./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.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 af0382669342cd1b96ae06a23957b47efa45a6d5fd31066fb67e67230764554c --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 15:56:04,568 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:56:04,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:56:04,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:56:04,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:56:04,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:56:04,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:56:04,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:56:04,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:56:04,645 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:56:04,646 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:56:04,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:56:04,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:56:04,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:56:04,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:56:04,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:56:04,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:56:04,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:56:04,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:56:04,660 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:56:04,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:56:04,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:56:04,663 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:56:04,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:56:04,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:56:04,676 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:56:04,676 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:56:04,678 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:56:04,678 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:56:04,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:56:04,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:56:04,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:56:04,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:56:04,682 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:56:04,683 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:56:04,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:56:04,684 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:56:04,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:56:04,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:56:04,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:56:04,685 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:56:04,686 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:56:04,712 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:56:04,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:56:04,713 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:56:04,713 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:56:04,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:56:04,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:56:04,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:56:04,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:56:04,715 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:56:04,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:56:04,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:56:04,716 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:56:04,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:56:04,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:56:04,717 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:56:04,717 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:56:04,717 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:56:04,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:56:04,718 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:56:04,718 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:56:04,718 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:56:04,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:56:04,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:56:04,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:56:04,719 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:56:04,719 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:56:04,719 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:56:04,719 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:56:04,719 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:56:04,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:56:04,720 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:56:04,720 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af0382669342cd1b96ae06a23957b47efa45a6d5fd31066fb67e67230764554c [2021-12-22 15:56:04,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:56:04,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:56:04,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:56:04,952 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:56:04,961 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:56:04,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i [2021-12-22 15:56:05,013 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90dd5672/61d76c0cdb294c48968c86756feb7086/FLAG5ca77591c [2021-12-22 15:56:05,923 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:56:05,924 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i [2021-12-22 15:56:05,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90dd5672/61d76c0cdb294c48968c86756feb7086/FLAG5ca77591c [2021-12-22 15:56:06,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a90dd5672/61d76c0cdb294c48968c86756feb7086 [2021-12-22 15:56:06,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:56:06,040 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:56:06,042 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:56:06,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:56:06,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:56:06,045 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:56:06" (1/1) ... [2021-12-22 15:56:06,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e038a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:06, skipping insertion in model container [2021-12-22 15:56:06,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:56:06" (1/1) ... [2021-12-22 15:56:06,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:56:06,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:56:11,930 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[582586,582599] [2021-12-22 15:56:11,932 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[582733,582746] [2021-12-22 15:56:11,933 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[582872,582885] [2021-12-22 15:56:11,935 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[583030,583043] [2021-12-22 15:56:11,976 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:56:12,053 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:56:12,536 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[582586,582599] [2021-12-22 15:56:12,537 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[582733,582746] [2021-12-22 15:56:12,537 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[582872,582885] [2021-12-22 15:56:12,538 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_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i[583030,583043] [2021-12-22 15:56:12,544 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:56:12,782 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:56:12,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12 WrapperNode [2021-12-22 15:56:12,783 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:56:12,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:56:12,784 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:56:12,784 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:56:12,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:12,924 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,325 INFO L137 Inliner]: procedures = 659, calls = 5655, calls flagged for inlining = 410, calls inlined = 370, statements flattened = 14290 [2021-12-22 15:56:13,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:56:13,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:56:13,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:56:13,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:56:13,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:56:13,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:56:13,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:56:13,853 