./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 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-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.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 a085124b4007f801fe01aa89940f8a8fd2be0f47b82fa59b5624e0bb2a9cdb0a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 14:53:24,616 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 14:53:24,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 14:53:24,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 14:53:24,645 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 14:53:24,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 14:53:24,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 14:53:24,655 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 14:53:24,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 14:53:24,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 14:53:24,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 14:53:24,664 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 14:53:24,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 14:53:24,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 14:53:24,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 14:53:24,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 14:53:24,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 14:53:24,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 14:53:24,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 14:53:24,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 14:53:24,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 14:53:24,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 14:53:24,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 14:53:24,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 14:53:24,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 14:53:24,689 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 14:53:24,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 14:53:24,691 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 14:53:24,691 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 14:53:24,692 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 14:53:24,692 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 14:53:24,693 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 14:53:24,694 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 14:53:24,695 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 14:53:24,696 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 14:53:24,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 14:53:24,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 14:53:24,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 14:53:24,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 14:53:24,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 14:53:24,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 14:53:24,699 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 14:53:24,730 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 14:53:24,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 14:53:24,731 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 14:53:24,731 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 14:53:24,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 14:53:24,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 14:53:24,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 14:53:24,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 14:53:24,733 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 14:53:24,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 14:53:24,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 14:53:24,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 14:53:24,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 14:53:24,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 14:53:24,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 14:53:24,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 14:53:24,735 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 14:53:24,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 14:53:24,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 14:53:24,735 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 14:53:24,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 14:53:24,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 14:53:24,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 14:53:24,736 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 14:53:24,736 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 14:53:24,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 14:53:24,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 14:53:24,737 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 14:53:24,738 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 14:53:24,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 14:53:24,738 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 14:53:24,738 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a085124b4007f801fe01aa89940f8a8fd2be0f47b82fa59b5624e0bb2a9cdb0a [2021-12-18 14:53:24,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 14:53:24,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 14:53:24,913 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 14:53:24,914 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 14:53:24,914 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 14:53:24,915 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2021-12-18 14:53:24,964 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28a76de41/e93317ae993148f4a50fd31b18d45daf/FLAG5555ad112 [2021-12-18 14:53:25,626 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 14:53:25,626 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2021-12-18 14:53:25,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28a76de41/e93317ae993148f4a50fd31b18d45daf/FLAG5555ad112 [2021-12-18 14:53:25,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28a76de41/e93317ae993148f4a50fd31b18d45daf [2021-12-18 14:53:25,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 14:53:25,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 14:53:25,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 14:53:26,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 14:53:26,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 14:53:26,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:53:25" (1/1) ... [2021-12-18 14:53:26,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77431780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:26, skipping insertion in model container [2021-12-18 14:53:26,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:53:25" (1/1) ... [2021-12-18 14:53:26,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 14:53:26,117 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 14:53:27,928 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-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i[338465,338478] [2021-12-18 14:53:27,956 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 14:53:27,986 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 14:53:28,280 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-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i[338465,338478] [2021-12-18 14:53:28,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 14:53:28,426 INFO L208 MainTranslator]: Completed translation [2021-12-18 14:53:28,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28 WrapperNode [2021-12-18 14:53:28,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 14:53:28,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 14:53:28,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 14:53:28,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 14:53:28,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,654 INFO L137 Inliner]: procedures = 396, calls = 1842, calls flagged for inlining = 235, calls inlined = 222, statements flattened = 5330 [2021-12-18 14:53:28,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 14:53:28,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 14:53:28,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 14:53:28,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 14:53:28,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 14:53:28,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 14:53:28,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 14:53:28,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 14:53:28,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (1/1) ... [2021-12-18 14:53:28,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 14:53:28,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:53:28,899 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) [2021-12-18 14:53:28,907 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 [2021-12-18 14:53:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-18 14:53:28,927 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-18 14:53:28,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 14:53:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 14:53:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-18 14:53:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-18 14:53:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 14:53:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 14:53:28,928 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_read [2021-12-18 14:53:28,928 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_read [2021-12-18 14:53:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_resume [2021-12-18 14:53:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_resume [2021-12-18 14:53:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 14:53:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 14:53:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_probe [2021-12-18 14:53:28,929 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_probe [2021-12-18 14:53:28,929 INFO L130 BoogieDeclarations]: Found specification of procedure no_printk [2021-12-18 14:53:28,930 INFO L138 BoogieDeclarations]: Found implementation of procedure no_printk [2021-12-18 14:53:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 14:53:28,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-18 14:53:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 14:53:28,930 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 14:53:28,930 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 14:53:28,930 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 14:53:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 14:53:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 14:53:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-18 14:53:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-18 14:53:28,931 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 14:53:28,931 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 14:53:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_multicast_list [2021-12-18 14:53:28,932 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_multicast_list [2021-12-18 14:53:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_set_hw_mac_address [2021-12-18 14:53:28,932 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_set_hw_mac_address [2021-12-18 14:53:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2021-12-18 14:53:28,932 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2021-12-18 14:53:28,932 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-18 14:53:28,933 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-18 14:53:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 14:53:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-18 14:53:28,933 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-18 14:53:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_drv_remove [2021-12-18 14:53:28,933 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_drv_remove [2021-12-18 14:53:28,933 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_multicast_update [2021-12-18 14:53:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_multicast_update [2021-12-18 14:53:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 14:53:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 14:53:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 14:53:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-18 14:53:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-18 14:53:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 14:53:28,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 14:53:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo [2021-12-18 14:53:28,935 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo [2021-12-18 14:53:28,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 14:53:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-18 14:53:28,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-18 14:53:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_irqhandler [2021-12-18 14:53:28,937 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_irqhandler [2021-12-18 14:53:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 14:53:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 14:53:28,937 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 14:53:28,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-12-18 14:53:28,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-12-18 14:53:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-18 14:53:28,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-18 14:53:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_resources [2021-12-18 14:53:28,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_resources [2021-12-18 14:53:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_get_rxstatus [2021-12-18 14:53:28,938 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_get_rxstatus [2021-12-18 14:53:28,938 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read [2021-12-18 14:53:28,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read [2021-12-18 14:53:28,939 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_getregslen [2021-12-18 14:53:28,939 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_getregslen [2021-12-18 14:53:28,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 14:53:28,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 14:53:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-18 14:53:28,940 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-18 14:53:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-18 14:53:28,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-18 14:53:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 14:53:28,940 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 