./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.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 2528ab0154bfd45dbc6e33de3a31029199c439afce343ebf61a330fa9c381cd3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:30:33,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:30:33,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:30:33,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:30:33,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:30:33,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:30:33,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:30:33,638 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:30:33,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:30:33,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:30:33,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:30:33,649 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:30:33,649 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:30:33,652 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:30:33,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:30:33,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:30:33,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:30:33,657 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:30:33,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:30:33,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:30:33,670 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:30:33,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:30:33,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:30:33,674 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:30:33,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:30:33,681 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:30:33,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:30:33,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:30:33,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:30:33,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:30:33,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:30:33,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:30:33,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:30:33,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:30:33,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:30:33,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:30:33,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:30:33,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:30:33,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:30:33,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:30:33,692 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:30:33,696 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:30:33,737 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:30:33,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:30:33,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:30:33,739 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:30:33,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:30:33,740 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:30:33,741 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:30:33,741 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:30:33,741 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:30:33,741 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:30:33,742 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:30:33,742 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:30:33,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:30:33,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:30:33,743 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:30:33,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:30:33,743 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:30:33,744 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:30:33,744 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:30:33,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:30:33,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:30:33,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:30:33,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:30:33,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:30:33,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:30:33,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:30:33,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:30:33,745 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:30:33,746 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:30:33,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:30:33,746 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2528ab0154bfd45dbc6e33de3a31029199c439afce343ebf61a330fa9c381cd3 [2021-12-28 04:30:34,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:30:34,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:30:34,092 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:30:34,093 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:30:34,094 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:30:34,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i [2021-12-28 04:30:34,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52268297f/7f95fb9cebce4517989f02c162381dce/FLAGc517b7db5 [2021-12-28 04:30:34,939 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:30:34,940 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i [2021-12-28 04:30:34,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52268297f/7f95fb9cebce4517989f02c162381dce/FLAGc517b7db5 [2021-12-28 04:30:35,487 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52268297f/7f95fb9cebce4517989f02c162381dce [2021-12-28 04:30:35,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:30:35,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:30:35,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:30:35,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:30:35,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:30:35,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:30:35" (1/1) ... [2021-12-28 04:30:35,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56acbac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:35, skipping insertion in model container [2021-12-28 04:30:35,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:30:35" (1/1) ... [2021-12-28 04:30:35,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:30:35,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:30:37,636 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i[313663,313676] [2021-12-28 04:30:37,688 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:30:37,759 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:30:38,140 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i[313663,313676] [2021-12-28 04:30:38,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:30:38,316 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:30:38,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38 WrapperNode [2021-12-28 04:30:38,317 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:30:38,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:30:38,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:30:38,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:30:38,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,423 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,604 INFO L137 Inliner]: procedures = 323, calls = 2177, calls flagged for inlining = 155, calls inlined = 135, statements flattened = 4519 [2021-12-28 04:30:38,605 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:30:38,606 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:30:38,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:30:38,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:30:38,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:30:38,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:30:38,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:30:38,925 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:30:38,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (1/1) ... [2021-12-28 04:30:38,947 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:30:38,957 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:30:38,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 04:30:39,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 04:30:39,096 INFO L130 BoogieDeclarations]: Found specification of procedure drain_rx [2021-12-28 04:30:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_rx [2021-12-28 04:30:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-28 04:30:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2021-12-28 04:30:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2021-12-28 04:30:39,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2021-12-28 04:30:39,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2021-12-28 04:30:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:30:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_write [2021-12-28 04:30:39,099 