./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.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-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.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 4230dcd825d3a8c4f2993182656471f5db1d08c7b5deb32f72a092968196ad9c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:57:18,588 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:57:18,590 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:57:18,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:57:18,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:57:18,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:57:18,618 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:57:18,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:57:18,625 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:57:18,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:57:18,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:57:18,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:57:18,630 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:57:18,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:57:18,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:57:18,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:57:18,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:57:18,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:57:18,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:57:18,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:57:18,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:57:18,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:57:18,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:57:18,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:57:18,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:57:18,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:57:18,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:57:18,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:57:18,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:57:18,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:57:18,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:57:18,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:57:18,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:57:18,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:57:18,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:57:18,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:57:18,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:57:18,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:57:18,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:57:18,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:57:18,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:57:18,672 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:57:18,694 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:57:18,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:57:18,697 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:57:18,697 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:57:18,698 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:57:18,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:57:18,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:57:18,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:57:18,699 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:57:18,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:57:18,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:57:18,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:57:18,701 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:57:18,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:57:18,701 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:57:18,701 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:57:18,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:57:18,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:57:18,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:57:18,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:57:18,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:57:18,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:57:18,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:57:18,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:57:18,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:57:18,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:57:18,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:57:18,711 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:57:18,711 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:57:18,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:57:18,711 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4230dcd825d3a8c4f2993182656471f5db1d08c7b5deb32f72a092968196ad9c [2021-12-28 04:57:19,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:57:19,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:57:19,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:57:19,048 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:57:19,049 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:57:19,050 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2021-12-28 04:57:19,108 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b50f4d4/0dff2406245f486ab9386b885d29a761/FLAG2010cea6c [2021-12-28 04:57:19,825 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:57:19,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2021-12-28 04:57:19,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b50f4d4/0dff2406245f486ab9386b885d29a761/FLAG2010cea6c [2021-12-28 04:57:19,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b50f4d4/0dff2406245f486ab9386b885d29a761 [2021-12-28 04:57:19,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:57:19,914 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:57:19,914 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:57:19,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:57:19,917 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:57:19,918 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:57:19" (1/1) ... [2021-12-28 04:57:19,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3817328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:19, skipping insertion in model container [2021-12-28 04:57:19,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:57:19" (1/1) ... [2021-12-28 04:57:19,924 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:57:20,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:57:21,470 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[256140,256153] [2021-12-28 04:57:21,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:57:21,542 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:57:21,833 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i[256140,256153] [2021-12-28 04:57:21,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:57:21,942 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:57:21,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21 WrapperNode [2021-12-28 04:57:21,943 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:57:21,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:57:21,945 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:57:21,945 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:57:21,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,038 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,185 INFO L137 Inliner]: procedures = 287, calls = 1398, calls flagged for inlining = 167, calls inlined = 163, statements flattened = 3687 [2021-12-28 04:57:22,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:57:22,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:57:22,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:57:22,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:57:22,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,220 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:57:22,380 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:57:22,381 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:57:22,381 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:57:22,382 