14:53:28,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 14:53:28,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 14:53:28,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-18 14:53:28,941 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-18 14:53:28,941 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-18 14:53:28,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 14:53:28,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 14:53:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mii_write [2021-12-18 14:53:28,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mii_write [2021-12-18 14:53:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_complete [2021-12-18 14:53:28,942 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_complete [2021-12-18 14:53:28,942 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-18 14:53:28,942 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-18 14:53:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 14:53:28,943 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 14:53:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-18 14:53:28,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-18 14:53:28,943 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32_rep [2021-12-18 14:53:28,944 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32_rep [2021-12-18 14:53:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-12-18 14:53:28,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-12-18 14:53:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource_byname [2021-12-18 14:53:28,944 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource_byname [2021-12-18 14:53:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-18 14:53:28,944 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-18 14:53:28,944 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 14:53:28,945 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 14:53:28,945 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-18 14:53:28,945 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-18 14:53:28,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 14:53:28,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 14:53:28,945 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-18 14:53:28,946 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-18 14:53:28,946 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-18 14:53:28,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-18 14:53:28,946 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_get_txstatus [2021-12-18 14:53:28,947 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_get_txstatus [2021-12-18 14:53:28,948 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-18 14:53:28,948 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-18 14:53:28,949 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-12-18 14:53:28,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-12-18 14:53:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 14:53:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 14:53:28,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 14:53:28,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 14:53:28,951 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo [2021-12-18 14:53:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo [2021-12-18 14:53:28,955 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_open [2021-12-18 14:53:28,955 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_open [2021-12-18 14:53:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-12-18 14:53:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-12-18 14:53:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_get_eeprom_len [2021-12-18 14:53:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_get_eeprom_len [2021-12-18 14:53:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_rx_readfifo_shift [2021-12-18 14:53:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_rx_readfifo_shift [2021-12-18 14:53:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_suspend [2021-12-18 14:53:28,956 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_suspend [2021-12-18 14:53:28,956 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_read_mac_address [2021-12-18 14:53:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_read_mac_address [2021-12-18 14:53:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_write [2021-12-18 14:53:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_write [2021-12-18 14:53:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2021-12-18 14:53:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2021-12-18 14:53:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 14:53:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 14:53:28,957 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-18 14:53:28,957 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-18 14:53:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2021-12-18 14:53:28,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2021-12-18 14:53:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write [2021-12-18 14:53:28,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write [2021-12-18 14:53:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 14:53:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 14:53:28,958 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 14:53:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 14:53:28,958 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_write [2021-12-18 14:53:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_write [2021-12-18 14:53:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_ethtool_nwayreset [2021-12-18 14:53:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_ethtool_nwayreset [2021-12-18 14:53:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_free_resources [2021-12-18 14:53:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_free_resources [2021-12-18 14:53:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_disable_irq_chip [2021-12-18 14:53:28,959 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_disable_irq_chip [2021-12-18 14:53:28,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 14:53:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-18 14:53:28,960 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-18 14:53:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_send_cmd [2021-12-18 14:53:28,960 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_send_cmd [2021-12-18 14:53:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 14:53:28,960 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 14:53:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_adjust_link [2021-12-18 14:53:28,960 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_adjust_link [2021-12-18 14:53:28,960 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_reg_read [2021-12-18 14:53:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_reg_read [2021-12-18 14:53:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-18 14:53:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-18 14:53:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-18 14:53:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-18 14:53:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_update_txcounters [2021-12-18 14:53:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_update_txcounters [2021-12-18 14:53:28,961 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_read_shift [2021-12-18 14:53:28,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_read_shift [2021-12-18 14:53:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-18 14:53:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-18 14:53:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure __smsc911x_reg_write_shift [2021-12-18 14:53:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __smsc911x_reg_write_shift [2021-12-18 14:53:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 14:53:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 14:53:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 14:53:28,962 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 14:53:28,962 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 14:53:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-12-18 14:53:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-18 14:53:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-18 14:53:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_phy_enable_external [2021-12-18 14:53:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_phy_enable_external [2021-12-18 14:53:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 14:53:28,963 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_mac_read [2021-12-18 14:53:28,963 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_mac_read [2021-12-18 14:53:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 14:53:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 14:53:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-18 14:53:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-18 14:53:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 14:53:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 14:53:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_soft_reset [2021-12-18 14:53:28,964 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_soft_reset [2021-12-18 14:53:28,964 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_eeprom_enable_access [2021-12-18 14:53:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_eeprom_enable_access [2021-12-18 14:53:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32_rep [2021-12-18 14:53:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32_rep [2021-12-18 14:53:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure spin_is_locked [2021-12-18 14:53:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_is_locked [2021-12-18 14:53:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_stop [2021-12-18 14:53:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_stop [2021-12-18 14:53:28,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-18 14:53:28,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-18 14:53:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure smsc911x_tx_writefifo_shift [2021-12-18 14:53:28,966 INFO L138 BoogieDeclarations]: Found implementation of procedure smsc911x_tx_writefifo_shift [2021-12-18 14:53:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-12-18 14:53:28,966 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-12-18 14:53:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-18 14:53:28,966 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-18 14:53:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 14:53:28,966 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-12-18 14:53:28,966 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-12-18 14:53:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-18 14:53:28,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-18 14:53:28,967 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-18 14:53:28,967 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-18 14:53:29,653 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 14:53:29,655 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 14:53:29,858 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 14:53:31,650 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 14:53:31,663 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 14:53:31,663 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-18 14:53:31,666 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:53:31 BoogieIcfgContainer [2021-12-18 14:53:31,666 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 14:53:31,668 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 14:53:31,668 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 14:53:31,670 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 14:53:31,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 02:53:25" (1/3) ... [2021-12-18 14:53:31,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d40b1e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:53:31, skipping insertion in model container [2021-12-18 14:53:31,671 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:53:28" (2/3) ... [2021-12-18 14:53:31,671 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d40b1e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 02:53:31, skipping insertion in model container [2021-12-18 14:53:31,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 02:53:31" (3/3) ... [2021-12-18 14:53:31,673 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2021-12-18 14:53:31,676 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 14:53:31,677 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 14:53:31,714 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 14:53:31,719 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 [2021-12-18 14:53:31,719 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 14:53:31,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 2255 states, 1457 states have (on average 1.2409059711736445) internal successors, (1808), 1510 states have internal predecessors, (1808), 691 states have call successors, (691), 108 states have call predecessors, (691), 107 states have return successors, (683), 670 states have call predecessors, (683), 683 states have call successors, (683) [2021-12-18 14:53:31,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-18 14:53:31,766 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:53:31,766 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] [2021-12-18 14:53:31,767 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] === [2021-12-18 14:53:31,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:53:31,770 INFO L85 PathProgramCache]: Analyzing trace with hash -1716660944, now seen corresponding path program 1 times [2021-12-18 14:53:31,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:53:31,777 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896985755] [2021-12-18 14:53:31,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:31,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:53:31,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:53:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:53:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:32,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:32,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:53:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:53:32,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-18 14:53:32,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:53:32,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896985755] [2021-12-18 14:53:32,267 