 05:47:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_slave_configure [2021-11-17 05:47:15,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_scsi_status [2021-11-17 05:47:15,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_scsi_status [2021-11-17 05:47:15,425 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_abort_scbs [2021-11-17 05:47:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_abort_scbs [2021-11-17 05:47:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_reset_current_bus [2021-11-17 05:47:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_reset_current_bus [2021-11-17 05:47:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_print_register [2021-11-17 05:47:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_print_register [2021-11-17 05:47:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 05:47:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 05:47:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_find_syncrate [2021-11-17 05:47:15,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_find_syncrate [2021-11-17 05:47:15,426 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sent_msg [2021-11-17 05:47:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sent_msg [2021-11-17 05:47:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_lock [2021-11-17 05:47:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_lock [2021-11-17 05:47:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_transfer_length [2021-11-17 05:47:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_transfer_length [2021-11-17 05:47:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_build_transfer_msg [2021-11-17 05:47:15,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_build_transfer_msg [2021-11-17 05:47:15,427 INFO L130 BoogieDeclarations]: Found specification of procedure write_brdctl [2021-11-17 05:47:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure write_brdctl [2021-11-17 05:47:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 05:47:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 05:47:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 05:47:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 05:47:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_pci_slot [2021-11-17 05:47:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_pci_slot [2021-11-17 05:47:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_acquire_seeprom [2021-11-17 05:47:15,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_acquire_seeprom [2021-11-17 05:47:15,428 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pci_read_config [2021-11-17 05:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pci_read_config [2021-11-17 05:47:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 05:47:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_swap_with_next_hscb [2021-11-17 05:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_swap_with_next_hscb [2021-11-17 05:47:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-17 05:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-17 05:47:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamem_alloc [2021-11-17 05:47:15,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamem_alloc [2021-11-17 05:47:15,429 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_delay [2021-11-17 05:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_delay [2021-11-17 05:47:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_find_period [2021-11-17 05:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_find_period [2021-11-17 05:47:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 05:47:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha394X_setup [2021-11-17 05:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha394X_setup [2021-11-17 05:47:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_qinfifo_requeue_tail [2021-11-17 05:47:15,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_qinfifo_requeue_tail [2021-11-17 05:47:15,430 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_index_busy_tcl [2021-11-17 05:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_index_busy_tcl [2021-11-17 05:47:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamap_destroy [2021-11-17 05:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamap_destroy [2021-11-17 05:47:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 05:47:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_abort [2021-11-17 05:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_abort [2021-11-17 05:47:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-11-17 05:47:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pci_chip_init [2021-11-17 05:47:15,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pci_chip_init [2021-11-17 05:47:15,431 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_run_qoutfifo [2021-11-17 05:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_run_qoutfifo [2021-11-17 05:47:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_alloc_scbs [2021-11-17 05:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_alloc_scbs [2021-11-17 05:47:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_parse_msg [2021-11-17 05:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_parse_msg [2021-11-17 05:47:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_clear_intstat [2021-11-17 05:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_clear_intstat [2021-11-17 05:47:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_proto_violation [2021-11-17 05:47:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_proto_violation [2021-11-17 05:47:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_freeze_devq [2021-11-17 05:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_freeze_devq [2021-11-17 05:47:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2021-11-17 05:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2021-11-17 05:47:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure reset_seeprom [2021-11-17 05:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_seeprom [2021-11-17 05:47:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_width [2021-11-17 05:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_width [2021-11-17 05:47:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_clear_msg_state [2021-11-17 05:47:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_clear_msg_state [2021-11-17 05:47:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_release_untagged_queues [2021-11-17 05:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_release_untagged_queues [2021-11-17 05:47:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_get_pci_bus [2021-11-17 05:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_get_pci_bus [2021-11-17 05:47:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2021-11-17 05:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2021-11-17 05:47:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_match_scb [2021-11-17 05:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_match_scb [2021-11-17 05:47:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_bus_reset [2021-11-17 05:47:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_bus_reset [2021-11-17 05:47:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_platform_abort_scbs [2021-11-17 05:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_platform_abort_scbs [2021-11-17 05:47:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_target_destroy [2021-11-17 05:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_target_destroy [2021-11-17 05:47:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_add_curscb_to_free_list [2021-11-17 05:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_add_curscb_to_free_list [2021-11-17 05:47:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_brkadrint [2021-11-17 05:47:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_brkadrint [2021-11-17 05:47:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_get_signalling [2021-11-17 05:47:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_get_signalling [2021-11-17 05:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_send_async [2021-11-17 05:47:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_send_async [2021-11-17 05:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_scbram_config [2021-11-17 05:47:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_scbram_config [2021-11-17 05:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_probe_scbs [2021-11-17 05:47:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_probe_scbs [2021-11-17 05:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sg_bus_to_virt [2021-11-17 05:47:15,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sg_bus_to_virt [2021-11-17 05:47:15,436 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dma_tag_create [2021-11-17 05:47:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dma_tag_create [2021-11-17 05:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dmamap_load [2021-11-17 05:47:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dmamap_load [2021-11-17 05:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-17 05:47:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-17 05:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 05:47:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 05:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_handle_msg_reject [2021-11-17 