./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--atheros--atlx--atl1.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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--atheros--atlx--atl1.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 a50782c14122c4e96fba85550d8baa150b55d4da62dbebbee116fe7764246c85 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 00:42:50,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 00:42:50,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 00:42:50,659 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 00:42:50,659 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 00:42:50,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 00:42:50,662 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 00:42:50,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 00:42:50,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 00:42:50,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 00:42:50,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 00:42:50,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 00:42:50,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 00:42:50,670 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 00:42:50,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 00:42:50,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 00:42:50,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 00:42:50,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 00:42:50,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 00:42:50,678 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 00:42:50,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 00:42:50,681 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 00:42:50,682 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 00:42:50,683 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 00:42:50,685 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 00:42:50,686 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 00:42:50,686 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 00:42:50,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 00:42:50,688 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 00:42:50,688 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 00:42:50,689 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 00:42:50,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 00:42:50,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 00:42:50,691 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 00:42:50,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 00:42:50,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 00:42:50,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 00:42:50,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 00:42:50,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 00:42:50,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 00:42:50,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 00:42:50,697 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 00:42:50,718 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 00:42:50,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 00:42:50,719 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 00:42:50,719 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 00:42:50,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 00:42:50,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 00:42:50,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 00:42:50,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 00:42:50,721 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 00:42:50,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 00:42:50,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 00:42:50,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 00:42:50,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 00:42:50,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 00:42:50,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 00:42:50,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 00:42:50,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 00:42:50,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 00:42:50,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 00:42:50,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 00:42:50,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 00:42:50,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 00:42:50,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 00:42:50,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 00:42:50,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 00:42:50,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 00:42:50,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 00:42:50,729 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 00:42:50,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 00:42:50,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 00:42:50,730 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 00:42:50,730 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a50782c14122c4e96fba85550d8baa150b55d4da62dbebbee116fe7764246c85 [2021-11-17 00:42:50,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 00:42:50,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 00:42:50,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 00:42:50,990 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 00:42:50,991 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 00:42:50,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--atheros--atlx--atl1.ko-entry_point.cil.out.i [2021-11-17 00:42:51,059 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f25819025/43c0423dfada4eb383c1c45c3f9d321a/FLAGd3c2d77b5 [2021-11-17 00:42:51,855 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 00:42:51,856 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--atheros--atlx--atl1.ko-entry_point.cil.out.i [2021-11-17 00:42:51,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f25819025/43c0423dfada4eb383c1c45c3f9d321a/FLAGd3c2d77b5 [2021-11-17 00:42:52,360 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f25819025/43c0423dfada4eb383c1c45c3f9d321a [2021-11-17 00:42:52,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 00:42:52,365 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 00:42:52,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 00:42:52,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 00:42:52,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 00:42:52,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:42:52" (1/1) ... [2021-11-17 00:42:52,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c9d6b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:52, skipping insertion in model container [2021-11-17 00:42:52,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:42:52" (1/1) ... [2021-11-17 00:42:52,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 00:42:52,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 00:42:54,125 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--atheros--atlx--atl1.ko-entry_point.cil.out.i[198904,198917] [2021-11-17 00:42:55,798 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 00:42:55,897 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 00:42:56,007 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-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--atheros--atlx--atl1.ko-entry_point.cil.out.i[198904,198917] [2021-11-17 00:42:56,248 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 00:42:56,448 INFO L208 MainTranslator]: Completed translation [2021-11-17 00:42:56,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56 WrapperNode [2021-11-17 00:42:56,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 00:42:56,452 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 00:42:56,452 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 00:42:56,453 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 00:42:56,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:56,588 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:56,869 INFO L137 Inliner]: procedures = 398, calls = 3556, calls flagged for inlining = 231, calls inlined = 208, statements flattened = 8341 [2021-11-17 00:42:56,870 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 00:42:56,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 00:42:56,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 00:42:56,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 00:42:56,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:56,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:56,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:56,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:57,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:57,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:57,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:57,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 00:42:57,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 00:42:57,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 00:42:57,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 00:42:57,152 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (1/1) ... [2021-11-17 00:42:57,158 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 00:42:57,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 00:42:57,180 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 00:42:57,185 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 00:42:57,213 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-17 00:42:57,214 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-17 00:42:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-17 00:42:57,214 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-17 00:42:57,214 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-17 00:42:57,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-17 00:42:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-17 00:42:57,215 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-17 00:42:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 00:42:57,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 00:42:57,215 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-17 00:42:57,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-17 00:42:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-17 00:42:57,216 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-17 00:42:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-17 00:42:57,216 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-17 00:42:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-17 00:42:57,216 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-17 00:42:57,216 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-11-17 00:42:57,217 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-11-17 00:42:57,217 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_sched_rings_clean [2021-11-17 00:42:57,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_sched_rings_clean [2021-11-17 00:42:57,217 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_check_link [2021-11-17 00:42:57,217 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_check_link [2021-11-17 00:42:57,217 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite8 [2021-11-17 00:42:57,217 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite8 [2021-11-17 00:42:57,218 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-17 00:42:57,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-17 00:42:57,218 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-17 00:42:57,218 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-17 00:42:57,218 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2021-11-17 00:42:57,218 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2021-11-17 00:42:57,218 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_init_hw [2021-11-17 00:42:57,218 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_init_hw [2021-11-17 00:42:57,219 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-17 00:42:57,219 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-17 00:42:57,219 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-17 00:42:57,219 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-17 00:42:57,219 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-17 00:42:57,219 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-17 00:42:57,219 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-17 00:42:57,220 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-17 00:42:57,220 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-17 00:42:57,220 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-17 00:42:57,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-17 00:42:57,220 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_irq_disable [2021-11-17 00:42:57,220 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_irq_disable [2021-11-17 00:42:57,220 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-17 00:42:57,221 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-17 00:42:57,221 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_up [2021-11-17 00:42:57,221 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_up [2021-11-17 00:42:57,221 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-17 00:42:57,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-17 00:42:57,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 00:42:57,221 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-17 00:42:57,222 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-17 00:42:57,222 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 00:42:57,222 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 00:42:57,222 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-17 00:42:57,222 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-17 00:42:57,222 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_write_phy_reg [2021-11-17 00:42:57,222 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_write_phy_reg [2021-11-17 00:42:57,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 00:42:57,223 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-17 00:42:57,223 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-17 00:42:57,223 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-17 00:42:57,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-17 00:42:57,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 00:42:57,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 00:42:57,224 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-17 00:42:57,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-17 00:42:57,224 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-17 00:42:57,224 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-17 00:42:57,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 00:42:57,224 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 00:42:57,224 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_resume [2021-11-17 00:42:57,224 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_resume [2021-11-17 00:42:57,225 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-17 00:42:57,225 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-17 00:42:57,225 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_imr_set [2021-11-17 00:42:57,225 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_imr_set [2021-11-17 00:42:57,225 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_remove [2021-11-17 00:42:57,225 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_remove [2021-11-17 00:42:57,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-17 00:42:57,226 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-17 00:42:57,226 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_reset [2021-11-17 00:42:57,226 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_reset [2021-11-17 00:42:57,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 00:42:57,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 00:42:57,226 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-17 00:42:57,226 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-17 00:42:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-17 00:42:57,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-17 00:42:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 00:42:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_free_ring_resources [2021-11-17 00:42:57,227 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_free_ring_resources [2021-11-17 00:42:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-11-17 00:42:57,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-11-17 00:42:57,227 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_get_speed_and_duplex [2021-11-17 00:42:57,228 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_get_speed_and_duplex [2021-11-17 00:42:57,228 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-17 00:42:57,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-17 00:42:57,228 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 00:42:57,228 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 00:42:57,228 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_down [2021-11-17 00:42:57,228 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_down [2021-11-17 00:42:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure __atlx_vlan_mode [2021-11-17 00:42:57,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __atlx_vlan_mode [2021-11-17 00:42:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-17 00:42:57,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-17 00:42:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-17 00:42:57,229 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-17 00:42:57,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 00:42:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 00:42:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-17 00:42:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-17 00:42:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-17 00:42:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-17 00:42:57,230 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-17 00:42:57,230 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-17 00:42:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 00:42:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 00:42:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 00:42:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 00:42:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2021-11-17 00:42:57,231 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2021-11-17 00:42:57,231 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-17 00:42:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-17 00:42:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_ioctl [2021-11-17 00:42:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_ioctl [2021-11-17 00:42:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_change_mtu [2021-11-17 00:42:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_change_mtu [2021-11-17 00:42:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_tx_timeout [2021-11-17 00:42:57,232 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_tx_timeout [2021-11-17 00:42:57,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 00:42:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 00:42:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-17 00:42:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-17 00:42:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_poll_controller [2021-11-17 00:42:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_poll_controller [2021-11-17 00:42:57,233 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 00:42:57,233 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 00:42:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 00:42:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 00:42:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 00:42:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 00:42:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-17 00:42:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-17 00:42:57,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2021-11-17 00:42:57,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2021-11-17 00:42:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 00:42:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 00:42:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 00:42:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_reset_hw [2021-11-17 00:42:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_reset_hw [2021-11-17 00:42:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-17 00:42:57,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-17 00:42:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 00:42:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-17 00:42:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-17 00:42:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 00:42:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_set_multi [2021-11-17 00:42:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_set_multi [2021-11-17 00:42:57,236 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_fix_features [2021-11-17 00:42:57,236 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_fix_features [2021-11-17 00:42:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-17 00:42:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-17 00:42:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-17 00:42:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-17 00:42:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-17 00:42:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-17 00:42:57,237 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-17 00:42:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-17 00:42:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 00:42:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 00:42:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_vlan_mode [2021-11-17 00:42:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_vlan_mode [2021-11-17 00:42:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_set_mac_addr [2021-11-17 00:42:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_set_mac_addr [2021-11-17 00:42:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 00:42:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 00:42:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-11-17 00:42:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-11-17 00:42:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-11-17 00:42:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-11-17 00:42:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 00:42:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 00:42:57,239 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2021-11-17 00:42:57,239 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2021-11-17 00:42:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_clean_rx_ring [2021-11-17 00:42:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_clean_rx_ring [2021-11-17 00:42:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-17 00:42:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-17 00:42:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 00:42:57,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 00:42:57,240 INFO L130 BoogieDeclarations]: Found specification of procedure atlx_set_features [2021-11-17 00:42:57,241 INFO L138 BoogieDeclarations]: Found implementation of procedure atlx_set_features [2021-11-17 00:42:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 00:42:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 00:42:57,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 00:42:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-17 00:42:57,241 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-17 00:42:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-17 00:42:57,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-17 00:42:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_set_mac [2021-11-17 00:42:57,242 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_set_mac [2021-11-17 00:42:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_suspend [2021-11-17 00:42:57,242 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_suspend [2021-11-17 00:42:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_clean_tx_ring [2021-11-17 00:42:57,242 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_clean_tx_ring [2021-11-17 00:42:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-17 00:42:57,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-17 00:42:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_phy_setup_autoneg_adv [2021-11-17 00:42:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_phy_setup_autoneg_adv [2021-11-17 00:42:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2021-11-17 00:42:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2021-11-17 00:42:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_intr [2021-11-17 00:42:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_intr [2021-11-17 00:42:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-17 00:42:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-17 00:42:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_read_phy_reg [2021-11-17 00:42:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_read_phy_reg [2021-11-17 00:42:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-17 00:42:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-17 00:42:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-17 00:42:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-17 00:42:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-17 00:42:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-17 00:42:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_setup_ring_resources [2021-11-17 00:42:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_setup_ring_resources [2021-11-17 00:42:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 00:42:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure atl1_alloc_rx_buffers [2021-11-17 00:42:57,245 INFO L138 BoogieDeclarations]: Found implementation of procedure atl1_alloc_rx_buffers [2021-11-17 00:42:58,203 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 00:42:58,206 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 00:42:58,308 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 00:51:16,333 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 00:51:16,370 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 00:51:16,376 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-17 00:51:16,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 12:51:16 BoogieIcfgContainer [2021-11-17 00:51:16,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 00:51:16,385 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 00:51:16,385 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 00:51:16,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 00:51:16,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 12:42:52" (1/3) ... [2021-11-17 00:51:16,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3854b621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 12:51:16, skipping insertion in model container [2021-11-17 00:51:16,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:42:56" (2/3) ... [2021-11-17 00:51:16,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3854b621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 12:51:16, skipping insertion in model container [2021-11-17 00:51:16,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 12:51:16" (3/3) ... [2021-11-17 00:51:16,392 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--atheros--atlx--atl1.ko-entry_point.cil.out.i [2021-11-17 00:51:16,402 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 00:51:16,402 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 00:51:16,461 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 00:51:16,469 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 00:51:16,470 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 00:51:16,526 INFO L276 IsEmpty]: Start isEmpty. Operand has 2423 states, 1757 states have (on average 1.3619806488332384) internal successors, (2393), 1790 states have internal predecessors, (2393), 557 states have call successors, (557), 108 states have call predecessors, (557), 107 states have return successors, (548), 544 states have call predecessors, (548), 548 states have call successors, (548) [2021-11-17 00:51:16,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-17 00:51:16,538 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 00:51:16,539 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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] [2021-11-17 00:51:16,539 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 00:51:16,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 00:51:16,544 INFO L85 PathProgramCache]: Analyzing trace with hash 188031268, now seen corresponding path program 1 times [2021-11-17 00:51:16,551 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 00:51:16,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144015306] [2021-11-17 00:51:16,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 00:51:16,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 00:51:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 00:51:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 00:51:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 00:51:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 00:51:17,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 00:51:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 00:51:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 00:51:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 00:51:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 00:51:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 00:51:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 00:51:17,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:17,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 00:51:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:51:18,013 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-17 00:51:18,014 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 00:51:18,014 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144015306] [2021-11-17 00:51:18,018 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144015306] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 00:51:18,018 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 00:51:18,019 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 00:51:18,020 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83390097] [2021-11-17 00:51:18,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 00:51:18,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 00:51:18,025 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 00:51:18,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 00:51:18,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 00:51:18,060 INFO L87 Difference]: Start difference. First operand has 2423 states, 1757 states have (on average 1.3619806488332384) internal successors, (2393), 1790 states have internal predecessors, (2393), 557 states have call successors, (557), 108 states have call predecessors, (557), 107 states have return successors, (548), 544 states have call predecessors, (548), 548 states have call successors, (548) Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2021-11-17 00:51:20,214 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 00:51:22,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:24,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:29,201 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:31,244 WARN L515 Checker$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 00:51:33,425 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:36,677 WARN L515 Checker$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 00:51:38,724 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:43,283 WARN L515 Checker$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 00:51:45,321 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:48,676 WARN L515 Checker$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 00:51:50,734 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:52,806 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:51:54,858 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:08,244 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:09,330 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:11,371 WARN L515 Checker$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 00:52:13,419 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 00:52:19,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 00:52:19,709 INFO L93 Difference]: Finished difference Result 7698 states and 11364 transitions. [2021-11-17 00:52:19,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 00:52:19,711 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 92 [2021-11-17 00:52:19,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 00:52:19,764 INFO L225 Difference]: With dead ends: 7698 [2021-11-17 00:52:19,764 INFO L226 Difference]: Without dead ends: 5242 [2021-11-17 00:52:19,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-17 00:52:19,786 INFO L933 BasicCegarLoop]: 3785 mSDtfsCounter, 5407 mSDsluCounter, 6099 mSDsCounter, 0 mSdLazyCounter, 3948 mSolverCounterSat, 3066 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5801 SdHoareTripleChecker+Valid, 9884 SdHoareTripleChecker+Invalid, 7030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3066 IncrementalHoareTripleChecker+Valid, 3948 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.6s IncrementalHoareTripleChecker+Time [2021-11-17 00:52:19,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5801 Valid, 9884 Invalid, 7030 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3066 Valid, 3948 Invalid, 16 Unknown, 0 Unchecked, 60.6s Time] [2021-11-17 00:52:19,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2021-11-17 00:52:20,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 4744. [2021-11-17 00:52:20,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4744 states, 3455 states have (on average 1.3539797395079596) internal successors, (4678), 3499 states have internal predecessors, (4678), 1076 states have call successors, (1076), 213 states have call predecessors, (1076), 212 states have return successors, (1075), 1067 states have call predecessors, (1075), 1075 states have call successors, (1075) [2021-11-17 00:52:20,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4744 states to 4744 states and 6829 transitions. [2021-11-17 00:52:20,153 INFO L78 Accepts]: Start accepts. Automaton has 4744 states and 6829 transitions. Word has length 92 [2021-11-17 00:52:20,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 00:52:20,154 INFO L470 AbstractCegarLoop]: Abstraction has 4744 states and 6829 transitions. [2021-11-17 00:52:20,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2021-11-17 00:52:20,154 INFO L276 IsEmpty]: Start isEmpty. Operand 4744 states and 6829 transitions. [2021-11-17 00:52:20,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-17 00:52:20,159 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 00:52:20,160 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 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] [2021-11-17 00:52:20,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 00:52:20,160 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 00:52:20,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 00:52:20,161 INFO L85 PathProgramCache]: Analyzing trace with hash -756609439, now seen corresponding path program 1 times [2021-11-17 00:52:20,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 00:52:20,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382029228] [2021-11-17 00:52:20,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 00:52:20,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 00:52:20,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 00:52:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 00:52:21,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 00:52:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 00:52:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 00:52:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 00:52:21,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 00:52:21,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 00:52:21,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 00:52:21,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 00:52:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 00:52:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 00:52:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:52:21,320 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-17 00:52:21,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 00:52:21,321 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382029228] [2021-11-17 00:52:21,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382029228] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 00:52:21,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 00:52:21,321 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-17 00:52:21,321 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837936875] [2021-11-17 00:52:21,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 00:52:21,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-17 00:52:21,324 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 00:52:21,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-17 00:52:21,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-17 00:52:21,325 INFO L87 Difference]: Start difference. First operand 4744 states and 6829 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-17 00:52:23,448 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 00:52:25,775 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:30,899 WARN L515 Checker$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 00:52:32,942 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:37,646 WARN L515 Checker$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 00:52:39,701 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:42,604 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:43,828 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:47,229 WARN L515 Checker$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 00:52:49,279 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:54,009 WARN L515 Checker$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 00:52:56,062 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:52:58,123 WARN L515 Checker$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 00:53:00,164 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:08,767 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:10,801 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:12,847 WARN L515 Checker$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 00:53:14,894 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:18,182 WARN L515 Checker$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 00:53:20,613 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:22,660 WARN L515 Checker$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 00:53:26,496 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:28,540 WARN L515 Checker$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 00:53:30,578 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:33,932 WARN L515 Checker$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 00:53:35,980 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:38,042 WARN L515 Checker$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 00:53:40,080 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:42,161 WARN L515 Checker$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 00:53:44,208 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:53:49,629 WARN L515 Checker$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 00:53:51,664 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 00:53:59,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 00:53:59,872 INFO L93 Difference]: Finished difference Result 10447 states and 15371 transitions. [2021-11-17 00:53:59,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 00:53:59,873 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 94 [2021-11-17 00:53:59,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 00:53:59,955 INFO L225 Difference]: With dead ends: 10447 [2021-11-17 00:53:59,955 INFO L226 Difference]: Without dead ends: 10439 [2021-11-17 00:53:59,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-17 00:53:59,968 INFO L933 BasicCegarLoop]: 3815 mSDtfsCounter, 5391 mSDsluCounter, 13041 mSDsCounter, 0 mSdLazyCounter, 5607 mSolverCounterSat, 3016 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5796 SdHoareTripleChecker+Valid, 16856 SdHoareTripleChecker+Invalid, 8652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3016 IncrementalHoareTripleChecker+Valid, 5607 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 97.3s IncrementalHoareTripleChecker+Time [2021-11-17 00:53:59,968 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5796 Valid, 16856 Invalid, 8652 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3016 Valid, 5607 Invalid, 29 Unknown, 0 Unchecked, 97.3s Time] [2021-11-17 00:53:59,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10439 states. [2021-11-17 00:54:00,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10439 to 9469. [2021-11-17 00:54:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9469 states, 6895 states have (on average 1.354459753444525) internal successors, (9339), 6987 states have internal predecessors, (9339), 2143 states have call successors, (2143), 425 states have call predecessors, (2143), 430 states have return successors, (2218), 2128 states have call predecessors, (2218), 2142 states have call successors, (2218) [2021-11-17 00:54:00,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9469 states to 9469 states and 13700 transitions. [2021-11-17 00:54:00,398 INFO L78 Accepts]: Start accepts. Automaton has 9469 states and 13700 transitions. Word has length 94 [2021-11-17 00:54:00,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 00:54:00,399 INFO L470 AbstractCegarLoop]: Abstraction has 9469 states and 13700 transitions. [2021-11-17 00:54:00,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-17 00:54:00,400 INFO L276 IsEmpty]: Start isEmpty. Operand 9469 states and 13700 transitions. [2021-11-17 00:54:00,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-11-17 00:54:00,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 00:54:00,436 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:54:00,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 00:54:00,437 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 00:54:00,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 00:54:00,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1783924542, now seen corresponding path program 1 times [2021-11-17 00:54:00,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 00:54:00,438 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048775278] [2021-11-17 00:54:00,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 00:54:00,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 00:54:00,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 00:54:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 00:54:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 00:54:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 00:54:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 00:54:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 00:54:01,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 00:54:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 00:54:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 00:54:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 00:54:01,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 00:54:01,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 00:54:01,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 00:54:01,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-11-17 00:54:01,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:54:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-11-17 00:54:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 00:54:01,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:54:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 00:54:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:01,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 00:54:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:54:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:54:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 00:54:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 00:54:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:54:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:54:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:54:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 00:54:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-11-17 00:54:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:54:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:54:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 00:54:02,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 00:54:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-17 00:54:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-11-17 00:54:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 00:54:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-17 00:54:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 00:54:02,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 00:54:02,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:02,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-17 00:54:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-11-17 00:54:03,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 00:54:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:54:03,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 00:54:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-11-17 00:54:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-11-17 00:54:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-11-17 00:54:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-11-17 00:54:03,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:54:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:54:03,379 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2021-11-17 00:54:03,379 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 00:54:03,379 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048775278] [2021-11-17 00:54:03,379 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048775278] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 00:54:03,380 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 00:54:03,380 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-11-17 00:54:03,380 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226641486] [2021-11-17 00:54:03,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 00:54:03,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-17 00:54:03,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 00:54:03,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-17 00:54:03,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-11-17 00:54:03,384 INFO L87 Difference]: Start difference. First operand 9469 states and 13700 transitions. Second operand has 15 states, 14 states have (on average 13.5) internal successors, (189), 8 states have internal predecessors, (189), 3 states have call successors, (49), 7 states have call predecessors, (49), 3 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) [2021-11-17 00:54:05,528 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 00:54:07,895 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:54:10,254 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:54:19,714 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:54:28,936 WARN L515 Checker$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 00:54:30,972 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:54:33,018 WARN L515 Checker$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 00:54:39,188 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:54:41,774 WARN L515 Checker$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 00:54:43,792 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:54:45,828 WARN L515 Checker$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 00:55:07,668 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:09,714 WARN L515 Checker$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 00:55:11,764 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:17,521 WARN L515 Checker$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 00:55:19,610 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:21,677 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:27,971 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:30,001 WARN L515 Checker$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 00:55:32,036 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:41,350 WARN L515 Checker$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 00:55:43,401 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:45,465 WARN L515 Checker$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 00:55:47,522 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:55:49,561 WARN L515 Checker$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 00:55:51,591 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:56:06,395 WARN L515 Checker$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 00:56:07,808 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:56:09,854 WARN L515 Checker$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 00:56:11,905 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:56:13,930 WARN L515 Checker$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 00:56:17,919 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:56:19,954 WARN L515 Checker$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 00:56:21,994 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 00:56:35,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 00:56:35,598 INFO L93 Difference]: Finished difference Result 29287 states and 43018 transitions. [2021-11-17 00:56:35,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-17 00:56:35,599 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 13.5) internal successors, (189), 8 states have internal predecessors, (189), 3 states have call successors, (49), 7 states have call predecessors, (49), 3 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) Word has length 347 [2021-11-17 00:56:35,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 00:56:35,888 INFO L225 Difference]: With dead ends: 29287 [2021-11-17 00:56:35,889 INFO L226 Difference]: Without dead ends: 19847 [2021-11-17 00:56:35,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=299, Invalid=961, Unknown=0, NotChecked=0, Total=1260 [2021-11-17 00:56:35,950 INFO L933 BasicCegarLoop]: 3965 mSDtfsCounter, 4764 mSDsluCounter, 30722 mSDsCounter, 0 mSdLazyCounter, 14817 mSolverCounterSat, 2776 mSolverCounterUnsat, 32 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 139.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5225 SdHoareTripleChecker+Valid, 34687 SdHoareTripleChecker+Invalid, 17625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 2776 IncrementalHoareTripleChecker+Valid, 14817 IncrementalHoareTripleChecker+Invalid, 32 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 145.2s IncrementalHoareTripleChecker+Time [2021-11-17 00:56:35,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5225 Valid, 34687 Invalid, 17625 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [2776 Valid, 14817 Invalid, 32 Unknown, 0 Unchecked, 145.2s Time] [2021-11-17 00:56:35,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19847 states. [2021-11-17 00:56:36,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19847 to 17863. [2021-11-17 00:56:36,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17863 states, 12931 states have (on average 1.3449075864202304) internal successors, (17391), 13103 states have internal predecessors, (17391), 4071 states have call successors, (4071), 841 states have call predecessors, (4071), 860 states have return successors, (4218), 4046 states have call predecessors, (4218), 4070 states have call successors, (4218) [2021-11-17 00:56:36,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17863 states to 17863 states and 25680 transitions. [2021-11-17 00:56:36,878 INFO L78 Accepts]: Start accepts. Automaton has 17863 states and 25680 transitions. Word has length 347 [2021-11-17 00:56:36,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 00:56:36,881 INFO L470 AbstractCegarLoop]: Abstraction has 17863 states and 25680 transitions. [2021-11-17 00:56:36,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 13.5) internal successors, (189), 8 states have internal predecessors, (189), 3 states have call successors, (49), 7 states have call predecessors, (49), 3 states have return successors, (48), 4 states have call predecessors, (48), 3 states have call successors, (48) [2021-11-17 00:56:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 17863 states and 25680 transitions. [2021-11-17 00:56:36,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2021-11-17 00:56:36,944 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 00:56:36,945 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 6, 6, 6, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:56:36,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 00:56:36,945 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 00:56:36,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 00:56:36,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1030182095, now seen corresponding path program 1 times [2021-11-17 00:56:36,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 00:56:36,946 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54143880] [2021-11-17 00:56:36,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 00:56:36,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 00:56:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 00:56:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-11-17 00:56:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 00:56:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 00:56:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-11-17 00:56:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-11-17 00:56:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 00:56:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 00:56:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 00:56:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:37,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-17 00:56:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-17 00:56:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-17 00:56:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-17 00:56:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-11-17 00:56:38,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 00:56:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 00:56:38,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-17 00:56:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-11-17 00:56:38,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-11-17 00:56:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-11-17 00:56:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 00:56:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:56:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 00:56:38,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 00:56:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:56:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 00:56:38,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 00:56:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:56:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:56:38,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 00:56:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 00:56:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-11-17 00:56:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:56:38,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:56:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:56:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-11-17 00:56:38,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-17 00:56:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:56:38,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 00:56:38,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 00:56:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 00:56:38,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-17 00:56:38,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 00:56:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-17 00:56:38,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-17 00:56:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 00:56:38,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 00:56:38,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-11-17 00:56:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 00:56:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 00:56:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:56:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-11-17 00:56:38,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:38,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-17 00:56:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:39,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-11-17 00:56:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:39,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-11-17 00:56:39,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:39,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-11-17 00:56:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:39,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 00:56:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 00:56:39,031 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-17 00:56:39,031 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 00:56:39,031 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54143880] [2021-11-17 00:56:39,031 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54143880] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 00:56:39,032 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 00:56:39,032 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-17 00:56:39,032 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082089600] [2021-11-17 00:56:39,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 00:56:39,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-17 00:56:39,033 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 00:56:39,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-17 00:56:39,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-11-17 00:56:39,033 INFO L87 Difference]: Start difference. First operand 17863 states and 25680 transitions. Second operand has 9 states, 9 states have (on average 24.666666666666668) internal successors, (222), 4 states have internal predecessors, (222), 3 states have call successors, (57), 7 states have call predecessors, (57), 2 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2021-11-17 00:56:41,153 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 00:56:43,504 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 00:56:50,777 WARN L515 Checker$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 00:56:52,979 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 [] Killed by 15