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896985755] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:53:32,267 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:53:32,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 14:53:32,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570837773] [2021-12-18 14:53:32,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:53:32,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 14:53:32,271 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:53:32,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 14:53:32,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 14:53:32,295 INFO L87 Difference]: Start difference. First operand has 2255 states, 1457 states have (on average 1.2409059711736445) internal successors, (1808), 1510 states have internal predecessors, (1808), 691 states have call successors, (691), 108 states have call predecessors, (691), 107 states have return successors, (683), 670 states have call predecessors, (683), 683 states have call successors, (683) 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) [2021-12-18 14:53:32,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:53:32,509 INFO L93 Difference]: Finished difference Result 4483 states and 6557 transitions. [2021-12-18 14:53:32,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 14:53:32,512 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 [2021-12-18 14:53:32,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:53:32,536 INFO L225 Difference]: With dead ends: 4483 [2021-12-18 14:53:32,537 INFO L226 Difference]: Without dead ends: 2235 [2021-12-18 14:53:32,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 14:53:32,558 INFO L933 BasicCegarLoop]: 3148 mSDtfsCounter, 3137 mSDsluCounter, 6293 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3139 SdHoareTripleChecker+Valid, 9441 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 14:53:32,559 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3139 Valid, 9441 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 14:53:32,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2235 states. [2021-12-18 14:53:32,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2235 to 2235. [2021-12-18 14:53:32,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2235 states, 1447 states have (on average 1.2246026261230132) internal successors, (1772), 1493 states have internal predecessors, (1772), 681 states have call successors, (681), 108 states have call predecessors, (681), 106 states have return successors, (678), 665 states have call predecessors, (678), 678 states have call successors, (678) [2021-12-18 14:53:32,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 2235 states and 3131 transitions. [2021-12-18 14:53:32,743 INFO L78 Accepts]: Start accepts. Automaton has 2235 states and 3131 transitions. Word has length 48 [2021-12-18 14:53:32,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:53:32,744 INFO L470 AbstractCegarLoop]: Abstraction has 2235 states and 3131 transitions. [2021-12-18 14:53:32,744 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) [2021-12-18 14:53:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 3131 transitions. [2021-12-18 14:53:32,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-12-18 14:53:32,746 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:53:32,746 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] [2021-12-18 14:53:32,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 14:53:32,747 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] === [2021-12-18 14:53:32,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:53:32,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1004365355, now seen corresponding path program 1 times [2021-12-18 14:53:32,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:53:32,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040558149] [2021-12-18 14:53:32,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:32,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:53:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:53:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:53:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 14:53:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:53:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 14:53:32,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:32,910 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-18 14:53:32,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:53:32,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040558149] [2021-12-18 14:53:32,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040558149] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:53:32,911 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:53:32,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-18 14:53:32,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203232072] [2021-12-18 14:53:32,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:53:32,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 14:53:32,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:53:32,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 14:53:32,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-18 14:53:32,913 INFO L87 Difference]: Start difference. First operand 2235 states and 3131 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) [2021-12-18 14:53:33,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:53:33,104 INFO L93 Difference]: Finished difference Result 4451 states and 6283 transitions. [2021-12-18 14:53:33,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 14:53:33,104 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 [2021-12-18 14:53:33,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:53:33,233 INFO L225 Difference]: With dead ends: 4451 [2021-12-18 14:53:33,233 INFO L226 Difference]: Without dead ends: 4352 [2021-12-18 14:53:33,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-18 14:53:33,240 INFO L933 BasicCegarLoop]: 4738 mSDtfsCounter, 3133 mSDsluCounter, 12592 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3133 SdHoareTripleChecker+Valid, 17330 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 14:53:33,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3133 Valid, 17330 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 14:53:33,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4352 states. [2021-12-18 14:53:33,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4352 to 4352. [2021-12-18 14:53:33,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4352 states, 2817 states have (on average 1.2257720979765707) internal successors, (3453), 2903 states have internal predecessors, (3453), 1323 states have call successors, (1323), 213 states have call predecessors, (1323), 211 states have return successors, (1368), 1296 states have call predecessors, (1368), 1320 states have call successors, (1368) [2021-12-18 14:53:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 4352 states and 6144 transitions. [2021-12-18 14:53:33,453 INFO L78 Accepts]: Start accepts. Automaton has 4352 states and 6144 transitions. Word has length 53 [2021-12-18 14:53:33,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:53:33,454 INFO L470 AbstractCegarLoop]: Abstraction has 4352 states and 6144 transitions. [2021-12-18 14:53:33,455 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) [2021-12-18 14:53:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 4352 states and 6144 transitions. [2021-12-18 14:53:33,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2021-12-18 14:53:33,481 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:53:33,482 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:53:33,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 14:53:33,482 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] === [2021-12-18 14:53:33,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:53:33,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1165567867, now seen corresponding path program 1 times [2021-12-18 14:53:33,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:53:33,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547152849] [2021-12-18 14:53:33,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:33,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:53:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:53:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:53:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:53:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:53:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 14:53:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:33,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 14:53:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 14:53:34,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-18 14:53:34,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 14:53:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 14:53:34,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 14:53:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 14:53:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 14:53:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:34,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:34,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:53:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 14:53:34,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 14:53:34,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-18 14:53:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 14:53:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 14:53:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 14:53:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 14:53:34,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 14:53:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:53:34,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-18 14:53:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-18 14:53:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 14:53:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 14:53:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 14:53:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 14:53:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-12-18 14:53:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-12-18 14:53:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-18 14:53:34,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-12-18 14:53:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 14:53:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:34,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2021-12-18 14:53:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-18 14:53:34,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 14:53:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 674 trivial. 0 not checked. [2021-12-18 14:53:34,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:53:34,488 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547152849] [2021-12-18 14:53:34,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547152849] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:53:34,489 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 14:53:34,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-18 14:53:34,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013942739] [2021-12-18 14:53:34,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:53:34,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-18 14:53:34,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:53:34,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-18 14:53:34,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-12-18 14:53:34,492 INFO L87 Difference]: Start difference. First operand 4352 states and 6144 transitions. Second operand has 12 states, 12 states have (on average 13.333333333333334) internal successors, (160), 6 states have internal predecessors, (160), 2 states have call successors, (57), 8 states have call predecessors, (57), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2021-12-18 14:53:43,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:53:43,690 INFO L93 Difference]: Finished difference Result 11304 states and 16536 transitions. [2021-12-18 14:53:43,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-18 14:53:43,691 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.333333333333334) internal successors, (160), 6 states have internal predecessors, (160), 2 states have call successors, (57), 8 states have call predecessors, (57), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 421 [2021-12-18 14:53:43,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:53:43,738 INFO L225 Difference]: With dead ends: 11304 [2021-12-18 14:53:43,738 INFO L226 Difference]: Without dead ends: 6967 [2021-12-18 14:53:43,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2021-12-18 14:53:43,763 INFO L933 BasicCegarLoop]: 3155 mSDtfsCounter, 4789 mSDsluCounter, 13688 mSDsCounter, 0 mSdLazyCounter, 8321 mSolverCounterSat, 3497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5420 SdHoareTripleChecker+Valid, 16843 SdHoareTripleChecker+Invalid, 11818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3497 IncrementalHoareTripleChecker+Valid, 8321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2021-12-18 14:53:43,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5420 Valid, 16843 Invalid, 11818 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3497 Valid, 8321 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2021-12-18 14:53:43,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6967 states. [2021-12-18 14:53:43,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6967 to 5041. [2021-12-18 14:53:44,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5041 states, 3280 states have (on average 1.229878048780488) internal successors, (4034), 3381 states have internal predecessors, (4034), 1543 states have call successors, (1543), 213 states have call predecessors, (1543), 217 states have return successors, (1637), 1515 states have call predecessors, (1637), 1540 states have call successors, (1637) [2021-12-18 14:53:44,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5041 states to 5041 states and 7214 transitions. [2021-12-18 14:53:44,037 INFO L78 Accepts]: Start accepts. Automaton has 5041 states and 7214 transitions. Word has length 421 [2021-12-18 14:53:44,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:53:44,039 INFO L470 AbstractCegarLoop]: Abstraction has 5041 states and 7214 transitions. [2021-12-18 14:53:44,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.333333333333334) internal successors, (160), 6 states have internal