05:47:15,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_handle_msg_reject [2021-11-17 05:47:15,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 05:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_set_transaction_status [2021-11-17 05:47:15,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_set_transaction_status [2021-11-17 05:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_queue_scb [2021-11-17 05:47:15,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_queue_scb [2021-11-17 05:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_queue [2021-11-17 05:47:15,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_queue [2021-11-17 05:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 05:47:15,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 05:47:15,438 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_fetch_transinfo [2021-11-17 05:47:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_fetch_transinfo [2021-11-17 05:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_reset [2021-11-17 05:47:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_reset [2021-11-17 05:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_search_untagged_queues [2021-11-17 05:47:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_search_untagged_queues [2021-11-17 05:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-17 05:47:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-17 05:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pci_write_config [2021-11-17 05:47:15,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pci_write_config [2021-11-17 05:47:15,439 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pause_bug_fix [2021-11-17 05:47:15,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pause_bug_fix [2021-11-17 05:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-17 05:47:15,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-17 05:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_download_instr [2021-11-17 05:47:15,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_download_instr [2021-11-17 05:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_intr [2021-11-17 05:47:15,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_intr [2021-11-17 05:47:15,440 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_free [2021-11-17 05:47:15,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_free [2021-11-17 05:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2021-11-17 05:47:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2021-11-17 05:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_force_renegotiation [2021-11-17 05:47:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_force_renegotiation [2021-11-17 05:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_construct_sdtr [2021-11-17 05:47:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_construct_sdtr [2021-11-17 05:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_2 [2021-11-17 05:47:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_2 [2021-11-17 05:47:15,441 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_show_info [2021-11-17 05:47:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_show_info [2021-11-17 05:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_reset_channel [2021-11-17 05:47:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_reset_channel [2021-11-17 05:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_channel [2021-11-17 05:47:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_channel [2021-11-17 05:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-17 05:47:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-17 05:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_sync_qoutfifo [2021-11-17 05:47:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_sync_qoutfifo [2021-11-17 05:47:15,442 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_target_alloc [2021-11-17 05:47:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_target_alloc [2021-11-17 05:47:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_dump_card_state [2021-11-17 05:47:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_dump_card_state [2021-11-17 05:47:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_devlimited_syncrate [2021-11-17 05:47:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_devlimited_syncrate [2021-11-17 05:47:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_transport_device_data [2021-11-17 05:47:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_transport_device_data [2021-11-17 05:47:15,443 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_platform_set_tags [2021-11-17 05:47:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_platform_set_tags [2021-11-17 05:47:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 05:47:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-17 05:47:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-17 05:47:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_validate_width [2021-11-17 05:47:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_validate_width [2021-11-17 05:47:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_pause [2021-11-17 05:47:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_pause [2021-11-17 05:47:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_name [2021-11-17 05:47:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_name [2021-11-17 05:47:15,444 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_linux_target_in_softc [2021-11-17 05:47:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_linux_target_in_softc [2021-11-17 05:47:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aha398XX_setup [2021-11-17 05:47:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aha398XX_setup [2021-11-17 05:47:15,445 INFO L130 BoogieDeclarations]: Found specification of procedure ahc_aic7895_setup [2021-11-17 05:47:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ahc_aic7895_setup [2021-11-17 05:47:16,770 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 05:47:16,775 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 05:47:17,154 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 05:51:06,549 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 05:51:06,576 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 05:51:06,577 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-17 05:51:06,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:51:06 BoogieIcfgContainer [2021-11-17 05:51:06,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 05:51:06,586 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 05:51:06,586 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 05:51:06,593 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 05:51:06,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:47:09" (1/3) ... [2021-11-17 05:51:06,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29222fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:51:06, skipping insertion in model container [2021-11-17 05:51:06,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:47:13" (2/3) ... [2021-11-17 05:51:06,598 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29222fe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:51:06, skipping insertion in model container [2021-11-17 05:51:06,598 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:51:06" (3/3) ... [2021-11-17 05:51:06,599 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--aic7xxx--aic7xxx.ko-entry_point.cil.out.i [2021-11-17 05:51:06,602 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 05:51:06,602 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 05:51:06,645 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 05:51:06,651 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-17 05:51:06,651 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 05:51:06,740 INFO L276 IsEmpty]: Start isEmpty. Operand has 6150 states, 4219 states have (on average 1.3680967053804218) internal successors, (5772), 4371 states have internal predecessors, (5772), 1730 states have call successors, (1730), 200 states have call predecessors, (1730), 199 states have return successors, (1725), 1691 states have call predecessors, (1725), 1725 states have call successors, (1725) [2021-11-17 05:51:06,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-17 05:51:06,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:51:06,758 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-11-17 05:51:06,758 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:51:06,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:51:06,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1173156884, now seen corresponding path program 1 times [2021-11-17 05:51:06,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:51:06,770 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844271753] [2021-11-17 05:51:06,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:51:06,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:51:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:51:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:51:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:51:08,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:51:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:51:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:51:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:51:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:51:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:51:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:51:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:51:08,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-11-17 