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:56:13,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (1/1) ... [2021-12-22 15:56:13,859 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:56:13,867 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:56:13,882 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) [2021-12-22 15:56:13,900 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 [2021-12-22 15:56:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_sge_intr_msix [2021-12-22 15:56:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_sge_intr_msix [2021-12-22 15:56:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_set_params [2021-12-22 15:56:13,920 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_set_params [2021-12-22 15:56:13,920 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-22 15:56:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-22 15:56:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:56:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:56:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-22 15:56:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-22 15:56:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_get_regs_len [2021-12-22 15:56:13,921 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_get_regs_len [2021-12-22 15:56:13,921 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-22 15:56:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-22 15:56:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_open [2021-12-22 15:56:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_open [2021-12-22 15:56:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2021-12-22 15:56:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2021-12-22 15:56:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-22 15:56:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-22 15:56:13,922 INFO L130 BoogieDeclarations]: Found specification of procedure refill_fl [2021-12-22 15:56:13,922 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_fl [2021-12-22 15:56:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:56:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:56:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure free_rx_bufs [2021-12-22 15:56:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rx_bufs [2021-12-22 15:56:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-22 15:56:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-22 15:56:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-22 15:56:13,923 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-22 15:56:13,923 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-22 15:56:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-22 15:56:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-22 15:56:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-22 15:56:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-22 15:56:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-22 15:56:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_debugfs [2021-12-22 15:56:13,924 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_debugfs [2021-12-22 15:56:13,924 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_query_params [2021-12-22 15:56:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_query_params [2021-12-22 15:56:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-22 15:56:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-22 15:56:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-22 15:56:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-22 15:56:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_sw_desc [2021-12-22 15:56:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_sw_desc [2021-12-22 15:56:13,925 INFO L130 BoogieDeclarations]: Found specification of procedure poison_buf [2021-12-22 15:56:13,925 INFO L138 BoogieDeclarations]: Found implementation of procedure poison_buf [2021-12-22 15:56:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure is_t4 [2021-12-22 15:56:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure is_t4 [2021-12-22 15:56:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-22 15:56:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-22 15:56:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-22 15:56:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-22 15:56:13,926 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-22 15:56:13,926 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-22 15:56:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-22 15:56:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-22 15:56:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-22 15:56:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-22 15:56:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:56:13,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:56:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:56:13,927 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-22 15:56:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-22 15:56:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-22 15:56:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-22 15:56:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-22 15:56:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-22 15:56:13,928 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-22 15:56:13,928 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-22 15:56:13,929 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-22 15:56:13,929 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-22 15:56:13,929 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-22 15:56:13,929 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-22 15:56:13,929 INFO L130 BoogieDeclarations]: Found specification of procedure sge_qstats_entries [2021-12-22 15:56:13,929 INFO L138 BoogieDeclarations]: Found implementation of procedure sge_qstats_entries [2021-12-22 15:56:13,929 INFO L130 BoogieDeclarations]: Found specification of procedure fl_cap [2021-12-22 15:56:13,929 INFO L138 BoogieDeclarations]: Found implementation of procedure fl_cap [2021-12-22 15:56:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-22 15:56:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure is_new_response [2021-12-22 15:56:13,930 INFO L138 BoogieDeclarations]: Found implementation of procedure is_new_response [2021-12-22 15:56:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-22 15:56:13,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-22 15:56:13,930 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-22 15:56:13,930 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-22 15:56:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure qenable [2021-12-22 15:56:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure qenable [2021-12-22 15:56:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-22 15:56:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-22 15:56:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-22 15:56:13,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-22 15:56:13,931 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-12-22 15:56:13,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-12-22 15:56:13,932 INFO L130 BoogieDeclarations]: Found specification of procedure is_10g_port [2021-12-22 15:56:13,932 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10g_port [2021-12-22 15:56:13,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:56:13,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-22 15:56:13,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-22 15:56:13,932 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-12-22 15:56:13,932 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-12-22 15:56:13,933 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header_len [2021-12-22 15:56:13,933 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header_len [2021-12-22 15:56:13,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:56:13,933 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_get_port_stats [2021-12-22 15:56:13,933 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_get_port_stats [2021-12-22 15:56:13,933 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_ring [2021-12-22 15:56:13,933 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_ring [2021-12-22 15:56:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-22 15:56:13,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-22 15:56:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-22 15:56:13,934 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-22 15:56:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_alloc_mac_filt [2021-12-22 15:56:13,934 