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (1/1) ... [2021-12-28 04:57:22,388 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:57:22,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:57:22,411 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 04:57:22,451 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 04:57:22,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:57:22,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:57:22,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:57:22,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:57:22,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:57:22,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:57:22,491 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-28 04:57:22,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-28 04:57:22,491 INFO L130 BoogieDeclarations]: Found specification of procedure spi_sync [2021-12-28 04:57:22,491 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_sync [2021-12-28 04:57:22,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:57:22,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:57:22,491 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open_clean [2021-12-28 04:57:22,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open_clean [2021-12-28 04:57:22,492 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 04:57:22,492 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 04:57:22,492 INFO L130 BoogieDeclarations]: Found specification of procedure devm_regulator_get [2021-12-28 04:57:22,492 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_regulator_get [2021-12-28 04:57:22,492 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:57:22,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:57:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_spi_trans [2021-12-28 04:57:22,493 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_spi_trans [2021-12-28 04:57:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-12-28 04:57:22,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-12-28 04:57:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_read_reg [2021-12-28 04:57:22,493 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_read_reg [2021-12-28 04:57:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:57:22,494 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-28 04:57:22,494 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-28 04:57:22,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:57:22,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 04:57:22,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 04:57:22,494 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_stop [2021-12-28 04:57:22,494 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_stop [2021-12-28 04:57:22,495 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_bits [2021-12-28 04:57:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_bits [2021-12-28 04:57:22,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 04:57:22,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 04:57:22,495 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx_ni [2021-12-28 04:57:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx_ni [2021-12-28 04:57:22,496 INFO L130 BoogieDeclarations]: Found specification of procedure can_led_event [2021-12-28 04:57:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure can_led_event [2021-12-28 04:57:22,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:57:22,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:57:22,496 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_add_tail [2021-12-28 04:57:22,496 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_add_tail [2021-12-28 04:57:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-12-28 04:57:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-12-28 04:57:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 04:57:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 04:57:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 04:57:22,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 04:57:22,497 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 04:57:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 04:57:22,498 INFO L130 BoogieDeclarations]: Found specification of procedure to_spi_device [2021-12-28 04:57:22,498 INFO L138 BoogieDeclarations]: Found implementation of procedure to_spi_device [2021-12-28 04:57:22,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 04:57:22,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 04:57:22,499 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-28 04:57:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-28 04:57:22,500 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2021-12-28 04:57:22,500 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2021-12-28 04:57:22,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-28 04:57:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-28 04:57:22,501 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-28 04:57:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-28 04:57:22,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:57:22,501 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_set_normal_mode [2021-12-28 04:57:22,501 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_set_normal_mode [2021-12-28 04:57:22,501 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 04:57:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 04:57:22,502 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_remove [2021-12-28 04:57:22,502 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_remove [2021-12-28 04:57:22,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:57:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 04:57:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 04:57:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_error_skb [2021-12-28 04:57:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_error_skb [2021-12-28 04:57:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_sleep [2021-12-28 04:57:22,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_sleep [2021-12-28 04:57:22,503 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-28 04:57:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-28 04:57:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:57:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_clean [2021-12-28 04:57:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_clean [2021-12-28 04:57:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_disable [2021-12-28 04:57:22,504 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_disable [2021-12-28 04:57:22,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 04:57:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 04:57:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-12-28 04:57:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-12-28 04:57:22,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 04:57:22,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 04:57:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_power_enable [2021-12-28 04:57:22,506 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_power_enable [2021-12-28 04:57:22,506 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_suspend [2021-12-28 04:57:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_suspend [2021-12-28 04:57:22,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:57:22,507 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_open [2021-12-28 04:57:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_open [2021-12-28 04:57:22,507 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_probe [2021-12-28 04:57:22,507 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_probe [2021-12-28 04:57:22,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:57:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:57:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_can_resume [2021-12-28 04:57:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_can_resume [2021-12-28 04:57:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:57:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_reset [2021-12-28 04:57:22,508 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_reset [2021-12-28 04:57:22,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:57:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 04:57:22,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 04:57:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 04:57:22,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 04:57:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:57:22,509 INFO L130 BoogieDeclarations]: Found specification of procedure spi_message_init [2021-12-28 04:57:22,510 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_message_init [2021-12-28 04:57:22,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:57:22,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:57:22,511 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:57:22,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 04:57:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure spi_get_drvdata [2021-12-28 04:57:22,513 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_get_drvdata [2021-12-28 04:57:22,513 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-28 04:57:22,514 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-28 04:57:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_setup [2021-12-28 04:57:22,515 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_setup [2021-12-28 04:57:22,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 04:57:22,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 04:57:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-12-28 04:57:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-12-28 04:57:22,521 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-28 04:57:22,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-28 04:57:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:57:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:57:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_hw_rx [2021-12-28 04:57:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_hw_rx [2021-12-28 04:57:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_is_2510 [2021-12-28 04:57:22,522 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_is_2510 [2021-12-28 04:57:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:57:22,522 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2021-12-28 04:57:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2021-12-28 04:57:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure mcp251x_write_reg [2021-12-28 04:57:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure mcp251x_write_reg [2021-12-28 04:57:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-12-28 04:57:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-12-28 04:57:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 04:57:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 04:57:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:57:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:57:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-28 04:57:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-28 04:57:23,186 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:57:23,189 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:57:23,551 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:58:00,097 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:58:00,110 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:58:00,110 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 04:58:00,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:58:00 BoogieIcfgContainer [2021-12-28 04:58:00,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:58:00,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:58:00,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:58:00,116 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:58:00,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:57:19" (1/3) ... [2021-12-28 04:58:00,117 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad7fa5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:58:00, skipping insertion in model container [2021-12-28 04:58:00,117 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:57:21" (2/3) ... [2021-12-28 04:58:00,118 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ad7fa5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:58:00, skipping insertion in model container [2021-12-28 04:58:00,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:58:00" (3/3) ... [2021-12-28 04:58:00,119 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-can-mcp251x.cil.i [2021-12-28 04:58:00,123 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:58:00,123 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:58:00,163 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:58:00,168 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 04:58:00,169 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:58:00,199 INFO L276 IsEmpty]: Start isEmpty. Operand has 1214 states, 825 states have (on average 1.2484848484848485) internal successors, (1030), 862 states have internal predecessors, (1030), 320 states have call successors, (320), 68 states have call predecessors, (320), 67 states have return successors, (313), 306 states have call predecessors, (313), 313 states have call successors, (313) [2021-12-28 04:58:00,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-28 04:58:00,205 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:58:00,205 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:58:00,206 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:58:00,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:58:00,210 INFO L85 PathProgramCache]: Analyzing trace with hash 2078228441, now seen corresponding path program 1 times [2021-12-28 04:58:00,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:58:00,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464005892] [2021-12-28 04:58:00,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:58:00,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:58:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:01,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-28 04:58:01,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:01,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-28 04:58:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:01,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 04:58:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:01,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:01,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:01,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 04:58:01,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:01,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 04:58:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:01,197 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-28 04:58:01,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:58:01,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464005892] [2021-12-28 04:58:01,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464005892] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:58:01,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:58:01,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:58:01,200 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645361252] [2021-12-28 04:58:01,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:58:01,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:58:01,205 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:58:01,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:58:01,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:58:01,230 INFO L87 Difference]: Start difference. First operand has 1214 states, 825 states have (on average 1.2484848484848485) internal successors, (1030), 862 states have internal predecessors, (1030), 320 states have call successors, (320), 68 states have call predecessors, (320), 