05:51:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-11-17 05:51:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-11-17 05:51:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:51:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:51:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-17 05:51:08,387 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:51:08,387 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844271753] [2021-11-17 05:51:08,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844271753] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:51:08,387 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:51:08,388 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 05:51:08,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561621128] [2021-11-17 05:51:08,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:51:08,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 05:51:08,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:51:08,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 05:51:08,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-17 05:51:08,423 INFO L87 Difference]: Start difference. First operand has 6150 states, 4219 states have (on average 1.3680967053804218) internal successors, (5772), 4371 states have internal predecessors, (5772), 1730 states have call successors, (1730), 200 states have call predecessors, (1730), 199 states have return successors, (1725), 1691 states have call predecessors, (1725), 1725 states have call successors, (1725) Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 05:51:10,781 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:51:12,881 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:51:21,495 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:51:30,762 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:51:35,687 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:52:06,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:52:06,780 INFO L93 Difference]: Finished difference Result 21737 states and 33648 transitions. [2021-11-17 05:52:06,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-17 05:52:06,783 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 153 [2021-11-17 05:52:06,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:52:06,895 INFO L225 Difference]: With dead ends: 21737 [2021-11-17 05:52:06,895 INFO L226 Difference]: Without dead ends: 15549 [2021-11-17 05:52:06,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2021-11-17 05:52:06,947 INFO L933 BasicCegarLoop]: 8736 mSDtfsCounter, 27779 mSDsluCounter, 12048 mSDsCounter, 0 mSdLazyCounter, 15189 mSolverCounterSat, 24866 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29340 SdHoareTripleChecker+Valid, 20784 SdHoareTripleChecker+Invalid, 40060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 24866 IncrementalHoareTripleChecker+Valid, 15189 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.6s IncrementalHoareTripleChecker+Time [2021-11-17 05:52:06,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29340 Valid, 20784 Invalid, 40060 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [24866 Valid, 15189 Invalid, 5 Unknown, 0 Unchecked, 56.6s Time] [2021-11-17 05:52:06,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15549 states. [2021-11-17 05:52:07,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15549 to 12819. [2021-11-17 05:52:07,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12819 states, 8793 states have (on average 1.3681337427499147) internal successors, (12030), 9117 states have internal predecessors, (12030), 3597 states have call successors, (3597), 389 states have call predecessors, (3597), 428 states have return successors, (3809), 3562 states have call predecessors, (3809), 3596 states have call successors, (3809) [2021-11-17 05:52:07,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12819 states to 12819 states and 19436 transitions. [2021-11-17 05:52:07,937 INFO L78 Accepts]: Start accepts. Automaton has 12819 states and 19436 transitions. Word has length 153 [2021-11-17 05:52:07,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:52:07,941 INFO L470 AbstractCegarLoop]: Abstraction has 12819 states and 19436 transitions. [2021-11-17 05:52:07,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (20), 6 states have call predecessors, (20), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-17 05:52:07,942 INFO L276 IsEmpty]: Start isEmpty. Operand 12819 states and 19436 transitions. [2021-11-17 05:52:07,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-17 05:52:07,955 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:52:07,955 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-17 05:52:07,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 05:52:07,956 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:52:07,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:52:07,957 INFO L85 PathProgramCache]: Analyzing trace with hash -1469928906, now seen corresponding path program 1 times [2021-11-17 05:52:07,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:52:07,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614025934] [2021-11-17 05:52:07,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:52:07,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:52:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:52:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:52:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:52:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:52:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:52:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:52:08,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:52:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:52:08,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 05:52:08,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:08,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-11-17 05:52:09,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 05:52:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-11-17 05:52:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 05:52:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 05:52:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-11-17 05:52:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-11-17 05:52:09,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 05:52:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 05:52:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-11-17 05:52:09,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:09,160 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-17 05:52:09,161 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:52:09,161 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614025934] [2021-11-17 05:52:09,161 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614025934] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:52:09,161 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:52:09,161 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 05:52:09,161 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347607208] [2021-11-17 05:52:09,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:52:09,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 05:52:09,163 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:52:09,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 05:52:09,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 05:52:09,164 INFO L87 Difference]: Start difference. First operand 12819 states and 19436 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-17 05:52:11,458 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:52:13,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:52:23,314 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:52:28,670 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:52:32,375 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:52:51,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:52:51,571 INFO L93 Difference]: Finished difference Result 41586 states and 63896 transitions. [2021-11-17 05:52:51,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 05:52:51,572 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 213 [2021-11-17 05:52:51,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:52:51,766 INFO L225 Difference]: With dead ends: 41586 [2021-11-17 05:52:51,766 INFO L226 Difference]: Without dead ends: 28786 [2021-11-17 05:52:51,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 05:52:51,878 INFO L933 BasicCegarLoop]: 14211 mSDtfsCounter, 16366 mSDsluCounter, 19515 mSDsCounter, 0 mSdLazyCounter, 12810 mSolverCounterSat, 14604 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17699 SdHoareTripleChecker+Valid, 33726 SdHoareTripleChecker+Invalid, 27418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 14604 IncrementalHoareTripleChecker+Valid, 12810 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.6s IncrementalHoareTripleChecker+Time [2021-11-17 05:52:51,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17699 Valid, 33726 Invalid, 27418 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [14604 Valid, 12810 Invalid, 4 Unknown, 0 Unchecked, 40.6s Time] [2021-11-17 05:52:51,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28786 states. [2021-11-17 