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_alloc_mac_filt [2021-12-22 15:56:13,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-22 15:56:13,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-22 15:56:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-22 15:56:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-22 15:56:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure free_tx_desc [2021-12-22 15:56:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tx_desc [2021-12-22 15:56:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_wr_mbox_core [2021-12-22 15:56:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_wr_mbox_core [2021-12-22 15:56:13,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-22 15:56:13,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-22 15:56:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-12-22 15:56:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-12-22 15:56:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure netdev2adap [2021-12-22 15:56:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev2adap [2021-12-22 15:56:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-22 15:56:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-22 15:56:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-22 15:56:13,936 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-22 15:56:13,936 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-22 15:56:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-22 15:56:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_set_rxmode [2021-12-22 15:56:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_set_rxmode [2021-12-22 15:56:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-22 15:56:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-22 15:56:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cxgb4vf_module_exit_22_2 [2021-12-22 15:56:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cxgb4vf_module_exit_22_2 [2021-12-22 15:56:13,937 INFO L130 BoogieDeclarations]: Found specification of procedure core_ticks_to_us [2021-12-22 15:56:13,937 INFO L138 BoogieDeclarations]: Found implementation of procedure core_ticks_to_us [2021-12-22 15:56:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure init_rspq [2021-12-22 15:56:13,938 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rspq [2021-12-22 15:56:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:56:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-22 15:56:13,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-22 15:56:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-22 15:56:13,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-22 15:56:13,938 INFO L130 BoogieDeclarations]: Found specification of procedure adap2pinfo [2021-12-22 15:56:13,938 INFO L138 BoogieDeclarations]: Found implementation of procedure adap2pinfo [2021-12-22 15:56:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-22 15:56:13,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-22 15:56:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-22 15:56:13,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-22 15:56:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-22 15:56:13,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-22 15:56:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-22 15:56:13,939 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-22 15:56:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:56:13,939 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-22 15:56:13,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-22 15:56:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_stop [2021-12-22 15:56:13,940 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_stop [2021-12-22 15:56:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:56:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_open [2021-12-22 15:56:13,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_open [2021-12-22 15:56:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-22 15:56:13,940 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:56:13,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-22 15:56:13,941 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-22 15:56:13,941 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-22 15:56:13,941 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_change_mac [2021-12-22 15:56:13,941 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_change_mac [2021-12-22 15:56:13,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:56:13,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-22 15:56:13,941 INFO L130 BoogieDeclarations]: Found specification of procedure fl_starving [2021-12-22 15:56:13,941 INFO L138 BoogieDeclarations]: Found implementation of procedure fl_starving [2021-12-22 15:56:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_down [2021-12-22 15:56:13,942 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_down [2021-12-22 15:56:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-22 15:56:13,942 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-22 15:56:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure netdev2pinfo [2021-12-22 15:56:13,942 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev2pinfo [2021-12-22 15:56:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_free_vi [2021-12-22 15:56:13,942 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_free_vi [2021-12-22 15:56:13,942 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_free_sge_resources [2021-12-22 15:56:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_free_sge_resources [2021-12-22 15:56:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-22 15:56:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-22 15:56:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-22 15:56:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-22 15:56:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-22 15:56:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-22 15:56:13,943 INFO L130 BoogieDeclarations]: Found specification of procedure t4_read_reg [2021-12-22 15:56:13,943 INFO L138 BoogieDeclarations]: Found implementation of procedure t4_read_reg [2021-12-22 15:56:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-22 15:56:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-22 15:56:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_enable_vi [2021-12-22 15:56:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_enable_vi [2021-12-22 15:56:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-22 15:56:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-22 15:56:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-22 15:56:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-22 15:56:13,944 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-22 15:56:13,944 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-22 15:56:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_poll_controller [2021-12-22 15:56:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_poll_controller [2021-12-22 15:56:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:56:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:56:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-22 15:56:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-22 15:56:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-22 15:56:13,945 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-22 15:56:13,945 INFO L130 BoogieDeclarations]: Found specification of procedure is_eth_imm [2021-12-22 15:56:13,946 INFO L138 BoogieDeclarations]: Found implementation of procedure is_eth_imm [2021-12-22 15:56:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-22 15:56:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-22 15:56:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:56:13,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:56:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-22 15:56:13,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-22 15:56:13,946 INFO L130 BoogieDeclarations]: Found specification of procedure reclaimable [2021-12-22 15:56:13,946 INFO L138 BoogieDeclarations]: Found implementation of procedure reclaimable [2021-12-22 15:56:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-22 15:56:13,947 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-22 15:56:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-22 15:56:13,947 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-22 15:56:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_intr_handler [2021-12-22 15:56:13,947 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_intr_handler [2021-12-22 