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_write [2021-12-28 04:30:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:30:39,099 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 04:30:39,099 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 04:30:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:30:39,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:30:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_external [2021-12-28 04:30:39,100 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_external [2021-12-28 04:30:39,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:30:39,101 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:30:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-28 04:30:39,101 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-28 04:30:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_done [2021-12-28 04:30:39,101 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_done [2021-12-28 04:30:39,101 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 04:30:39,102 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 04:30:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 04:30:39,102 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 04:30:39,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-28 04:30:39,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-28 04:30:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure get_stats [2021-12-28 04:30:39,103 INFO L138 BoogieDeclarations]: Found implementation of procedure get_stats [2021-12-28 04:30:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:30:39,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:30:39,103 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_rx [2021-12-28 04:30:39,104 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_rx [2021-12-28 04:30:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-28 04:30:39,104 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-28 04:30:39,104 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-12-28 04:30:39,104 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-12-28 04:30:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 04:30:39,105 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 04:30:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:30:39,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:30:39,105 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_ring [2021-12-28 04:30:39,106 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_ring [2021-12-28 04:30:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-28 04:30:39,106 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-28 04:30:39,106 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-28 04:30:39,106 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-28 04:30:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-28 04:30:39,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-28 04:30:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 04:30:39,107 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 04:30:39,107 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-28 04:30:39,107 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-28 04:30:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 04:30:39,108 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 04:30:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_change_mtu [2021-12-28 04:30:39,109 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_change_mtu [2021-12-28 04:30:39,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 04:30:39,110 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 04:30:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:30:39,111 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:30:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure init_registers [2021-12-28 04:30:39,111 INFO L138 BoogieDeclarations]: Found implementation of procedure init_registers [2021-12-28 04:30:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-28 04:30:39,111 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-28 04:30:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 04:30:39,111 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 04:30:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-28 04:30:39,112 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-28 04:30:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-12-28 04:30:39,112 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-12-28 04:30:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:30:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure switch_port_internal [2021-12-28 04:30:39,113 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_port_internal [2021-12-28 04:30:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-28 04:30:39,113 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-28 04:30:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-28 04:30:39,113 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-28 04:30:39,113 INFO L130 BoogieDeclarations]: Found specification of procedure dump_ring [2021-12-28 04:30:39,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_ring [2021-12-28 04:30:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:30:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 04:30:39,114 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 04:30:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 04:30:39,114 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 04:30:39,114 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 04:30:39,114 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 04:30:39,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-28 04:30:39,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-28 04:30:39,115 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 04:30:39,116 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 04:30:39,116 INFO L130 BoogieDeclarations]: Found specification of procedure __set_rx_mode [2021-12-28 04:30:39,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_rx_mode [2021-12-28 04:30:39,116 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-28 04:30:39,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-28 04:30:39,117 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-12-28 04:30:39,117 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-12-28 04:30:39,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:30:39,117 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 04:30:39,118 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 04:30:39,119 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-12-28 04:30:39,119 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-12-28 04:30:39,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:30:39,119 INFO L130 BoogieDeclarations]: Found specification of procedure intr_handler [2021-12-28 04:30:39,119 INFO L138 BoogieDeclarations]: Found implementation of procedure intr_handler [2021-12-28 04:30:39,119 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2021-12-28 04:30:39,119 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2021-12-28 04:30:39,120 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 04:30:39,120 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 04:30:39,120 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 04:30:39,120 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 04:30:39,120 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 04:30:39,121 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 04:30:39,121 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_stop_rxtx [2021-12-28 04:30:39,121 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_stop_rxtx [2021-12-28 04:30:39,121 INFO L130 BoogieDeclarations]: Found specification of procedure __get_stats [2021-12-28 04:30:39,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_stats [2021-12-28 04:30:39,122 INFO L130 BoogieDeclarations]: Found specification of procedure ns_tx_timeout [2021-12-28 04:30:39,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_tx_timeout [2021-12-28 04:30:39,124 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2021-12-28 04:30:39,124 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2021-12-28 04:30:39,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:30:39,125 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-28 04:30:39,125 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-28 04:30:39,126 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 04:30:39,126 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 04:30:39,126 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_reset [2021-12-28 04:30:39,131 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_reset [2021-12-28 04:30:39,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:30:39,132 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2021-12-28 04:30:39,132 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2021-12-28 04:30:39,132 INFO L130 BoogieDeclarations]: Found specification of procedure drain_ring [2021-12-28 04:30:39,132 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_ring [2021-12-28 04:30:39,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:30:39,132 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_mode [2021-12-28 04:30:39,133 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_mode [2021-12-28 04:30:39,133 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 04:30:39,133 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 04:30:39,133 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 04:30:39,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 04:30:39,133 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-28 04:30:39,133 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-28 04:30:39,134 INFO L130 BoogieDeclarations]: Found specification of procedure move_int_phy [2021-12-28 04:30:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure move_int_phy [2021-12-28 04:30:39,134 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_ioctl [2021-12-28 04:30:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_ioctl [2021-12-28 04:30:39,134 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 04:30:39,134 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 04:30:39,134 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-28 04:30:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-28 04:30:39,135 INFO L130 BoogieDeclarations]: Found specification of procedure enable_wol_mode [2021-12-28 04:30:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_wol_mode [2021-12-28 04:30:39,135 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_resume [2021-12-28 04:30:39,135 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_resume [2021-12-28 04:30:39,136 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_remove1 [2021-12-28 04:30:39,136 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_remove1 [2021-12-28 04:30:39,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:30:39,136 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2021-12-28 04:30:39,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2021-12-28 04:30:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2021-12-28 04:30:39,137 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2021-12-28 04:30:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure init_ring [2021-12-28 04:30:39,137 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ring [2021-12-28 04:30:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-28 04:30:39,137 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-28 04:30:39,137 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-28 04:30:39,138 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-28 04:30:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:30:39,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:30:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:30:39,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:30:39,138 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_disable [2021-12-28 04:30:39,138 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_disable [2021-12-28 04:30:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-12-28 04:30:39,139 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-12-28 04:30:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:30:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2021-12-28 04:30:39,139 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2021-12-28 04:30:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:30:39,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:30:39,139 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2021-12-28 04:30:39,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2021-12-28 04:30:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:30:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure mii_getbit [2021-12-28 04:30:39,140 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_getbit [2021-12-28 04:30:39,140 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-28 04:30:39,141 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-28 04:30:39,141 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 04:30:39,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 04:30:39,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:30:39,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-28 04:30:39,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-28 04:30:39,142 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-12-28 04:30:39,142 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-12-28 04:30:39,142 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-28 04:30:39,142 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-28 04:30:39,142 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-28 04:30:39,142 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-28 04:30:39,142 INFO L130 BoogieDeclarations]: Found specification of procedure ns_ioaddr [2021-12-28 04:30:39,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_ioaddr [2021-12-28 04:30:39,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2021-12-28 04:30:39,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2021-12-28 04:30:39,143 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 04:30:39,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 04:30:39,143 INFO L130 BoogieDeclarations]: Found specification of procedure mii_send_bits [2021-12-28 04:30:39,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_send_bits [2021-12-28 04:30:39,143 INFO L130 BoogieDeclarations]: Found specification of procedure refill_rx [2021-12-28 04:30:39,144 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_rx [2021-12-28 04:30:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_poll_controller [2021-12-28 04:30:39,144 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_poll_controller [2021-12-28 04:30:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure check_link [2021-12-28 04:30:39,144 INFO L138 BoogieDeclarations]: Found implementation of procedure check_link [2021-12-28 04:30:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 04:30:39,144 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 04:30:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-12-28 04:30:39,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-12-28 04:30:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-28 04:30:39,145 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-28 04:30:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure drain_tx [2021-12-28 04:30:39,145 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_tx [2021-12-28 04:30:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure natsemi_irq_enable [2021-12-28 04:30:39,145 INFO L138 BoogieDeclarations]: Found implementation of procedure natsemi_irq_enable [2021-12-28 04:30:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 04:30:39,146 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 04:30:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-28 04:30:39,146 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-28 04:30:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-28 04:30:39,146 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-28 04:30:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure init_phy_fixup [2021-12-28 04:30:39,146 INFO L138 BoogieDeclarations]: Found implementation of procedure init_phy_fixup [2021-12-28 04:30:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:30:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure miiport_read [2021-12-28 04:30:39,147 INFO L138 BoogieDeclarations]: Found implementation of procedure miiport_read [2021-12-28 04:30:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-28 04:30:39,147 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-28 04:30:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-28 04:30:39,147 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-28 04:30:39,148 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2021-12-28 04:30:39,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2021-12-28 04:30:39,148 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_result [2021-12-28 04:30:39,148 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_result [2021-12-28 04:30:39,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:30:39,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:30:40,087 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:30:40,091 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:30:40,337 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:30:42,572 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:30:42,596 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:30:42,597 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:30:42,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:30:42 BoogieIcfgContainer [2021-12-28 04:30:42,605 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:30:42,606 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:30:42,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:30:42,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:30:42,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:30:35" (1/3) ... [2021-12-28 04:30:42,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2723c734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:30:42, skipping insertion in model container [2021-12-28 04:30:42,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:30:38" (2/3) ... [2021-12-28 04:30:42,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2723c734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:30:42, skipping insertion in model container [2021-12-28 04:30:42,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:30:42" (3/3) ... [2021-12-28 04:30:42,612 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--natsemi.ko-entry_point.cil.out.i [2021-12-28 04:30:42,616 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:30:42,616 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:30:42,670 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:30:42,677 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 04:30:42,677 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:30:42,745 INFO L276 IsEmpty]: Start isEmpty. Operand has 2169 states, 1403 states have (on average 1.31503920171062) internal successors, (1845), 1437 states have internal predecessors, (1845), 651 states have call successors, (651), 114 states have call predecessors, (651), 113 states have return successors, (643), 638 states have call predecessors, (643), 643 states have call successors, (643) [2021-12-28 04:30:42,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-12-28 04:30:42,773 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:30:42,774 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:30:42,775 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:30:42,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:30:42,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1802744873, now seen corresponding path program 1 times [2021-12-28 04:30:42,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:30:42,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016767271] [2021-12-28 04:30:42,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:30:42,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:30:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:30:43,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:30:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:30:43,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:30:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:30:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:30:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:30:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:30:43,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:30:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:30:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:30:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:30:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:30:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:30:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:43,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:30:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:44,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:44,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:30:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:44,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:44,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-28 04:30:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:44,040 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2021-12-28 04:30:44,041 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:30:44,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016767271] [2021-12-28 04:30:44,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016767271] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:30:44,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:30:44,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:30:44,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124996478] [2021-12-28 04:30:44,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:30:44,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:30:44,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:30:44,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:30:44,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:30:44,086 INFO L87 Difference]: Start difference. First operand has 2169 states, 1403 states have (on average 1.31503920171062) internal successors, (1845), 1437 states have internal predecessors, (1845), 651 states have call successors, (651), 114 states have call predecessors, (651), 113 states have return successors, (643), 638 states have call predecessors, (643), 643 states have call successors, (643) Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:30:48,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:30:48,710 INFO L93 Difference]: Finished difference Result 4538 states and 6661 transitions. [2021-12-28 04:30:48,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 04:30:48,712 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 256 [2021-12-28 04:30:48,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:30:48,742 INFO L225 Difference]: With dead ends: 4538 [2021-12-28 04:30:48,743 INFO L226 Difference]: Without dead ends: 2351 [2021-12-28 04:30:48,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:30:48,762 INFO L933 BasicCegarLoop]: 2849 mSDtfsCounter, 1385 mSDsluCounter, 2967 mSDsCounter, 0 mSdLazyCounter, 2680 mSolverCounterSat, 1831 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1415 SdHoareTripleChecker+Valid, 5816 SdHoareTripleChecker+Invalid, 4511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1831 IncrementalHoareTripleChecker+Valid, 2680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-12-28 04:30:48,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1415 Valid, 5816 Invalid, 4511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1831 Valid, 2680 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-12-28 04:30:48,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2351 states. [2021-12-28 04:30:48,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2351 to 2146. [2021-12-28 04:30:48,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2146 states, 1390 states have (on average 1.306474820143885) internal successors, (1816), 1414 states have internal predecessors, (1816), 643 states have call successors, (643), 113 states have call predecessors, (643), 112 states have return successors, (642), 637 states have call predecessors, (642), 642 states have call successors, (642) [2021-12-28 04:30:48,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 2146 states and 3101 transitions. [2021-12-28 04:30:48,960 INFO L78 Accepts]: Start accepts. Automaton has 2146 states and 3101 transitions. Word has length 256 [2021-12-28 04:30:48,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:30:48,961 INFO L470 AbstractCegarLoop]: Abstraction has 2146 states and 3101 transitions. [2021-12-28 04:30:48,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:30:48,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 3101 transitions. [2021-12-28 04:30:48,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-12-28 04:30:48,967 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:30:48,967 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:30:48,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:30:48,968 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:30:48,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:30:48,968 INFO L85 PathProgramCache]: Analyzing trace with hash 858816831, now seen corresponding path program 1 times [2021-12-28 04:30:48,969 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:30:48,969 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541441765] [2021-12-28 04:30:48,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:30:48,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:30:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:30:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:30:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:30:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:30:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:30:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:30:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:30:49,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:30:49,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:30:49,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:30:49,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:30:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:30:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:30:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:30:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:30:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:30:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-28 04:30:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:49,610 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 860 trivial. 