05:52:53,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28786 to 23498. [2021-11-17 05:52:53,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23498 states, 16066 states have (on average 1.366052533300137) internal successors, (21947), 16697 states have internal predecessors, (21947), 6606 states have call successors, (6606), 746 states have call predecessors, (6606), 825 states have return successors, (6995), 6537 states have call predecessors, (6995), 6605 states have call successors, (6995) [2021-11-17 05:52:53,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23498 states to 23498 states and 35548 transitions. [2021-11-17 05:52:53,714 INFO L78 Accepts]: Start accepts. Automaton has 23498 states and 35548 transitions. Word has length 213 [2021-11-17 05:52:53,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:52:53,716 INFO L470 AbstractCegarLoop]: Abstraction has 23498 states and 35548 transitions. [2021-11-17 05:52:53,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 3 states have internal predecessors, (71), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-17 05:52:53,717 INFO L276 IsEmpty]: Start isEmpty. Operand 23498 states and 35548 transitions. [2021-11-17 05:52:53,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-17 05:52:53,724 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:52:53,724 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 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] [2021-11-17 05:52:53,724 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 05:52:53,725 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:52:53,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:52:53,725 INFO L85 PathProgramCache]: Analyzing trace with hash -829222090, now seen corresponding path program 1 times [2021-11-17 05:52:53,725 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:52:53,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773441629] [2021-11-17 05:52:53,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:52:53,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:52:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:52:54,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:54,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:52:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:52:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:54,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:52:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:52:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:52:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:52:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:52:54,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 05:52:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 05:52:54,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 05:52:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-17 05:52:54,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:52:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 05:52:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:52:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 05:52:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-11-17 05:52:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-17 05:52:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-11-17 05:52:54,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 05:52:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 05:52:54,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 05:52:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-17 05:52:54,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-11-17 05:52:54,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:52:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2021-11-17 05:52:54,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:52:54,898 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773441629] [2021-11-17 05:52:54,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773441629] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:52:54,898 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:52:54,899 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 05:52:54,899 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553600947] [2021-11-17 05:52:54,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:52:54,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 05:52:54,900 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:52:54,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 05:52:54,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-17 05:52:54,901 INFO L87 Difference]: Start difference. First operand 23498 states and 35548 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (27), 6 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-17 05:52:57,183 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:52:59,289 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:01,398 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:14,126 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:16,184 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:24,148 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:26,192 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:42,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:53:42,106 INFO L93 Difference]: Finished difference Result 54783 states and 84217 transitions. [2021-11-17 05:53:42,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 05:53:42,106 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (27), 6 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 262 [2021-11-17 05:53:42,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:53:42,243 INFO L225 Difference]: With dead ends: 54783 [2021-11-17 05:53:42,243 INFO L226 Difference]: Without dead ends: 31309 [2021-11-17 05:53:42,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-11-17 05:53:42,343 INFO L933 BasicCegarLoop]: 9277 mSDtfsCounter, 14560 mSDsluCounter, 20521 mSDsCounter, 0 mSdLazyCounter, 13368 mSolverCounterSat, 8308 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15745 SdHoareTripleChecker+Valid, 29798 SdHoareTripleChecker+Invalid, 21682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8308 IncrementalHoareTripleChecker+Valid, 13368 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.4s IncrementalHoareTripleChecker+Time [2021-11-17 05:53:42,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15745 Valid, 29798 Invalid, 21682 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8308 Valid, 13368 Invalid, 6 Unknown, 0 Unchecked, 45.4s Time] [2021-11-17 05:53:42,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31309 states. [2021-11-17 05:53:43,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31309 to 23502. [2021-11-17 05:53:44,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23502 states, 16070 states have (on average 1.3659614187927815) internal successors, (21951), 16701 states have internal predecessors, (21951), 6606 states have call successors, (6606), 746 states have call predecessors, (6606), 825 states have return successors, (6995), 6537 states have call predecessors, (6995), 6605 states have call successors, (6995) [2021-11-17 05:53:44,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23502 states to 23502 states and 35552 transitions. [2021-11-17 05:53:44,313 INFO L78 Accepts]: Start accepts. Automaton has 23502 states and 35552 transitions. Word has length 262 [2021-11-17 05:53:44,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:53:44,314 INFO L470 AbstractCegarLoop]: Abstraction has 23502 states and 35552 transitions. [2021-11-17 05:53:44,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (27), 6 states have call predecessors, (27), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-11-17 05:53:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 23502 states and 35552 transitions. [2021-11-17 05:53:44,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-17 05:53:44,323 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:53:44,323 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 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] [2021-11-17 05:53:44,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 05:53:44,323 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:53:44,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:53:44,324 INFO L85 PathProgramCache]: Analyzing trace with hash -1633636696, now seen corresponding path program 1 times [2021-11-17 05:53:44,324 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:53:44,324 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [989981021] [2021-11-17 05:53:44,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:53:44,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:53:44,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:53:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:53:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:53:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:53:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:53:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:53:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:53:45,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:53:45,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:53:45,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:53:45,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:53:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 05:53:45,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 