15:56:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-22 15:56:13,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-22 15:56:13,947 INFO L130 BoogieDeclarations]: Found specification of procedure is_buf_mapped [2021-12-22 15:56:13,948 INFO L138 BoogieDeclarations]: Found implementation of procedure is_buf_mapped [2021-12-22 15:56:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-22 15:56:13,948 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-22 15:56:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-22 15:56:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2021-12-22 15:56:13,948 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2021-12-22 15:56:13,948 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-22 15:56:13,948 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-22 15:56:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-22 15:56:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-22 15:56:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure qtimer_val [2021-12-22 15:56:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure qtimer_val [2021-12-22 15:56:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-22 15:56:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-22 15:56:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-12-22 15:56:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-12-22 15:56:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-12-22 15:56:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-12-22 15:56:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-22 15:56:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-22 15:56:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure reg_block_dump [2021-12-22 15:56:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_block_dump [2021-12-22 15:56:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-22 15:56:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-22 15:56:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-22 15:56:13,950 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-22 15:56:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure rspq_next [2021-12-22 15:56:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure rspq_next [2021-12-22 15:56:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:56:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure dump_mbox [2021-12-22 15:56:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_mbox [2021-12-22 15:56:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure t4_write_reg [2021-12-22 15:56:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure t4_write_reg [2021-12-22 15:56:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:56:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-22 15:56:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-22 15:56:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure txq_stop [2021-12-22 15:56:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure txq_stop [2021-12-22 15:56:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_pci_shutdown [2021-12-22 15:56:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_pci_shutdown [2021-12-22 15:56:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-22 15:56:13,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-22 15:56:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:56:13,952 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:56:13,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-22 15:56:13,953 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-22 15:56:13,953 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-22 15:56:13,953 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-22 15:56:13,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-22 15:56:13,953 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-22 15:56:13,953 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-22 15:56:13,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-22 15:56:13,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-22 15:56:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-22 15:56:13,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-22 15:56:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-22 15:56:13,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-22 15:56:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 15:56:13,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 15:56:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure t4_read_reg64 [2021-12-22 15:56:13,954 INFO L138 BoogieDeclarations]: Found implementation of procedure t4_read_reg64 [2021-12-22 15:56:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-22 15:56:13,955 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-22 15:56:13,955 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2021-12-22 15:56:13,955 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2021-12-22 15:56:13,955 INFO L130 BoogieDeclarations]: Found specification of procedure free_rspq_fl [2021-12-22 15:56:13,955 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rspq_fl [2021-12-22 15:56:13,955 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-22 15:56:13,955 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-22 15:56:13,955 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-22 15:56:13,955 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-22 15:56:13,955 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-22 15:56:13,956 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-22 15:56:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_set_rxmode [2021-12-22 15:56:13,956 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_set_rxmode [2021-12-22 15:56:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-22 15:56:13,956 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-22 15:56:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-22 15:56:13,956 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-22 15:56:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-22 15:56:13,956 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-22 15:56:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 15:56:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 15:56:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_addr [2021-12-22 15:56:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_addr [2021-12-22 15:56:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_wr_mbox [2021-12-22 15:56:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_wr_mbox [2021-12-22 15:56:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:56:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure sge_queue_entries [2021-12-22 15:56:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure sge_queue_entries [2021-12-22 15:56:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-12-22 15:56:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-12-22 15:56:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_size [2021-12-22 15:56:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_size [2021-12-22 15:56:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-22 15:56:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-22 15:56:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure interfaces_get_idx [2021-12-22 15:56:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure interfaces_get_idx [2021-12-22 15:56:13,958 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-22 15:56:13,958 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-22 15:56:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-22 15:56:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-22 15:56:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-22 15:56:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-22 15:56:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-22 15:56:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-22 15:56:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-22 15:56:13,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-22 15:56:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-22 15:56:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-22 15:56:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-22 15:56:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-22 15:56:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2021-12-22 15:56:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2021-12-22 15:56:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_pci_remove [2021-12-22 15:56:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_pci_remove [2021-12-22 15:56:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-22 15:56:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-22 15:56:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_sge_alloc_rxq [2021-12-22 15:56:13,961 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_sge_alloc_rxq [2021-12-22 15:56:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:56:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-22 15:56:13,961 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-22 15:56:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-22 15:56:13,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-22 15:56:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-22 15:56:13,961 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-22 15:56:15,400 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:56:15,409 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:56:17,803 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:56:33,337 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-22 15:56:33,462 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:56:33,479 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:56:33,483 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-12-22 15:56:33,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:56:33 BoogieIcfgContainer [2021-12-22 15:56:33,488 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:56:33,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:56:33,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:56:33,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:56:33,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:56:06" (1/3) ... [2021-12-22 15:56:33,494 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fdeac2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:56:33, skipping insertion in model container [2021-12-22 15:56:33,494 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:56:12" (2/3) ... [2021-12-22 15:56:33,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fdeac2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:56:33, skipping insertion in model container [2021-12-22 15:56:33,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:56:33" (3/3) ... [2021-12-22 15:56:33,496 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i [2021-12-22 15:56:33,508 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:56:33,508 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-22 15:56:33,554 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 15:56:33,573 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 [2021-12-22 15:56:33,573 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-22 15:56:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 4063 states, 2873 states have (on average 1.2868082144100244) internal successors, (3697), 2909 states have internal predecessors, (3697), 1018 states have call successors, (1018), 171 states have call predecessors, (1018), 170 states have return successors, (1009), 1004 states have call predecessors, (1009), 1009 states have call successors, (1009) [2021-12-22 15:56:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2021-12-22 15:56:33,657 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:56:33,658 INFO L514 BasicCegarLoop]: trace histogram [59, 59, 58, 58, 58, 58, 58, 58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:56:33,658 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:56:33,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:56:33,666 INFO L85 PathProgramCache]: Analyzing trace with hash -1065652243, now seen corresponding path program 1 times [2021-12-22 15:56:33,672 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:56:33,675 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851297896] [2021-12-22 15:56:33,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:56:33,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:56:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:56:34,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:56:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:56:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:56:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:56:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:56:34,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:56:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:56:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:56:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:56:34,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:34,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:34,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:56:34,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:56:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:56:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:56:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:56:35,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:56:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:56:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:56:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:56:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:56:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:56:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:56:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:56:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:56:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:56:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:56:35,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:56:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:56:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:56:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:56:35,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:56:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:56:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:56:35,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:56:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:56:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:56:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:56:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:56:35,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:56:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:56:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:56:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:56:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:56:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:56:35,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-22 15:56:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-22 15:56:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-22 15:56:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-22 15:56:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-22 15:56:35,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:35,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-22 15:56:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-12-22 15:56:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-22 15:56:36,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-22 15:56:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-22 15:56:36,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2021-12-22 15:56:36,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2021-12-22 15:56:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-12-22 15:56:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-12-22 15:56:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-12-22 15:56:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-12-22 15:56:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:36,240 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15051 trivial. 0 not checked. [2021-12-22 15:56:36,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:56:36,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851297896] [2021-12-22 15:56:36,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851297896] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:56:36,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:56:36,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:56:36,246 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487925636] [2021-12-22 15:56:36,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:56:36,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:56:36,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:56:36,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:56:36,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:56:36,286 INFO L87 Difference]: Start difference. First operand has 4063 states, 2873 states have (on average 1.2868082144100244) internal successors, (3697), 2909 states have internal predecessors, (3697), 1018 states have call successors, (1018), 171 states have call predecessors, (1018), 170 states have return successors, (1009), 1004 states have call predecessors, (1009), 1009 states have call successors, (1009) Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2021-12-22 15:56:47,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 15:56:47,514 INFO L93 Difference]: Finished difference Result 12296 states and 17567 transitions. [2021-12-22 15:56:47,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 15:56:47,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 666 [2021-12-22 15:56:47,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 15:56:47,587 INFO L225 Difference]: With dead ends: 12296 [2021-12-22 15:56:47,587 INFO L226 Difference]: Without dead ends: 8339 [2021-12-22 15:56:47,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-22 15:56:47,621 INFO L933 BasicCegarLoop]: 6211 mSDtfsCounter, 6722 mSDsluCounter, 7492 mSDsCounter, 0 mSdLazyCounter, 3047 mSolverCounterSat, 2764 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7586 SdHoareTripleChecker+Valid, 13703 SdHoareTripleChecker+Invalid, 5811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2764 IncrementalHoareTripleChecker+Valid, 3047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2021-12-22 15:56:47,622 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7586 Valid, 13703 Invalid, 5811 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2764 Valid, 3047 Invalid, 0 Unknown, 0 Unchecked, 10.4s Time] [2021-12-22 15:56:47,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8339 states. [2021-12-22 15:56:48,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8339 to 7787. [2021-12-22 15:56:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7787 states, 5514 states have (on average 1.2714907508161044) internal successors, (7011), 5582 states have internal predecessors, (7011), 1934 states have call successors, (1934), 338 states have call predecessors, (1934), 337 states have return successors, (1931), 1921 states have call predecessors, (1931), 1931 states have call successors, (1931) [2021-12-22 15:56:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7787 states to 7787 states and 10876 transitions. [2021-12-22 15:56:48,135 INFO L78 Accepts]: Start accepts. Automaton has 7787 states and 10876 transitions. Word has length 666 [2021-12-22 15:56:48,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 15:56:48,140 INFO L470 AbstractCegarLoop]: Abstraction has 7787 states and 10876 transitions. [2021-12-22 15:56:48,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2021-12-22 15:56:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 7787 states and 10876 transitions. [2021-12-22 15:56:48,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 688 [2021-12-22 15:56:48,160 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 15:56:48,161 INFO L514 BasicCegarLoop]: trace histogram [59, 59, 58, 58, 58, 58, 58, 58, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 15:56:48,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 15:56:48,162 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 15:56:48,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 15:56:48,162 INFO L85 PathProgramCache]: Analyzing trace with hash -135887085, now seen corresponding path program 1 times [2021-12-22 15:56:48,162 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 15:56:48,163 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280200739] [2021-12-22 15:56:48,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 15:56:48,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 15:56:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-22 15:56:48,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-22 15:56:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-22 15:56:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-22 15:56:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 15:56:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-22 15:56:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-22 15:56:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-22 15:56:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-22 15:56:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-22 15:56:48,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-22 15:56:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-22 15:56:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-22 15:56:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-22 15:56:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-22 15:56:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-22 15:56:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-22 15:56:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-22 15:56:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-22 15:56:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-22 15:56:48,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-22 15:56:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:48,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-22 15:56:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-22 15:56:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-22 15:56:49,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-22 15:56:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-22 15:56:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-22 15:56:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-22 15:56:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-22 15:56:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-22 15:56:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-22 15:56:49,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-22 15:56:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-22 15:56:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-22 15:56:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-22 15:56:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-22 15:56:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-22 15:56:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-22 15:56:49,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-22 15:56:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-22 15:56:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-22 15:56:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-22 15:56:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-22 15:56:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-22 15:56:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-22 15:56:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-22 15:56:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-22 15:56:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-22 15:56:49,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-22 15:56:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-22 15:56:49,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-12-22 15:56:49,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-22 15:56:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-22 15:56:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-22 15:56:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2021-12-22 15:56:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2021-12-22 15:56:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-12-22 15:56:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-12-22 15:56:49,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 15:56:49,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-12-22 15:56:49,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-12-22 15:56:49,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 15:56:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15051 trivial. 0 not checked. [2021-12-22 15:56:49,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 15:56:49,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280200739] [2021-12-22 15:56:49,714 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280200739] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 15:56:49,715 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 15:56:49,715 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 15:56:49,715 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038702959] [2021-12-22 15:56:49,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 15:56:49,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-22 15:56:49,718 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 15:56:49,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-22 15:56:49,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-22 15:56:49,718 INFO L87 Difference]: Start difference. First operand 7787 states and 10876 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61)