predecessors, (160), 2 states have call successors, (57), 8 states have call predecessors, (57), 2 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2021-12-18 14:53:44,039 INFO L276 IsEmpty]: Start isEmpty. Operand 5041 states and 7214 transitions. [2021-12-18 14:53:44,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2021-12-18 14:53:44,052 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:53:44,053 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:53:44,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 14:53:44,053 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] === [2021-12-18 14:53:44,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:53:44,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1503855417, now seen corresponding path program 1 times [2021-12-18 14:53:44,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:53:44,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523828946] [2021-12-18 14:53:44,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:44,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:53:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:53:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:53:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:53:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:53:44,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 14:53:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 14:53:44,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 14:53:44,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-18 14:53:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 14:53:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 14:53:44,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 14:53:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 14:53:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 14:53:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:44,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:53:44,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 14:53:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 14:53:44,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-18 14:53:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 14:53:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 14:53:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 14:53:44,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 14:53:44,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 14:53:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:53:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-18 14:53:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:44,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-18 14:53:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 14:53:45,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 14:53:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 14:53:45,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 14:53:45,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:45,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-12-18 14:53:45,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-12-18 14:53:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-18 14:53:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-12-18 14:53:45,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 14:53:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2021-12-18 14:53:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-18 14:53:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 14:53:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,095 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-12-18 14:53:45,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:53:45,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523828946] [2021-12-18 14:53:45,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523828946] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 14:53:45,096 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611266451] [2021-12-18 14:53:45,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:45,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:53:45,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:53:45,098 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 14:53:45,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-18 14:53:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:45,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 3383 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-18 14:53:46,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 14:53:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 294 proven. 0 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2021-12-18 14:53:46,627 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 14:53:46,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611266451] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:53:46,629 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 14:53:46,629 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 16 [2021-12-18 14:53:46,629 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1894597164] [2021-12-18 14:53:46,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:53:46,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 14:53:46,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:53:46,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 14:53:46,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2021-12-18 14:53:46,631 INFO L87 Difference]: Start difference. First operand 5041 states and 7214 transitions. Second operand has 5 states, 5 states have (on average 36.2) internal successors, (181), 5 states have internal predecessors, (181), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2021-12-18 14:53:46,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:53:46,915 INFO L93 Difference]: Finished difference Result 10123 states and 14578 transitions. [2021-12-18 14:53:46,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-18 14:53:46,916 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 36.2) internal successors, (181), 5 states have internal predecessors, (181), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) Word has length 421 [2021-12-18 14:53:46,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:53:46,957 INFO L225 Difference]: With dead ends: 10123 [2021-12-18 14:53:46,958 INFO L226 Difference]: Without dead ends: 5097 [2021-12-18 14:53:46,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 567 GetRequests, 551 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-12-18 14:53:46,997 INFO L933 BasicCegarLoop]: 3140 mSDtfsCounter, 40 mSDsluCounter, 9327 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 12467 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 14:53:46,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 12467 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 14:53:47,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5097 states. [2021-12-18 14:53:47,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5097 to 5078. [2021-12-18 14:53:47,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5078 states, 3307 states have (on average 1.2286059872996673) internal successors, (4063), 3409 states have internal predecessors, (4063), 1552 states have call successors, (1552), 213 states have call predecessors, (1552), 218 states have return successors, (1648), 1524 states have call predecessors, (1648), 1549 states have call successors, (1648) [2021-12-18 14:53:47,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5078 states to 5078 states and 7263 transitions. [2021-12-18 14:53:47,247 INFO L78 Accepts]: Start accepts. Automaton has 5078 states and 7263 transitions. Word has length 421 [2021-12-18 14:53:47,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:53:47,248 INFO L470 AbstractCegarLoop]: Abstraction has 5078 states and 7263 transitions. [2021-12-18 14:53:47,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 36.2) internal successors, (181), 5 states have internal predecessors, (181), 3 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (57), 3 states have call predecessors, (57), 3 states have call successors, (57) [2021-12-18 14:53:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 5078 states and 7263 transitions. [2021-12-18 14:53:47,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2021-12-18 14:53:47,262 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:53:47,263 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 3, 3, 3, 3, 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, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:53:47,295 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-18 14:53:47,479 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:53:47,480 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:53:47,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:53:47,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1749663291, now seen corresponding path program 1 times [2021-12-18 14:53:47,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:53:47,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614399683] [2021-12-18 14:53:47,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:47,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:53:47,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:53:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:53:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:47,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:47,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:53:47,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:47,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:53:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 14:53:47,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:47,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 14:53:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:48,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 14:53:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-18 14:53:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 14:53:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 14:53:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 14:53:48,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 14:53:48,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 14:53:48,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:48,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:53:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 14:53:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 14:53:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-18 14:53:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 14:53:48,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 14:53:48,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 14:53:48,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 14:53:48,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 14:53:48,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:53:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-18 14:53:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-18 14:53:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-18 14:53:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-18 14:53:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 14:53:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 14:53:48,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2021-12-18 14:53:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-12-18 14:53:48,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-12-18 14:53:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-12-18 14:53:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-18 14:53:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 400 [2021-12-18 14:53:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-12-18 14:53:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2021-12-18 14:53:48,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:48,355 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-12-18 14:53:48,356 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:53:48,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614399683] [2021-12-18 14:53:48,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614399683] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 14:53:48,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1058409802] [2021-12-18 14:53:48,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:48,357 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:53:48,357 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:53:48,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 14:53:48,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-18 14:53:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:49,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 3384 conjuncts, 39 conjunts are in the unsatisfiable core [2021-12-18 14:53:49,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 14:53:49,717 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 415 trivial. 0 not checked. [2021-12-18 14:53:49,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 14:53:49,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1058409802] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:53:49,718 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 14:53:49,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [13] total 20 [2021-12-18 14:53:49,718 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865788097] [2021-12-18 14:53:49,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:53:49,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-18 14:53:49,719 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:53:49,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-18 14:53:49,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2021-12-18 14:53:49,720 INFO L87 Difference]: Start difference. First operand 5078 states and 7263 transitions. Second operand has 9 states, 9 states have (on average 20.11111111111111) internal successors, (181), 9 states have internal predecessors, (181), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-12-18 14:53:51,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:53:51,561 INFO L93 Difference]: Finished difference Result 12840 states and 18675 transitions. [2021-12-18 14:53:51,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-18 14:53:51,561 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 20.11111111111111) internal successors, (181), 9 states have internal predecessors, (181), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 421 [2021-12-18 14:53:51,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:53:51,634 INFO L225 Difference]: With dead ends: 12840 [2021-12-18 14:53:51,635 INFO L226 Difference]: Without dead ends: 7777 [2021-12-18 14:53:51,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 579 GetRequests, 548 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2021-12-18 14:53:51,666 INFO L933 BasicCegarLoop]: 3850 mSDtfsCounter, 5749 mSDsluCounter, 25498 mSDsCounter, 0 mSdLazyCounter, 321 mSolverCounterSat, 2301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5969 SdHoareTripleChecker+Valid, 29348 SdHoareTripleChecker+Invalid, 2622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2301 IncrementalHoareTripleChecker+Valid, 321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-12-18 14:53:51,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5969 Valid, 29348 Invalid, 2622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2301 Valid, 321 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-12-18 14:53:51,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7777 states. [2021-12-18 14:53:51,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7777 to 5095. [2021-12-18 14:53:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5095 states, 3322 states have (on average 1.22787477423239) internal successors, (4079), 3424 states have internal predecessors, (4079), 1554 states have call successors, (1554), 213 states have call predecessors, (1554), 218 states have return successors, (1650), 1526 states have call predecessors, (1650), 1551 states have call successors, (1650) [2021-12-18 14:53:52,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5095 states to 5095 states and 7283 transitions. [2021-12-18 14:53:52,020 INFO L78 Accepts]: Start accepts. Automaton has 5095 states and 7283 transitions. Word has length 421 [2021-12-18 14:53:52,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:53:52,021 INFO L470 AbstractCegarLoop]: Abstraction has 5095 states and 7283 transitions. [2021-12-18 14:53:52,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.11111111111111) internal successors, (181), 9 states have internal predecessors, (181), 2 states have call successors, (59), 2 states have call predecessors, (59), 2 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-12-18 14:53:52,022 INFO L276 IsEmpty]: Start isEmpty. Operand 5095 states and 7283 transitions. [2021-12-18 14:53:52,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2021-12-18 14:53:52,040 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:53:52,040 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 11, 11, 11, 7, 7, 6, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:53:52,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-18 14:53:52,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:53:52,256 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:53:52,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:53:52,256 INFO L85 PathProgramCache]: Analyzing trace with hash 728875032, now seen corresponding path program 1 times [2021-12-18 14:53:52,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:53:52,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042719811] [2021-12-18 14:53:52,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:52,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:53:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:53:52,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:53:52,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:53:52,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:52,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:53:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 14:53:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 14:53:52,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-18 14:53:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-18 14:53:52,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-18 14:53:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-18 14:53:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-18 14:53:52,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 14:53:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 14:53:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:53:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:53:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:53:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-18 14:53:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-18 14:53:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-18 14:53:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-18 14:53:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-18 14:53:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 14:53:52,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-18 14:53:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 14:53:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-18 14:53:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:52,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-18 14:53:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:53:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-18 14:53:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:53:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:53:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-18 14:53:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-18 14:53:53,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-18 14:53:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-12-18 14:53:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-12-18 14:53:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-18 14:53:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-18 14:53:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2021-12-18 14:53:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 414 [2021-12-18 14:53:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2021-12-18 14:53:53,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-12-18 14:53:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:53:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2021-12-18 14:53:53,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2021-12-18 14:53:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-18 14:53:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 5 proven. 10 refuted. 0 times theorem prover too weak. 742 trivial. 0 not checked. [2021-12-18 14:53:53,198 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:53:53,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042719811] [2021-12-18 14:53:53,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042719811] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 14:53:53,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [753886394] [2021-12-18 14:53:53,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:53:53,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:53:53,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:53:53,200 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 14:53:53,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-18 14:53:54,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:53:54,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 3593 conjuncts, 50 conjunts are in the unsatisfiable core [2021-12-18 14:53:54,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 14:53:54,810 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 31 proven. 27 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2021-12-18 14:53:54,811 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-18 14:53:55,780 INFO L134 CoverageAnalysis]: Checked inductivity of 757 backedges. 33 proven. 27 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2021-12-18 14:53:55,780 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [753886394] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-18 14:53:55,780 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-18 14:53:55,781 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 15, 15] total 30 [2021-12-18 14:53:55,781 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651717627] [2021-12-18 14:53:55,781 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-18 14:53:55,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-12-18 14:53:55,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:53:55,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-12-18 14:53:55,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=797, Unknown=0, NotChecked=0, Total=870 [2021-12-18 14:53:55,783 INFO L87 Difference]: Start difference. First operand 5095 states and 7283 transitions. Second operand has 30 states, 29 states have (on average 9.827586206896552) internal successors, (285), 20 states have internal predecessors, (285), 7 states have call successors, (105), 9 states have call predecessors, (105), 7 states have return successors, (102), 9 states have call predecessors, (102), 7 states have call successors, (102) [2021-12-18 14:54:15,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:54:15,466 INFO L93 Difference]: Finished difference Result 10783 states and 15794 transitions. [2021-12-18 14:54:15,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-12-18 14:54:15,467 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 9.827586206896552) internal successors, (285), 20 states have internal predecessors, (285), 7 states have call successors, (105), 9 states have call predecessors, (105), 7 states have return successors, (102), 9 states have call predecessors, (102), 7 states have call successors, (102) Word has length 463 [2021-12-18 14:54:15,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:54:15,503 INFO L225 Difference]: With dead ends: 10783 [2021-12-18 14:54:15,504 INFO L226 Difference]: Without dead ends: 5702 [2021-12-18 14:54:15,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1107 GetRequests, 1054 SyntacticMatches, 4 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 409 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=311, Invalid=2239, Unknown=0, NotChecked=0, Total=2550 [2021-12-18 14:54:15,531 INFO L933 BasicCegarLoop]: 3384 mSDtfsCounter, 4821 mSDsluCounter, 54116 mSDsCounter, 0 mSdLazyCounter, 34027 mSolverCounterSat, 4553 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5382 SdHoareTripleChecker+Valid, 57500 SdHoareTripleChecker+Invalid, 38580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4553 IncrementalHoareTripleChecker+Valid, 34027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2021-12-18 14:54:15,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5382 Valid, 57500 Invalid, 38580 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4553 Valid, 34027 Invalid, 0 Unknown, 0 Unchecked, 18.4s Time] [2021-12-18 14:54:15,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5702 states. [2021-12-18 14:54:15,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5702 to 5104. [2021-12-18 14:54:15,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5104 states, 3330 states have (on average 1.227027027027027) internal successors, (4086), 3427 states have internal predecessors, (4086), 1552 states have call successors, (1552), 213 states have call predecessors, (1552), 221 states have return successors, (1671), 1532 states have call predecessors, (1671), 1550 states have call successors, (1671) [2021-12-18 14:54:15,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5104 states to 5104 states and 7309 transitions. [2021-12-18 14:54:15,834 INFO L78 Accepts]: Start accepts. Automaton has 5104 states and 7309 transitions. Word has length 463 [2021-12-18 14:54:15,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:54:15,834 INFO L470 AbstractCegarLoop]: Abstraction has 5104 states and 7309 transitions. [2021-12-18 14:54:15,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 9.827586206896552) internal successors, (285), 20 states have internal predecessors, (285), 7 states have call successors, (105), 9 states have call predecessors, (105), 7 states have return successors, (102), 9 states have call predecessors, (102), 7 states have call successors, (102) [2021-12-18 14:54:15,835 INFO L276 IsEmpty]: Start isEmpty. Operand 5104 states and 7309 transitions. [2021-12-18 14:54:15,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2021-12-18 14:54:15,851 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:54:15,852 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:54:15,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-12-18 14:54:16,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:54:16,068 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:54:16,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:54:16,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1625024692, now seen corresponding path program 1 times [2021-12-18 14:54:16,068 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:54:16,068 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947531397] [2021-12-18 14:54:16,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:16,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:54:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:54:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:54:16,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:54:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:16,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:54:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:54:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 14:54:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 14:54:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-18 14:54:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 14:54:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 14:54:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-18 14:54:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-18 14:54:16,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-18 14:54:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-18 14:54:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-18 14:54:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-18 14:54:16,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:16,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:16,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:54:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-18 14:54:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-18 14:54:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 14:54:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-18 14:54:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-18 14:54:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-18 14:54:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-18 14:54:16,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-18 14:54:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-18 14:54:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-18 14:54:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:54:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:54:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-18 14:54:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:54:16,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:54:16,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-12-18 14:54:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-18 14:54:16,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-18 14:54:16,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-18 14:54:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-18 14:54:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2021-12-18 14:54:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 419 [2021-12-18 14:54:16,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2021-12-18 14:54:16,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2021-12-18 14:54:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2021-12-18 14:54:16,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:16,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 14:54:16,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:17,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:17,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2021-12-18 14:54:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:17,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2021-12-18 14:54:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:17,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2021-12-18 14:54:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:17,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-18 14:54:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:17,029 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 859 trivial. 0 not checked. [2021-12-18 14:54:17,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:54:17,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947531397] [2021-12-18 14:54:17,030 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947531397] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 14:54:17,030 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411020060] [2021-12-18 14:54:17,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:17,030 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:54:17,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:54:17,031 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 14:54:17,033 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-18 14:54:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:17,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 3738 conjuncts, 21 conjunts are in the unsatisfiable core [2021-12-18 14:54:17,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 14:54:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 352 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2021-12-18 14:54:18,533 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 14:54:18,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [411020060] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:54:18,533 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 14:54:18,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 19 [2021-12-18 14:54:18,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [197389777] [2021-12-18 14:54:18,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:54:18,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-18 14:54:18,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:54:18,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-18 14:54:18,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2021-12-18 14:54:18,534 INFO L87 Difference]: Start difference. First operand 5104 states and 7309 transitions. Second operand has 7 states, 7 states have (on average 28.285714285714285) internal successors, (198), 5 states have internal predecessors, (198), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (64), 4 states have call predecessors, (64), 2 states have call successors, (64) [2021-12-18 14:54:18,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:54:18,749 INFO L93 Difference]: Finished difference Result 10209 states and 14753 transitions. [2021-12-18 14:54:18,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-18 14:54:18,750 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 28.285714285714285) internal successors, (198), 5 states have internal predecessors, (198), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (64), 4 states have call predecessors, (64), 2 states have call successors, (64) Word has length 492 [2021-12-18 14:54:18,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:54:18,782 INFO L225 Difference]: With dead ends: 10209 [2021-12-18 14:54:18,782 INFO L226 Difference]: Without dead ends: 5120 [2021-12-18 14:54:18,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 659 GetRequests, 642 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2021-12-18 14:54:18,806 INFO L933 BasicCegarLoop]: 3120 mSDtfsCounter, 3 mSDsluCounter, 15590 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 18710 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 14:54:18,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 18710 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 14:54:18,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5120 states. [2021-12-18 14:54:19,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5120 to 5114. [2021-12-18 14:54:19,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5114 states, 3338 states have (on average 1.226482923906531) internal successors, (4094), 3433 states have internal predecessors, (4094), 1552 states have call successors, (1552), 213 states have call predecessors, (1552), 223 states have return successors, (1677), 1536 states have call predecessors, (1677), 1550 states have call successors, (1677) [2021-12-18 14:54:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5114 states to 5114 states and 7323 transitions. [2021-12-18 14:54:19,121 INFO L78 Accepts]: Start accepts. Automaton has 5114 states and 7323 transitions. Word has length 492 [2021-12-18 14:54:19,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:54:19,122 INFO L470 AbstractCegarLoop]: Abstraction has 5114 states and 7323 transitions. [2021-12-18 14:54:19,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.285714285714285) internal successors, (198), 5 states have internal predecessors, (198), 2 states have call successors, (66), 2 states have call predecessors, (66), 4 states have return successors, (64), 4 states have call predecessors, (64), 2 states have call successors, (64) [2021-12-18 14:54:19,122 INFO L276 IsEmpty]: Start isEmpty. Operand 5114 states and 7323 transitions. [2021-12-18 14:54:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2021-12-18 14:54:19,136 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:54:19,136 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 14, 14, 9, 9, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:54:19,162 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-18 14:54:19,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:54:19,356 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:54:19,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:54:19,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1150697805, now seen corresponding path program 1 times [2021-12-18 14:54:19,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:54:19,356 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298469826] [2021-12-18 14:54:19,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:19,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:54:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:54:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:54:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:54:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:54:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:19,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:54:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 14:54:19,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 14:54:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-18 14:54:19,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:54:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:54:19,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 14:54:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 14:54:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-18 14:54:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:54:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:54:19,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 14:54:19,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 14:54:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-18 14:54:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-18 14:54:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-18 14:54:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-18 14:54:19,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:19,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:54:19,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-18 14:54:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-12-18 14:54:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-18 14:54:19,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-18 14:54:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-18 14:54:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-18 14:54:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-18 14:54:19,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-12-18 14:54:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-18 14:54:19,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-18 14:54:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:54:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:54:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-18 14:54:19,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:19,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:19,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:54:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:54:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-18 14:54:20,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-18 14:54:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-12-18 14:54:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-18 14:54:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-18 14:54:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 423 [2021-12-18 14:54:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-12-18 14:54:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2021-12-18 14:54:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-12-18 14:54:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 452 [2021-12-18 14:54:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-18 14:54:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2021-12-18 14:54:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 480 [2021-12-18 14:54:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-12-18 14:54:20,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2021-12-18 14:54:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:20,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 1031 trivial. 0 not checked. [2021-12-18 14:54:20,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:54:20,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298469826] [2021-12-18 14:54:20,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298469826] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 14:54:20,110 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13973210] [2021-12-18 14:54:20,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:20,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:54:20,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:54:20,120 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 14:54:20,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-18 14:54:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:21,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 3773 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-18 14:54:21,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 14:54:21,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 477 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2021-12-18 14:54:21,660 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-18 14:54:21,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13973210] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 14:54:21,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-18 14:54:21,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13] total 16 [2021-12-18 14:54:21,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557970158] [2021-12-18 14:54:21,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 14:54:21,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-18 14:54:21,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:54:21,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-18 14:54:21,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-12-18 14:54:21,661 INFO L87 Difference]: Start difference. First operand 5114 states and 7323 transitions. Second operand has 5 states, 5 states have (on average 39.4) internal successors, (197), 5 states have internal predecessors, (197), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2021-12-18 14:54:21,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 14:54:21,889 INFO L93 Difference]: Finished difference Result 10233 states and 14785 transitions. [2021-12-18 14:54:21,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-18 14:54:21,889 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 39.4) internal successors, (197), 5 states have internal predecessors, (197), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) Word has length 508 [2021-12-18 14:54:21,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 14:54:21,920 INFO L225 Difference]: With dead ends: 10233 [2021-12-18 14:54:21,920 INFO L226 Difference]: Without dead ends: 5134 [2021-12-18 14:54:21,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 664 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2021-12-18 14:54:21,945 INFO L933 BasicCegarLoop]: 3125 mSDtfsCounter, 18 mSDsluCounter, 9344 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 12469 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 14:54:21,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18 Valid, 12469 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 14:54:21,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5134 states. [2021-12-18 14:54:22,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5134 to 5120. [2021-12-18 14:54:22,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5120 states, 3344 states have (on average 1.2260765550239234) internal successors, (4100), 3439 states have internal predecessors, (4100), 1552 states have call successors, (1552), 213 states have call predecessors, (1552), 223 states have return successors, (1677), 1536 states have call predecessors, (1677), 1550 states have call successors, (1677) [2021-12-18 14:54:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5120 states to 5120 states and 7329 transitions. [2021-12-18 14:54:22,249 INFO L78 Accepts]: Start accepts. Automaton has 5120 states and 7329 transitions. Word has length 508 [2021-12-18 14:54:22,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 14:54:22,249 INFO L470 AbstractCegarLoop]: Abstraction has 5120 states and 7329 transitions. [2021-12-18 14:54:22,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 39.4) internal successors, (197), 5 states have internal predecessors, (197), 2 states have call successors, (67), 2 states have call predecessors, (67), 2 states have return successors, (65), 2 states have call predecessors, (65), 2 states have call successors, (65) [2021-12-18 14:54:22,249 INFO L276 IsEmpty]: Start isEmpty. Operand 5120 states and 7329 transitions. [2021-12-18 14:54:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2021-12-18 14:54:22,267 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 14:54:22,268 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 14, 14, 10, 10, 6, 6, 6, 6, 6, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 14:54:22,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-18 14:54:22,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:54:22,493 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 14:54:22,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 14:54:22,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1853493886, now seen corresponding path program 1 times [2021-12-18 14:54:22,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 14:54:22,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676099975] [2021-12-18 14:54:22,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:22,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 14:54:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-18 14:54:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-18 14:54:22,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:54:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 14:54:22,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:22,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-18 14:54:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-18 14:54:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 14:54:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-18 14:54:22,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:54:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:54:22,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-18 14:54:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-18 14:54:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-18 14:54:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-18 14:54:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-18 14:54:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 14:54:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 14:54:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-18 14:54:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-18 14:54:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:22,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-18 14:54:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-18 14:54:23,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 14:54:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-18 14:54:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-18 14:54:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-18 14:54:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-18 14:54:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-12-18 14:54:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-18 14:54:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-18 14:54:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-18 14:54:23,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-18 14:54:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-18 14:54:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-12-18 14:54:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-12-18 14:54:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-18 14:54:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:54:23,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:54:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-12-18 14:54:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 14:54:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 14:54:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-18 14:54:23,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-18 14:54:23,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-12-18 14:54:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-12-18 14:54:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-12-18 14:54:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2021-12-18 14:54:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2021-12-18 14:54:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 462 [2021-12-18 14:54:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 467 [2021-12-18 14:54:23,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 473 [2021-12-18 14:54:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2021-12-18 14:54:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 14:54:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-12-18 14:54:23,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 501 [2021-12-18 14:54:23,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 506 [2021-12-18 14:54:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-18 14:54:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:23,301 INFO L134 CoverageAnalysis]: Checked inductivity of 1213 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 1198 trivial. 0 not checked. [2021-12-18 14:54:23,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 14:54:23,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676099975] [2021-12-18 14:54:23,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676099975] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-18 14:54:23,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622778818] [2021-12-18 14:54:23,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 14:54:23,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:54:23,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 14:54:23,303 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-18 14:54:23,304 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-18 14:54:24,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 14:54:24,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 3850 conjuncts, 541 conjunts are in the unsatisfiable core [2021-12-18 14:54:24,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-18 14:54:24,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-12-18 14:54:24,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:24,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:24,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:24,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:24,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:24,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:24,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:25,214 INFO L354 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2021-12-18 14:54:25,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 37 [2021-12-18 14:54:25,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:25,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:25,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-12-18 14:54:25,784 INFO L354 Elim1Store]: treesize reduction 51, result has 35.4 percent of original size [2021-12-18 14:54:25,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 134 treesize of output 146 [2021-12-18 14:54:26,408 INFO L354 Elim1Store]: treesize reduction 15, result has 54.5 percent of original size [2021-12-18 14:54:26,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 56 [2021-12-18 14:54:26,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2021-12-18 14:54:26,442 INFO L354 Elim1Store]: treesize reduction 23, result has 54.0 percent of original size [2021-12-18 14:54:26,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 45 treesize of output 71 [2021-12-18 14:54:26,466 INFO L354 Elim1Store]: treesize reduction 15, result has 54.5 percent of original size [2021-12-18 14:54:26,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 50 treesize of output 56 [2021-12-18 14:54:26,492 INFO L354 Elim1Store]: treesize reduction 26, result has 50.9 percent of original size [2021-12-18 14:54:26,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 48 treesize of output 74 [2021-12-18 14:54:26,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-18 14:54:26,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2021-12-18 14:54:26,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-18 14:54:26,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2021-12-18 14:54:26,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 17 [2021-12-18 14:54:26,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 36 [2021-12-18 14:54:26,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-12-18 14:54:26,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2021-12-18 14:54:26,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-12-18 14:54:26,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-12-18 14:54:26,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-12-18 14:54:26,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2021-12-18 14:54:27,862 INFO L354 Elim1Store]: treesize reduction 5, result has 97.7 percent of original size [2021-12-18 14:54:27,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 800 treesize of output 971 [2021-12-18 14:54:32,903 WARN L860 $PredicateComparison]: unable to prove that (or (exists ((|v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11| Int) (|v_smsc911x_drv_probe_smsc911x_request_resources_~pdev#1.offset_BEFORE_CALL_1| Int)) (let ((.cse1 (select |c_#memory_$Pointer$.base| |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11|)) (.cse2 (+ |v_smsc911x_drv_probe_smsc911x_request_resources_~pdev#1.offset_BEFORE_CALL_1| 21))) (and (not (let ((.cse0 (select .cse1 .cse2))) (= (select (select |c_#memory_$Pointer$.base| .cse0) 0) .cse0))) (or (not (= |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11| (select .cse1 0))) (= (select (select |c_#memory_$Pointer$.offset| |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11|) .cse2) 0))))) (exists ((|v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11| Int) (|v_smsc911x_drv_probe_smsc911x_request_resources_~pdev#1.offset_BEFORE_CALL_1| Int)) (let ((.cse3 (select |c_#memory_$Pointer$.base| |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11|))) (and (not (= (select (select |c_#memory_$Pointer$.base| (select .cse3 (+ |v_smsc911x_drv_probe_smsc911x_request_resources_~pdev#1.offset_BEFORE_CALL_1| 21))) 0) |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11|)) (not (= |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_11| (select .cse3 0))))))) is different from true [2021-12-18 14:54:40,577 WARN L227 SmtUtils]: Spent 7.58s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-12-18 14:54:48,702 WARN L227 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-12-18 14:54:57,074 WARN L227 SmtUtils]: Spent 8.24s on a formula simplification that was a NOOP. DAG size: 44 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-12-18 14:55:05,223 WARN L227 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-12-18 14:55:13,270 WARN L227 SmtUtils]: Spent 7.95s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-12-18 14:55:21,710 WARN L227 SmtUtils]: Spent 8.33s on a formula simplification that was a NOOP. DAG size: 43 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-12-18 14:55:22,386 INFO L354 Elim1Store]: treesize reduction 5, result has 97.7 percent of original size [2021-12-18 14:55:22,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 872 treesize of output 1033 [2021-12-18 14:55:26,873 WARN L860 $PredicateComparison]: unable to prove that (or (exists ((|v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12| Int) (|v_smsc911x_drv_probe_#in~pdev#1.offset_BEFORE_CALL_12| Int)) (let ((.cse1 (+ |v_smsc911x_drv_probe_#in~pdev#1.offset_BEFORE_CALL_12| 21))) (and (not (let ((.cse0 (select (select |c_#memory_$Pointer$.base| |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12|) .cse1))) (= .cse0 (select (select |c_#memory_$Pointer$.base| .cse0) 0)))) (= (select (select |c_#memory_$Pointer$.offset| |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12|) .cse1) 0)))) (exists ((|v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12| Int) (|v_smsc911x_drv_probe_#in~pdev#1.offset_BEFORE_CALL_12| Int)) (let ((.cse4 (select |c_#memory_$Pointer$.base| |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12|))) (let ((.cse2 (select .cse4 0)) (.cse3 (select (select |c_#memory_$Pointer$.base| (select .cse4 (+ |v_smsc911x_drv_probe_#in~pdev#1.offset_BEFORE_CALL_12| 21))) 0))) (and (not (= |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12| .cse2)) (not (= .cse2 .cse3)) (not (= |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12| .cse3)))))) (exists ((|v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12| Int)) (not (= |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12| (select (select |c_#memory_$Pointer$.base| |v_smsc911x_drv_probe_#in~pdev#1.base_BEFORE_CALL_12|) 0))))) is different from true [2021-12-18 14:55:36,998 WARN L227 SmtUtils]: Spent 10.02s on a formula simplification. DAG size of input: 38 DAG size of output: 17 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2021-12-18 14:55:37,287 INFO L354 Elim1Store]: treesize reduction 20, result has 57.4 percent of original size [2021-12-18 14:55:37,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 143 treesize of output 143 [2021-12-18 14:55:37,316 INFO L354 Elim1Store]: treesize reduction 28, result has 58.2 percent of original size [2021-12-18 14:55:37,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 149 treesize of output 174 [2021-12-18 14:55:37,322 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Should have been eliminated by DER [2021-12-18 14:55:37,322 INFO L186 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2021-12-18 14:55:37,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2021-12-18 14:55:37,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090937714] [2021-12-18 14:55:37,322 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2021-12-18 14:55:37,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-18 14:55:37,323 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 14:55:37,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-18 14:55:37,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=133, Invalid=2129, Unknown=2, NotChecked=186, Total=2450 [2021-12-18 14:55:37,324 INFO L87 Difference]: Start difference. First operand 5120 states and 7329 transitions. Second operand has 13 states, 13 states have (on average 14.461538461538462) internal successors, (188), 5 states have internal predecessors, (188), 2 states have call successors, (67), 9 states have call predecessors, (67), 3 states have return successors, (65), 3 states have call predecessors, (65), 2 states have call successors, (65) [2021-12-18 14:55:37,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-18 14:55:37,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 438 GetRequests, 373 SyntacticMatches, 17 SemanticMatches, 48 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 63.9s TimeCoverageRelationStatistics Valid=133, Invalid=2129, Unknown=2, NotChecked=186, Total=2450 [2021-12-18 14:55:37,325 INFO L933 BasicCegarLoop]: 1 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-18 14:55:37,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-18 14:55:37,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-18 14:55:37,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-18 14:55:37,542 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@3c4b05bd at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.assertCodeBlock(IncrementalHoareTripleChecker.java:360) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.prepareAssertionStackAndAddTransition(IncrementalHoareTripleChecker.java:206) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:131) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.checkInternal(ChainingHoareTripleChecker.java:455) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:103) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:198) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:78) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.internalSuccessors(TotalizeNwa.java:213) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.internalSuccessors(ComplementDeterministicNwa.java:121) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:216) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:208) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addInternalsAndSuccessors(NestedWordAutomatonReachableStates.java:1058) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:960) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:182) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:868) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:784) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.refineAbstractionInternal(AbstractCegarLoop.java:462) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:420) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-18 14:55:37,545 INFO L158 Benchmark]: Toolchain (without parser) took 131553.21ms. Allocated memory was 92.3MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 46.6MB in the beginning and 1.4GB in the end (delta: -1.4GB). Peak memory consumption was 415.2MB. Max. memory is 16.1GB. [2021-12-18 14:55:37,545 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 92.3MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 14:55:37,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2427.70ms. Allocated memory was 92.3MB in the beginning and 172.0MB in the end (delta: 79.7MB). Free memory was 46.3MB in the beginning and 91.8MB in the end (delta: -45.5MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2021-12-18 14:55:37,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 227.83ms. Allocated memory is still 172.0MB. Free memory was 91.8MB in the beginning and 63.4MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-18 14:55:37,546 INFO L158 Benchmark]: Boogie Preprocessor took 215.03ms. Allocated memory was 172.0MB in the beginning and 230.7MB in the end (delta: 58.7MB). Free memory was 63.4MB in the beginning and 130.0MB in the end (delta: -66.5MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-12-18 14:55:37,546 INFO L158 Benchmark]: RCFGBuilder took 2794.21ms. Allocated memory was 230.7MB in the beginning and 394.3MB in the end (delta: 163.6MB). Free memory was 130.0MB in the beginning and 191.9MB in the end (delta: -62.0MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. [2021-12-18 14:55:37,546 INFO L158 Benchmark]: TraceAbstraction took 125877.28ms. Allocated memory was 394.3MB in the beginning and 1.9GB in the end (delta: 1.5GB). Free memory was 190.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 259.4MB. Max. memory is 16.1GB. [2021-12-18 14:55:37,547 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 92.3MB. Free memory was 49.4MB in the beginning and 49.4MB in the end (delta: 45.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2427.70ms. Allocated memory was 92.3MB in the beginning and 172.0MB in the end (delta: 79.7MB). Free memory was 46.3MB in the beginning and 91.8MB in the end (delta: -45.5MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 227.83ms. Allocated memory is still 172.0MB. Free memory was 91.8MB in the beginning and 63.4MB in the end (delta: 28.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.03ms. Allocated memory was 172.0MB in the beginning and 230.7MB in the end (delta: 58.7MB). Free memory was 63.4MB in the beginning and 130.0MB in the end (delta: -66.5MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2794.21ms. Allocated memory was 230.7MB in the beginning and 394.3MB in the end (delta: 163.6MB). Free memory was 130.0MB in the beginning and 191.9MB in the end (delta: -62.0MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. * TraceAbstraction took 125877.28ms. Allocated memory was 394.3MB in the beginning and 1.9GB in the end (delta: 1.5GB). Free memory was 190.9MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 259.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@3c4b05bd de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalStateException: ManagedScript already locked by de.uni_freiburg.informatik.ultimate.lib.smtlibutils.IncrementalPlicationChecker@3c4b05bd: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.lock(ManagedScript.java:82) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-18 14:55:37,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 a085124b4007f801fe01aa89940f8a8fd2be0f47b82fa59b5624e0bb2a9cdb0a --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 14:55:39,366 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 14:55:39,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 14:55:39,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 14:55:39,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 14:55:39,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 14:55:39,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 14:55:39,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 14:55:39,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 14:55:39,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 14:55:39,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 14:55:39,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 14:55:39,421 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 14:55:39,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 14:55:39,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 14:55:39,429 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 14:55:39,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 14:55:39,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 14:55:39,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 14:55:39,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 14:55:39,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 14:55:39,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 14:55:39,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 14:55:39,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 14:55:39,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 14:55:39,447 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 14:55:39,447 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 14:55:39,448 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 14:55:39,448 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 14:55:39,449 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 14:55:39,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 14:55:39,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 14:55:39,451 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 14:55:39,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 14:55:39,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 14:55:39,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 14:55:39,453 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 14:55:39,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 14:55:39,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 14:55:39,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 14:55:39,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 14:55:39,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-18 14:55:39,484 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 14:55:39,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 14:55:39,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 14:55:39,486 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 14:55:39,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 14:55:39,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 14:55:39,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 14:55:39,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 14:55:39,488 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 14:55:39,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 14:55:39,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 14:55:39,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 14:55:39,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 14:55:39,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 14:55:39,489 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-18 14:55:39,489 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-18 14:55:39,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-18 14:55:39,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 14:55:39,490 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 14:55:39,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 14:55:39,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 14:55:39,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 14:55:39,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 14:55:39,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 14:55:39,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 14:55:39,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 14:55:39,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 14:55:39,491 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-18 14:55:39,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-18 14:55:39,491 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 14:55:39,491 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 14:55:39,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 14:55:39,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 14:55:39,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-18 14:55:39,492 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a085124b4007f801fe01aa89940f8a8fd2be0f47b82fa59b5624e0bb2a9cdb0a [2021-12-18 14:55:39,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 14:55:39,768 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 14:55:39,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 14:55:39,770 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 14:55:39,771 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 14:55:39,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2021-12-18 14:55:39,825 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc14a7a8b/d0bd2ba9a7fd41258300a8104ee48470/FLAGa0ec5552c [2021-12-18 14:55:40,495 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 14:55:40,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-drivers-clk1_drivers-net-ethernet-smsc-smsc911x.cil.i [2021-12-18 14:55:40,532 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc14a7a8b/d0bd2ba9a7fd41258300a8104ee48470/FLAGa0ec5552c [2021-12-18 14:55:40,847 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc14a7a8b/d0bd2ba9a7fd41258300a8104ee48470 [2021-12-18 14:55:40,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 14:55:40,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 14:55:40,853 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 14:55:40,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 14:55:40,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 14:55:40,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:55:40" (1/1) ... [2021-12-18 14:55:40,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@343593b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 02:55:40, skipping insertion in model container [2021-12-18 14:55:40,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 02:55:40" (1/1) ... [2021-12-18 14:55:40,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 14:55:40,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 14:55:42,275 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:996) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:674) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:730) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1385) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-18 14:55:42,282 INFO L158 Benchmark]: Toolchain (without parser) took 1429.99ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.4MB in the beginning and 42.8MB in the end (delta: -5.5MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-12-18 14:55:42,283 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.4MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-18 14:55:42,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1426.76ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.0MB in the beginning and 42.8MB in the end (delta: -5.8MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-12-18 14:55:42,286 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.4MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1426.76ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.0MB in the beginning and 42.8MB in the end (delta: -5.8MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type