05:53:45,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 05:53:45,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:53:45,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 05:53:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:53:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 05:53:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:53:45,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 05:53:45,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:53:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-11-17 05:53:45,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-11-17 05:53:45,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 05:53:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-11-17 05:53:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-17 05:53:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-17 05:53:45,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 05:53:45,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-17 05:53:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 05:53:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:53:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-17 05:53:45,595 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:53:45,595 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [989981021] [2021-11-17 05:53:45,595 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [989981021] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:53:45,595 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:53:45,596 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 05:53:45,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336892369] [2021-11-17 05:53:45,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:53:45,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 05:53:45,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:53:45,597 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 05:53:45,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-17 05:53:45,597 INFO L87 Difference]: Start difference. First operand 23502 states and 35552 transitions. Second operand has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-17 05:53:47,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:50,028 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:53:57,734 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:54:05,590 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:54:07,634 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:54:18,225 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:54:20,188 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:54:22,232 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:54:25,382 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:54:27,423 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:55:01,038 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:55:03,083 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:55:08,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:55:08,911 INFO L93 Difference]: Finished difference Result 48996 states and 75939 transitions. [2021-11-17 05:55:08,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 05:55:08,912 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 279 [2021-11-17 05:55:08,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:55:09,119 INFO L225 Difference]: With dead ends: 48996 [2021-11-17 05:55:09,120 INFO L226 Difference]: Without dead ends: 48993 [2021-11-17 05:55:09,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-17 05:55:09,160 INFO L933 BasicCegarLoop]: 10046 mSDtfsCounter, 15263 mSDsluCounter, 21190 mSDsCounter, 0 mSdLazyCounter, 20058 mSolverCounterSat, 10697 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 75.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16642 SdHoareTripleChecker+Valid, 31236 SdHoareTripleChecker+Invalid, 30765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10697 IncrementalHoareTripleChecker+Valid, 20058 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.0s IncrementalHoareTripleChecker+Time [2021-11-17 05:55:09,161 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16642 Valid, 31236 Invalid, 30765 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10697 Valid, 20058 Invalid, 10 Unknown, 0 Unchecked, 81.0s Time] [2021-11-17 05:55:09,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48993 states. [2021-11-17 05:55:11,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48993 to 40937. [2021-11-17 05:55:11,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40937 states, 27711 states have (on average 1.3640070730035003) internal successors, (37798), 28925 states have internal predecessors, (37798), 11768 states have call successors, (11768), 1346 states have call predecessors, (11768), 1457 states have return successors, (12647), 11563 states have call predecessors, (12647), 11767 states have call successors, (12647) [2021-11-17 05:55:11,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40937 states to 40937 states and 62213 transitions. [2021-11-17 05:55:11,996 INFO L78 Accepts]: Start accepts. Automaton has 40937 states and 62213 transitions. Word has length 279 [2021-11-17 05:55:11,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:55:11,997 INFO L470 AbstractCegarLoop]: Abstraction has 40937 states and 62213 transitions. [2021-11-17 05:55:11,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.857142857142858) internal successors, (97), 3 states have internal predecessors, (97), 3 states have call successors, (28), 7 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-17 05:55:11,998 INFO L276 IsEmpty]: Start isEmpty. Operand 40937 states and 62213 transitions. [2021-11-17 05:55:12,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-17 05:55:12,037 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:55:12,039 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 05:55:12,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 05:55:12,039 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:55:12,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:55:12,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1285804991, now seen corresponding path program 1 times [2021-11-17 05:55:12,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:55:12,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426059890] [2021-11-17 05:55:12,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:55:12,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:55:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:55:12,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:12,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:55:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:55:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:55:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:12,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:12,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:55:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:55:13,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:55:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:55:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 05:55:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 05:55:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 05:55:13,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:13,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 05:55:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:13,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 05:55:13,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:13,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 05:55:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-11-17 05:55:13,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-11-17 05:55:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 05:55:13,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-11-17 05:55:13,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-17 05:55:13,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-17 05:55:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 05:55:13,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-17 05:55:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 05:55:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 05:55:13,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 05:55:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-17 05:55:13,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-11-17 05:55:13,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 05:55:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-11-17 05:55:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-17 05:55:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-17 05:55:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-11-17 05:55:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 05:55:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 05:55:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:55:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 05:55:13,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 411 [2021-11-17 05:55:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 417 [2021-11-17 05:55:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 422 [2021-11-17 05:55:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:55:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:55:13,709 INFO L134 CoverageAnalysis]: Checked inductivity of 639 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 633 trivial. 0 not checked. [2021-11-17 05:55:13,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:55:13,709 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426059890] [2021-11-17 05:55:13,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1426059890] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:55:13,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:55:13,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-11-17 05:55:13,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006347153] [2021-11-17 05:55:13,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:55:13,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-11-17 05:55:13,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:55:13,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-11-17 05:55:13,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2021-11-17 05:55:13,711 INFO L87 Difference]: Start difference. First operand 40937 states and 62213 transitions. Second operand has 17 states, 17 states have (on average 11.176470588235293) internal successors, (190), 8 states have internal predecessors, (190), 2 states have call successors, (48), 10 states have call predecessors, (48), 2 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2021-11-17 05:55:16,034 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:55:18,159 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:55:20,310 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:55:42,166 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:55:58,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:56:00,776 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:56:02,646 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:56:06,960 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:56:31,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:56:31,506 INFO L93 Difference]: Finished difference Result 97364 states and 150567 transitions. [2021-11-17 05:56:31,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-17 05:56:31,506 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 11.176470588235293) internal successors, (190), 8 states have internal predecessors, (190), 2 states have call successors, (48), 10 states have call predecessors, (48), 2 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) Word has length 449 [2021-11-17 05:56:31,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:56:31,940 INFO L225 Difference]: With dead ends: 97364 [2021-11-17 05:56:31,940 INFO L226 Difference]: Without dead ends: 56451 [2021-11-17 05:56:32,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=159, Invalid=597, Unknown=0, NotChecked=0, Total=756 [2021-11-17 05:56:32,079 INFO L933 BasicCegarLoop]: 9133 mSDtfsCounter, 16076 mSDsluCounter, 58111 mSDsCounter, 0 mSdLazyCounter, 43716 mSolverCounterSat, 10907 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 66.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17096 SdHoareTripleChecker+Valid, 67244 SdHoareTripleChecker+Invalid, 54630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10907 IncrementalHoareTripleChecker+Valid, 43716 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 74.0s IncrementalHoareTripleChecker+Time [2021-11-17 05:56:32,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17096 Valid, 67244 Invalid, 54630 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10907 Valid, 43716 Invalid, 7 Unknown, 0 Unchecked, 74.0s Time] [2021-11-17 05:56:32,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56451 states. [2021-11-17 05:56:34,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56451 to 41405. [2021-11-17 05:56:34,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41405 states, 28049 states have (on average 1.3641128025954579) internal successors, (38262), 29253 states have internal predecessors, (38262), 11876 states have call successors, (11876), 1346 states have call predecessors, (11876), 1479 states have return successors, (12823), 11715 states have call predecessors, (12823), 11875 states have call successors, (12823) [2021-11-17 05:56:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41405 states to 41405 states and 62961 transitions. [2021-11-17 05:56:35,130 INFO L78 Accepts]: Start accepts. Automaton has 41405 states and 62961 transitions. Word has length 449 [2021-11-17 05:56:35,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:56:35,131 INFO L470 AbstractCegarLoop]: Abstraction has 41405 states and 62961 transitions. [2021-11-17 05:56:35,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 11.176470588235293) internal successors, (190), 8 states have internal predecessors, (190), 2 states have call successors, (48), 10 states have call predecessors, (48), 2 states have return successors, (43), 3 states have call predecessors, (43), 2 states have call successors, (43) [2021-11-17 05:56:35,131 INFO L276 IsEmpty]: Start isEmpty. Operand 41405 states and 62961 transitions. [2021-11-17 05:56:35,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2021-11-17 05:56:35,169 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:56:35,170 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 05:56:35,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 05:56:35,170 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:56:35,170 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:56:35,170 INFO L85 PathProgramCache]: Analyzing trace with hash -1415782891, now seen corresponding path program 1 times [2021-11-17 05:56:35,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:56:35,171 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018963574] [2021-11-17 05:56:35,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:56:35,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:56:35,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:35,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:56:35,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:56:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:56:36,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:56:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:56:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:56:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:56:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:56:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 05:56:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 05:56:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 05:56:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 05:56:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 05:56:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 05:56:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-11-17 05:56:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-11-17 05:56:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 05:56:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-11-17 05:56:36,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-17 05:56:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-17 05:56:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 05:56:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-17 05:56:36,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 05:56:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 05:56:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 05:56:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-17 05:56:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-11-17 05:56:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 05:56:36,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-11-17 05:56:36,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-17 05:56:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:56:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 05:56:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 05:56:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-11-17 05:56:36,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-11-17 05:56:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 05:56:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 05:56:36,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:36,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 05:56:36,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2021-11-17 05:56:36,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-17 05:56:36,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2021-11-17 05:56:36,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:36,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:36,722 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2021-11-17 05:56:36,722 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:56:36,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018963574] [2021-11-17 05:56:36,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018963574] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 05:56:36,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980305134] [2021-11-17 05:56:36,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:56:36,723 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 05:56:36,723 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 05:56:36,725 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 05:56:36,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-17 05:56:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:40,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 21853 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-17 05:56:40,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 05:56:41,039 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2021-11-17 05:56:41,040 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 05:56:41,040 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980305134] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:56:41,040 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 05:56:41,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13] total 14 [2021-11-17 05:56:41,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489769795] [2021-11-17 05:56:41,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:56:41,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 05:56:41,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:56:41,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 05:56:41,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-11-17 05:56:41,041 INFO L87 Difference]: Start difference. First operand 41405 states and 62961 transitions. Second operand has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-11-17 05:56:43,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:56:43,474 INFO L93 Difference]: Finished difference Result 103159 states and 156985 transitions. [2021-11-17 05:56:43,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 05:56:43,475 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 464 [2021-11-17 05:56:43,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:56:43,922 INFO L225 Difference]: With dead ends: 103159 [2021-11-17 05:56:43,923 INFO L226 Difference]: Without dead ends: 61778 [2021-11-17 05:56:44,052 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 601 GetRequests, 589 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-11-17 05:56:44,053 INFO L933 BasicCegarLoop]: 11027 mSDtfsCounter, 8967 mSDsluCounter, 9051 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8967 SdHoareTripleChecker+Valid, 20078 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-17 05:56:44,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8967 Valid, 20078 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-17 05:56:44,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61778 states. [2021-11-17 05:56:47,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61778 to 61767. [2021-11-17 05:56:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61767 states, 41868 states have (on average 1.3645266074328843) internal successors, (57130), 43663 states have internal predecessors, (57130), 17682 states have call successors, (17682), 2026 states have call predecessors, (17682), 2216 states have return successors, (19210), 17433 states have call predecessors, (19210), 17681 states have call successors, (19210) [2021-11-17 05:56:47,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61767 states to 61767 states and 94022 transitions. [2021-11-17 05:56:47,848 INFO L78 Accepts]: Start accepts. Automaton has 61767 states and 94022 transitions. Word has length 464 [2021-11-17 05:56:47,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:56:47,849 INFO L470 AbstractCegarLoop]: Abstraction has 61767 states and 94022 transitions. [2021-11-17 05:56:47,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 3 states have call successors, (54), 3 states have call predecessors, (54), 3 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2021-11-17 05:56:47,850 INFO L276 IsEmpty]: Start isEmpty. Operand 61767 states and 94022 transitions. [2021-11-17 05:56:47,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2021-11-17 05:56:47,878 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:56:47,878 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 05:56:47,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-17 05:56:48,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-11-17 05:56:48,091 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:56:48,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:56:48,092 INFO L85 PathProgramCache]: Analyzing trace with hash -509904333, now seen corresponding path program 1 times [2021-11-17 05:56:48,092 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:56:48,092 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [200869135] [2021-11-17 05:56:48,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:56:48,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:56:48,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:48,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:56:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:48,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:48,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:48,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:48,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:56:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:56:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:56:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:56:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:56:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:56:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:56:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 05:56:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 05:56:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 05:56:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 05:56:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 05:56:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:49,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 05:56:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-11-17 05:56:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-11-17 05:56:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 05:56:49,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-11-17 05:56:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-17 05:56:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-17 05:56:49,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 05:56:49,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-17 05:56:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 05:56:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 05:56:49,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 05:56:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-17 05:56:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-11-17 05:56:49,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 05:56:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-11-17 05:56:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-17 05:56:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:56:49,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 05:56:49,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 05:56:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-11-17 05:56:49,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-11-17 05:56:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 05:56:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 05:56:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:56:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 05:56:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2021-11-17 05:56:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-11-17 05:56:49,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2021-11-17 05:56:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:56:49,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2021-11-17 05:56:49,864 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:56:49,864 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [200869135] [2021-11-17 05:56:49,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [200869135] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 05:56:49,865 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [121141181] [2021-11-17 05:56:49,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:56:49,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 05:56:49,865 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 05:56:49,866 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 05:56:49,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-17 05:56:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:56:53,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 21852 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-17 05:56:53,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 05:56:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2021-11-17 05:56:54,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 05:56:54,082 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [121141181] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:56:54,082 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 05:56:54,082 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13] total 15 [2021-11-17 05:56:54,082 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926249595] [2021-11-17 05:56:54,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:56:54,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 05:56:54,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:56:54,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 05:56:54,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2021-11-17 05:56:54,084 INFO L87 Difference]: Start difference. First operand 61767 states and 94022 transitions. Second operand has 4 states, 4 states have (on average 48.5) internal successors, (194), 4 states have internal predecessors, (194), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-17 