67 states have return successors, (313), 306 states have call predecessors, (313), 313 states have call successors, (313) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-28 04:58:01,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:58:01,694 INFO L93 Difference]: Finished difference Result 3598 states and 5032 transitions. [2021-12-28 04:58:01,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-28 04:58:01,697 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 48 [2021-12-28 04:58:01,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:58:01,734 INFO L225 Difference]: With dead ends: 3598 [2021-12-28 04:58:01,735 INFO L226 Difference]: Without dead ends: 2381 [2021-12-28 04:58:01,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-28 04:58:01,753 INFO L933 BasicCegarLoop]: 2213 mSDtfsCounter, 1664 mSDsluCounter, 6073 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 8286 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-28 04:58:01,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1666 Valid, 8286 Invalid, 14 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-28 04:58:01,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2381 states. [2021-12-28 04:58:01,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2381 to 2379. [2021-12-28 04:58:01,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2379 states, 1626 states have (on average 1.2404674046740467) internal successors, (2017), 1688 states have internal predecessors, (2017), 620 states have call successors, (620), 135 states have call predecessors, (620), 132 states have return successors, (656), 600 states have call predecessors, (656), 614 states have call successors, (656) [2021-12-28 04:58:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 2379 states and 3293 transitions. [2021-12-28 04:58:01,967 INFO L78 Accepts]: Start accepts. Automaton has 2379 states and 3293 transitions. Word has length 48 [2021-12-28 04:58:01,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:58:01,968 INFO L470 AbstractCegarLoop]: Abstraction has 2379 states and 3293 transitions. [2021-12-28 04:58:01,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-28 04:58:01,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 3293 transitions. [2021-12-28 04:58:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-12-28 04:58:01,971 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:58:01,971 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2021-12-28 04:58:01,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:58:01,972 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:58:01,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:58:01,973 INFO L85 PathProgramCache]: Analyzing trace with hash -2117875097, now seen corresponding path program 1 times [2021-12-28 04:58:01,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:58:01,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [38964765] [2021-12-28 04:58:01,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:58:01,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:58:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-28 04:58:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-28 04:58:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 04:58:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:02,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 04:58:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 04:58:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-28 04:58:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:02,600 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-28 04:58:02,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:58:02,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [38964765] [2021-12-28 04:58:02,601 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [38964765] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:58:02,601 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:58:02,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:58:02,601 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401410313] [2021-12-28 04:58:02,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:58:02,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:58:02,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:58:02,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:58:02,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:58:02,604 INFO L87 Difference]: Start difference. First operand 2379 states and 3293 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-28 04:58:02,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:58:02,804 INFO L93 Difference]: Finished difference Result 2385 states and 3298 transitions. [2021-12-28 04:58:02,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-28 04:58:02,804 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 53 [2021-12-28 04:58:02,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:58:02,818 INFO L225 Difference]: With dead ends: 2385 [2021-12-28 04:58:02,818 INFO L226 Difference]: Without dead ends: 2352 [2021-12-28 04:58:02,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-28 04:58:02,821 INFO L933 BasicCegarLoop]: 1640 mSDtfsCounter, 1620 mSDsluCounter, 3271 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1620 SdHoareTripleChecker+Valid, 4911 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-28 04:58:02,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1620 Valid, 4911 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-28 04:58:02,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2352 states. [2021-12-28 04:58:02,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2352 to 2352. [2021-12-28 04:58:02,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2352 states, 1607 states have (on average 1.24019912881145) internal successors, (1993), 1667 states have internal predecessors, (1993), 614 states have call successors, (614), 132 states have call predecessors, (614), 130 states have return successors, (653), 597 states have call predecessors, (653), 611 states have call successors, (653) [2021-12-28 04:58:02,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 2352 states and 3260 transitions. [2021-12-28 04:58:02,911 INFO L78 Accepts]: Start accepts. Automaton has 2352 states and 3260 transitions. Word has length 53 [2021-12-28 04:58:02,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:58:02,911 INFO L470 AbstractCegarLoop]: Abstraction has 2352 states and 3260 transitions. [2021-12-28 04:58:02,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-28 04:58:02,912 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 3260 transitions. [2021-12-28 04:58:02,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-12-28 04:58:02,923 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:58:02,923 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:58:02,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 04:58:02,924 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:58:02,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:58:02,924 INFO L85 PathProgramCache]: Analyzing trace with hash 404406822, now seen corresponding path program 1 times [2021-12-28 04:58:02,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:58:02,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125628770] [2021-12-28 04:58:02,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:58:02,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:58:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-28 04:58:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-28 04:58:03,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 04:58:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 04:58:03,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 04:58:03,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-28 04:58:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-28 04:58:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:58:03,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 04:58:03,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 04:58:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-28 