0 not checked. [2021-12-28 04:30:49,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:30:49,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541441765] [2021-12-28 04:30:49,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541441765] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:30:49,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:30:49,612 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:30:49,612 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842420852] [2021-12-28 04:30:49,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:30:49,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:30:49,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:30:49,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:30:49,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:30:49,616 INFO L87 Difference]: Start difference. First operand 2146 states and 3101 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:30:56,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:30:56,797 INFO L93 Difference]: Finished difference Result 6444 states and 9361 transitions. [2021-12-28 04:30:56,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 04:30:56,797 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 256 [2021-12-28 04:30:56,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:30:56,831 INFO L225 Difference]: With dead ends: 6444 [2021-12-28 04:30:56,831 INFO L226 Difference]: Without dead ends: 4338 [2021-12-28 04:30:56,843 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-28 04:30:56,848 INFO L933 BasicCegarLoop]: 3279 mSDtfsCounter, 5963 mSDsluCounter, 2735 mSDsCounter, 0 mSdLazyCounter, 3290 mSolverCounterSat, 5589 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6292 SdHoareTripleChecker+Valid, 6014 SdHoareTripleChecker+Invalid, 8879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5589 IncrementalHoareTripleChecker+Valid, 3290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-12-28 04:30:56,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6292 Valid, 6014 Invalid, 8879 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5589 Valid, 3290 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2021-12-28 04:30:56,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4338 states. [2021-12-28 04:30:57,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4338 to 3928. [2021-12-28 04:30:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 2533 states have (on average 1.3020134228187918) internal successors, (3298), 2580 states have internal predecessors, (3298), 1174 states have call successors, (1174), 221 states have call predecessors, (1174), 220 states have return successors, (1173), 1164 states have call predecessors, (1173), 1173 states have call successors, (1173) [2021-12-28 04:30:57,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 5645 transitions. [2021-12-28 04:30:57,122 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 5645 transitions. Word has length 256 [2021-12-28 04:30:57,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:30:57,124 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 5645 transitions. [2021-12-28 04:30:57,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-28 04:30:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 5645 transitions. [2021-12-28 04:30:57,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2021-12-28 04:30:57,136 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:30:57,137 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-12-28 04:30:57,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 04:30:57,138 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:30:57,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:30:57,138 INFO L85 PathProgramCache]: Analyzing trace with hash -136851509, now seen corresponding path program 1 times [2021-12-28 04:30:57,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:30:57,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463292731] [2021-12-28 04:30:57,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:30:57,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:30:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:30:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:30:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:30:57,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:30:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:30:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:30:57,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:30:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:30:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:30:57,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:30:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:30:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:30:57,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:30:57,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:30:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:30:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:30:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-28 04:30:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-28 04:30:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-28 04:30:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-28 04:30:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:30:57,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-12-28 04:30:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:30:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-12-28 04:30:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-28 04:30:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:30:57,967 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 895 trivial. 0 not checked. [2021-12-28 04:30:57,968 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:30:57,968 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463292731] [2021-12-28 04:30:57,968 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463292731] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:30:57,968 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:30:57,968 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-28 04:30:57,969 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157731750] [2021-12-28 04:30:57,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:30:57,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-28 04:30:57,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:30:57,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-28 04:30:57,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-12-28 04:30:57,971 INFO L87 Difference]: Start difference. First operand 3928 states and 5645 transitions. Second operand has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2021-12-28 04:31:17,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:31:17,478 INFO L93 Difference]: Finished difference Result 20707 states and 30021 transitions. [2021-12-28 04:31:17,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-12-28 04:31:17,479 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 330 [2021-12-28 04:31:17,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:31:17,593 INFO L225 Difference]: With dead ends: 20707 [2021-12-28 04:31:17,593 INFO L226 Difference]: Without dead ends: 16819 [2021-12-28 04:31:17,622 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=493, Unknown=0, NotChecked=0, Total=702 [2021-12-28 04:31:17,628 INFO L933 BasicCegarLoop]: 3579 mSDtfsCounter, 13054 mSDsluCounter, 7728 mSDsCounter, 0 mSdLazyCounter, 17410 mSolverCounterSat, 11173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14037 SdHoareTripleChecker+Valid, 11307 SdHoareTripleChecker+Invalid, 28583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11173 IncrementalHoareTripleChecker+Valid, 17410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2021-12-28 04:31:17,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14037 Valid, 11307 Invalid, 28583 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11173 Valid, 17410 Invalid, 0 Unknown, 0 Unchecked, 18.4s Time] [2021-12-28 04:31:17,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16819 states. [2021-12-28 04:31:18,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16819 to 15169. [2021-12-28 04:31:18,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15169 states, 9851 states have (on average 1.3037255101004974) internal successors, (12843), 10025 states have internal predecessors, (12843), 4442 states have call successors, (4442), 872 states have call predecessors, (4442), 875 states have return successors, (4485), 4417 states have call predecessors, (4485), 4441 states have call successors, (4485) [2021-12-28 04:31:18,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15169 states to 15169 states and 21770 transitions. [2021-12-28 04:31:18,435 INFO L78 Accepts]: Start accepts. Automaton has 15169 states and 21770 transitions. Word has length 330 [2021-12-28 04:31:18,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:31:18,436 INFO L470 AbstractCegarLoop]: Abstraction has 15169 states and 21770 transitions. [2021-12-28 04:31:18,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2021-12-28 04:31:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 15169 states and 21770 transitions. [2021-12-28 04:31:18,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-12-28 04:31:18,448 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:31:18,449 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-12-28 04:31:18,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 04:31:18,449 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:31:18,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:31:18,450 INFO L85 PathProgramCache]: Analyzing trace with hash -136346975, now seen corresponding path program 1 times [2021-12-28 04:31:18,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:31:18,450 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517794692] [2021-12-28 04:31:18,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:31:18,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:31:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:31:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:31:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:31:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:31:18,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:31:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:31:18,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:31:18,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:31:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:31:18,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:31:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:31:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:31:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:31:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:18,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:18,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:31:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:31:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:31:19,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-28 04:31:19,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-28 04:31:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-12-28 04:31:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:19,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-28 04:31:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2021-12-28 04:31:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-12-28 04:31:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-12-28 04:31:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:19,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1997 trivial. 0 not checked. [2021-12-28 04:31:19,163 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:31:19,163 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517794692] [2021-12-28 04:31:19,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1517794692] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:31:19,164 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:31:19,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-28 04:31:19,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880674124] [2021-12-28 04:31:19,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:31:19,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-28 04:31:19,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:31:19,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-28 04:31:19,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:31:19,165 INFO L87 Difference]: Start difference. First operand 15169 states and 21770 transitions. Second operand has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-28 04:31:24,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:31:24,398 INFO L93 Difference]: Finished difference Result 21112 states and 30139 transitions. [2021-12-28 04:31:24,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 04:31:24,399 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 369 [2021-12-28 04:31:24,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:31:24,514 INFO L225 Difference]: With dead ends: 21112 [2021-12-28 04:31:24,514 INFO L226 Difference]: Without dead ends: 21109 [2021-12-28 04:31:24,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-28 04:31:24,529 INFO L933 BasicCegarLoop]: 3080 mSDtfsCounter, 3481 mSDsluCounter, 2581 mSDsCounter, 0 mSdLazyCounter, 3329 mSolverCounterSat, 2772 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3731 SdHoareTripleChecker+Valid, 5661 SdHoareTripleChecker+Invalid, 6101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2772 IncrementalHoareTripleChecker+Valid, 3329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2021-12-28 04:31:24,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3731 Valid, 5661 Invalid, 6101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2772 Valid, 3329 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2021-12-28 04:31:24,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21109 states. [2021-12-28 04:31:25,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21109 to 18897. [2021-12-28 04:31:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18897 states, 12138 states have (on average 1.2828307793705718) internal successors, (15571), 12336 states have internal predecessors, (15571), 5530 states have call successors, (5530), 1225 states have call predecessors, (5530), 1228 states have return successors, (5573), 5505 states have call predecessors, (5573), 5529 states have call successors, (5573) [2021-12-28 04:31:25,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18897 states to 18897 states and 26674 transitions. [2021-12-28 04:31:25,393 INFO L78 Accepts]: Start accepts. Automaton has 18897 states and 26674 transitions. Word has length 369 [2021-12-28 04:31:25,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:31:25,396 INFO L470 AbstractCegarLoop]: Abstraction has 18897 states and 26674 transitions. [2021-12-28 04:31:25,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.166666666666666) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-28 04:31:25,397 INFO L276 IsEmpty]: Start isEmpty. Operand 18897 states and 26674 transitions. [2021-12-28 04:31:25,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-12-28 04:31:25,409 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:31:25,409 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2021-12-28 04:31:25,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-28 04:31:25,410 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:31:25,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:31:25,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1754384795, now seen corresponding path program 1 times [2021-12-28 04:31:25,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:31:25,411 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537705417] [2021-12-28 04:31:25,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:31:25,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:31:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:31:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:31:25,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:31:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:31:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:31:25,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:31:25,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:31:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:31:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:31:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 04:31:25,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:31:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:31:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 04:31:25,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:31:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 04:31:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:25,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 04:31:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:26,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:26,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 04:31:26,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:26,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:26,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:26,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-28 04:31:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:26,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:31:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:31:26,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265