05:56:59,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:56:59,377 INFO L93 Difference]: Finished difference Result 187044 states and 284896 transitions. [2021-11-17 05:56:59,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 05:56:59,378 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 48.5) internal successors, (194), 4 states have internal predecessors, (194), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 463 [2021-11-17 05:56:59,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:57:00,084 INFO L225 Difference]: With dead ends: 187044 [2021-11-17 05:57:00,084 INFO L226 Difference]: Without dead ends: 125301 [2021-11-17 05:57:00,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 602 GetRequests, 588 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2021-11-17 05:57:00,336 INFO L933 BasicCegarLoop]: 11271 mSDtfsCounter, 10032 mSDsluCounter, 20237 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10032 SdHoareTripleChecker+Valid, 31508 SdHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-17 05:57:00,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10032 Valid, 31508 Invalid, 312 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-17 05:57:00,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125301 states. [2021-11-17 05:57:09,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125301 to 123489. [2021-11-17 05:57:09,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123489 states, 83703 states have (on average 1.3646344814403306) internal successors, (114224), 87305 states have internal predecessors, (114224), 35354 states have call successors, (35354), 4050 states have call predecessors, (35354), 4431 states have return successors, (38411), 34845 states have call predecessors, (38411), 35353 states have call successors, (38411) [2021-11-17 05:57:10,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123489 states to 123489 states and 187989 transitions. [2021-11-17 05:57:10,841 INFO L78 Accepts]: Start accepts. Automaton has 123489 states and 187989 transitions. Word has length 463 [2021-11-17 05:57:10,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:57:10,843 INFO L470 AbstractCegarLoop]: Abstraction has 123489 states and 187989 transitions. [2021-11-17 05:57:10,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 48.5) internal successors, (194), 4 states have internal predecessors, (194), 2 states have call successors, (52), 2 states have call predecessors, (52), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-17 05:57:10,843 INFO L276 IsEmpty]: Start isEmpty. Operand 123489 states and 187989 transitions. [2021-11-17 05:57:10,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2021-11-17 05:57:10,882 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:57:10,882 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 05:57:10,942 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-11-17 05:57:11,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-17 05:57:11,090 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:57:11,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:57:11,091 INFO L85 PathProgramCache]: Analyzing trace with hash -28824075, now seen corresponding path program 1 times [2021-11-17 05:57:11,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:57:11,091 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031933369] [2021-11-17 05:57:11,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:57:11,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:57:11,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:57:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:57:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:57:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-11-17 05:57:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-11-17 05:57:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 05:57:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-17 05:57:12,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-11-17 05:57:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-11-17 05:57:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 05:57:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 05:57:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 05:57:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 05:57:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 05:57:12,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-11-17 05:57:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-11-17 05:57:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 05:57:12,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-11-17 05:57:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-11-17 05:57:12,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-17 05:57:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 05:57:12,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-11-17 05:57:12,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 05:57:12,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 05:57:12,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 05:57:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-17 05:57:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-11-17 05:57:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 05:57:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-11-17 05:57:12,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-17 05:57:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:57:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 05:57:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-11-17 05:57:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-11-17 05:57:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-11-17 05:57:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 05:57:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-11-17 05:57:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:57:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 05:57:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2021-11-17 05:57:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 431 [2021-11-17 05:57:12,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2021-11-17 05:57:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:57:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 6 proven. 16 refuted. 0 times theorem prover too weak. 620 trivial. 0 not checked. [2021-11-17 05:57:12,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:57:12,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031933369] [2021-11-17 05:57:12,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031933369] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 05:57:12,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1146180256] [2021-11-17 05:57:12,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:57:12,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 05:57:12,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 05:57:12,768 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 05:57:12,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-17 05:57:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:57:16,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 21857 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-17 05:57:16,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 05:57:16,999 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2021-11-17 05:57:16,999 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 05:57:16,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1146180256] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:57:17,000 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 05:57:17,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13] total 15 [2021-11-17 05:57:17,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795375354] [2021-11-17 05:57:17,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:57:17,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 05:57:17,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:57:17,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 05:57:17,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-11-17 05:57:17,001 INFO L87 Difference]: Start difference. First operand 123489 states and 187989 transitions. Second operand has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2021-11-17 05:57:22,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:57:22,562 INFO L93 Difference]: Finished difference Result 247026 states and 376144 transitions. [2021-11-17 05:57:22,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 05:57:22,563 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (54), 2 states have call predecessors, (54), 3 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 463 [2021-11-17 05:57:22,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:57:23,253 INFO L225 Difference]: With dead ends: 247026 [2021-11-17 05:57:23,253 INFO L226 Difference]: Without dead ends: 123561 [2021-11-17 05:57:23,905 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 587 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=163, Unknown=0, NotChecked=0, Total=210 [2021-11-17 05:57:23,906 INFO L933 BasicCegarLoop]: 9189 mSDtfsCounter, 17 mSDsluCounter, 18287 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 27476 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 05:57:23,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 27476 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 05:57:23,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123561 states.