04:58:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:58:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 04:58:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-28 04:58:03,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-28 04:58:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:58:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 04:58:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-28 04:58:03,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-28 04:58:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 04:58:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 04:58:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-28 04:58:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-28 04:58:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-28 04:58:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:03,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-28 04:58:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-28 04:58:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-12-28 04:58:04,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:04,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-28 04:58:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-28 04:58:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-28 04:58:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-28 04:58:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:04,122 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-12-28 04:58:04,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:58:04,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125628770] [2021-12-28 04:58:04,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125628770] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:58:04,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:58:04,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-12-28 04:58:04,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329171895] [2021-12-28 04:58:04,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:58:04,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-28 04:58:04,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:58:04,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-28 04:58:04,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-12-28 04:58:04,126 INFO L87 Difference]: Start difference. First operand 2352 states and 3260 transitions. Second operand has 10 states, 10 states have (on average 10.7) internal successors, (107), 6 states have internal predecessors, (107), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-28 04:58:06,179 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:58:23,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:58:23,016 INFO L93 Difference]: Finished difference Result 5032 states and 7182 transitions. [2021-12-28 04:58:23,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-28 04:58:23,017 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 6 states have internal predecessors, (107), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 265 [2021-12-28 04:58:23,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:58:23,036 INFO L225 Difference]: With dead ends: 5032 [2021-12-28 04:58:23,036 INFO L226 Difference]: Without dead ends: 2697 [2021-12-28 04:58:23,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2021-12-28 04:58:23,049 INFO L933 BasicCegarLoop]: 1685 mSDtfsCounter, 1482 mSDsluCounter, 6277 mSDsCounter, 0 mSdLazyCounter, 2911 mSolverCounterSat, 1298 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1572 SdHoareTripleChecker+Valid, 7962 SdHoareTripleChecker+Invalid, 4210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1298 IncrementalHoareTripleChecker+Valid, 2911 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2021-12-28 04:58:23,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1572 Valid, 7962 Invalid, 4210 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1298 Valid, 2911 Invalid, 1 Unknown, 0 Unchecked, 18.4s Time] [2021-12-28 04:58:23,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2697 states. [2021-12-28 04:58:23,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2697 to 2549. [2021-12-28 04:58:23,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2549 states, 1755 states have (on average 1.2444444444444445) internal successors, (2184), 1821 states have internal predecessors, (2184), 657 states have call successors, (657), 132 states have call predecessors, (657), 136 states have return successors, (752), 642 states have call predecessors, (752), 654 states have call successors, (752) [2021-12-28 04:58:23,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2549 states to 2549 states and 3593 transitions. [2021-12-28 04:58:23,242 INFO L78 Accepts]: Start accepts. Automaton has 2549 states and 3593 transitions. Word has length 265 [2021-12-28 04:58:23,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:58:23,244 INFO L470 AbstractCegarLoop]: Abstraction has 2549 states and 3593 transitions. [2021-12-28 04:58:23,245 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.7) internal successors, (107), 6 states have internal predecessors, (107), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-28 04:58:23,245 INFO L276 IsEmpty]: Start isEmpty. Operand 2549 states and 3593 transitions. [2021-12-28 04:58:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2021-12-28 04:58:23,256 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:58:23,257 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:58:23,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-28 04:58:23,257 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:58:23,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:58:23,260 INFO L85 PathProgramCache]: Analyzing trace with hash -2073343996, now seen corresponding path program 1 times [2021-12-28 04:58:23,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:58:23,260 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048381567] [2021-12-28 04:58:23,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:58:23,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:58:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-28 04:58:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-28 04:58:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-28 04:58:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-28 04:58:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-28 04:58:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-28 04:58:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-28 04:58:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:58:23,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 04:58:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-28 04:58:23,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-28 04:58:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:58:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 04:58:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-28 04:58:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-28 04:58:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:58:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 04:58:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-28 04:58:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-28 04:58:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:23,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-28 04:58:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-28 04:58:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 04:58:23,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-28 04:58:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 04:58:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:58:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:58:23,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:23,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-28 04:58:23,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:58:24,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 04:58:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat