./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 ae007674 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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-ae00767 [2021-12-28 05:14:15,541 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 05:14:15,544 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 05:14:15,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 05:14:15,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 05:14:15,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 05:14:15,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 05:14:15,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 05:14:15,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 05:14:15,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 05:14:15,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 05:14:15,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 05:14:15,607 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 05:14:15,609 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 05:14:15,610 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 05:14:15,612 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 05:14:15,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 05:14:15,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 05:14:15,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 05:14:15,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 05:14:15,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 05:14:15,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 05:14:15,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 05:14:15,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 05:14:15,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 05:14:15,632 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 05:14:15,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 05:14:15,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 05:14:15,634 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 05:14:15,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 05:14:15,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 05:14:15,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 05:14:15,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 05:14:15,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 05:14:15,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 05:14:15,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 05:14:15,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 05:14:15,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 05:14:15,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 05:14:15,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 05:14:15,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 05:14:15,646 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 05:14:15,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 05:14:15,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 05:14:15,683 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 05:14:15,684 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 05:14:15,685 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 05:14:15,685 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 05:14:15,686 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 05:14:15,686 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 05:14:15,686 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 05:14:15,687 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 05:14:15,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 05:14:15,688 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 05:14:15,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 05:14:15,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 05:14:15,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 05:14:15,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 05:14:15,689 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 05:14:15,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 05:14:15,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 05:14:15,689 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 05:14:15,690 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 05:14:15,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:14:15,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 05:14:15,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 05:14:15,690 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 05:14:15,691 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 05:14:15,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 05:14:15,691 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 05:14:15,691 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 05:14:15,692 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 05:14:15,692 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af0382669342cd1b96ae06a23957b47efa45a6d5fd31066fb67e67230764554c [2021-12-28 05:14:16,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 05:14:16,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 05:14:16,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 05:14:16,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 05:14:16,047 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 05:14:16,048 INFO L432 ainManager$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 [2021-12-28 05:14:16,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aab1165a/bc9c1f0c35ee4a86b1bb61716cfcc818/FLAGf9bd1df83 [2021-12-28 05:14:17,151 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 05:14:17,152 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 [2021-12-28 05:14:17,240 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aab1165a/bc9c1f0c35ee4a86b1bb61716cfcc818/FLAGf9bd1df83 [2021-12-28 05:14:17,441 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4aab1165a/bc9c1f0c35ee4a86b1bb61716cfcc818 [2021-12-28 05:14:17,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 05:14:17,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 05:14:17,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 05:14:17,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 05:14:17,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 05:14:17,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:14:17" (1/1) ... [2021-12-28 05:14:17,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21628a97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:17, skipping insertion in model container [2021-12-28 05:14:17,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 05:14:17" (1/1) ... [2021-12-28 05:14:17,458 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 05:14:17,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 05:14:23,714 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] [2021-12-28 05:14:23,716 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] [2021-12-28 05:14:23,716 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] [2021-12-28 05:14:23,717 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] [2021-12-28 05:14:23,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:14:23,846 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 05:14:24,785 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] [2021-12-28 05:14:24,792 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] [2021-12-28 05:14:24,792 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] [2021-12-28 05:14:24,792 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] [2021-12-28 05:14:24,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 05:14:25,271 INFO L208 MainTranslator]: Completed translation [2021-12-28 05:14:25,272 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25 WrapperNode [2021-12-28 05:14:25,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 05:14:25,273 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 05:14:25,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 05:14:25,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 05:14:25,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:25,488 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:25,849 INFO L137 Inliner]: procedures = 659, calls = 5655, calls flagged for inlining = 410, calls inlined = 370, statements flattened = 14290 [2021-12-28 05:14:25,850 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 05:14:25,851 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 05:14:25,851 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 05:14:25,851 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 05:14:25,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:25,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:25,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:25,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:26,186 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:26,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:26,344 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:26,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 05:14:26,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 05:14:26,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 05:14:26,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 05:14:26,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (1/1) ... [2021-12-28 05:14:26,510 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 05:14:26,534 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 05:14:26,581 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-28 05:14:26,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-28 05:14:26,706 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_sge_intr_msix [2021-12-28 05:14:26,719 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_sge_intr_msix [2021-12-28 05:14:26,719 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_set_params [2021-12-28 05:14:26,720 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_set_params [2021-12-28 05:14:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-28 05:14:26,720 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-28 05:14:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 05:14:26,720 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 05:14:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-28 05:14:26,720 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-28 05:14:26,720 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_get_regs_len [2021-12-28 05:14:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_get_regs_len [2021-12-28 05:14:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-28 05:14:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-28 05:14:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_open [2021-12-28 05:14:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_open [2021-12-28 05:14:26,721 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2021-12-28 05:14:26,721 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2021-12-28 05:14:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-28 05:14:26,722 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-28 05:14:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure refill_fl [2021-12-28 05:14:26,722 INFO L138 BoogieDeclarations]: Found implementation of procedure refill_fl [2021-12-28 05:14:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 05:14:26,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 05:14:26,722 INFO L130 BoogieDeclarations]: Found specification of procedure free_rx_bufs [2021-12-28 05:14:26,723 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rx_bufs [2021-12-28 05:14:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-28 05:14:26,723 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-28 05:14:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-28 05:14:26,723 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-28 05:14:26,723 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-28 05:14:26,723 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-28 05:14:26,724 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-28 05:14:26,724 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-28 05:14:26,724 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-28 05:14:26,725 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-28 05:14:26,725 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_debugfs [2021-12-28 05:14:26,725 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_debugfs [2021-12-28 05:14:26,725 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_query_params [2021-12-28 05:14:26,725 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_query_params [2021-12-28 05:14:26,726 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-12-28 05:14:26,726 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-12-28 05:14:26,726 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 05:14:26,726 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 05:14:26,726 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_sw_desc [2021-12-28 05:14:26,727 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_sw_desc [2021-12-28 05:14:26,727 INFO L130 BoogieDeclarations]: Found specification of procedure poison_buf [2021-12-28 05:14:26,727 INFO L138 BoogieDeclarations]: Found implementation of procedure poison_buf [2021-12-28 05:14:26,727 INFO L130 BoogieDeclarations]: Found specification of procedure is_t4 [2021-12-28 05:14:26,727 INFO L138 BoogieDeclarations]: Found implementation of procedure is_t4 [2021-12-28 05:14:26,728 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 05:14:26,728 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 05:14:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-28 05:14:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-28 05:14:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-28 05:14:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-28 05:14:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-28 05:14:26,729 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-28 05:14:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-28 05:14:26,730 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-28 05:14:26,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-28 05:14:26,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-28 05:14:26,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 05:14:26,731 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-28 05:14:26,731 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-28 05:14:26,731 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-28 05:14:26,732 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-28 05:14:26,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-28 05:14:26,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-28 05:14:26,732 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-12-28 05:14:26,732 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-12-28 05:14:26,732 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-28 05:14:26,732 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-28 05:14:26,733 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-28 05:14:26,733 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-28 05:14:26,733 INFO L130 BoogieDeclarations]: Found specification of procedure sge_qstats_entries [2021-12-28 05:14:26,733 INFO L138 BoogieDeclarations]: Found implementation of procedure sge_qstats_entries [2021-12-28 05:14:26,733 INFO L130 BoogieDeclarations]: Found specification of procedure fl_cap [2021-12-28 05:14:26,733 INFO L138 BoogieDeclarations]: Found implementation of procedure fl_cap [2021-12-28 05:14:26,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 05:14:26,733 INFO L130 BoogieDeclarations]: Found specification of procedure is_new_response [2021-12-28 05:14:26,734 INFO L138 BoogieDeclarations]: Found implementation of procedure is_new_response [2021-12-28 05:14:26,734 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-28 05:14:26,734 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-28 05:14:26,734 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-28 05:14:26,735 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-28 05:14:26,735 INFO L130 BoogieDeclarations]: Found specification of procedure qenable [2021-12-28 05:14:26,735 INFO L138 BoogieDeclarations]: Found implementation of procedure qenable [2021-12-28 05:14:26,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-28 05:14:26,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-28 05:14:26,735 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-28 05:14:26,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-28 05:14:26,736 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2021-12-28 05:14:26,736 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2021-12-28 05:14:26,736 INFO L130 BoogieDeclarations]: Found specification of procedure is_10g_port [2021-12-28 05:14:26,737 INFO L138 BoogieDeclarations]: Found implementation of procedure is_10g_port [2021-12-28 05:14:26,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 05:14:26,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-28 05:14:26,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-28 05:14:26,741 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-12-28 05:14:26,741 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-12-28 05:14:26,741 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header_len [2021-12-28 05:14:26,741 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header_len [2021-12-28 05:14:26,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 05:14:26,741 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_get_port_stats [2021-12-28 05:14:26,742 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_get_port_stats [2021-12-28 05:14:26,742 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_ring [2021-12-28 05:14:26,742 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_ring [2021-12-28 05:14:26,742 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-28 05:14:26,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-28 05:14:26,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-28 05:14:26,743 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-28 05:14:26,743 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_alloc_mac_filt [2021-12-28 05:14:26,744 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_alloc_mac_filt [2021-12-28 05:14:26,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-28 05:14:26,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-28 05:14:26,747 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-28 05:14:26,747 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-28 05:14:26,748 INFO L130 BoogieDeclarations]: Found specification of procedure free_tx_desc [2021-12-28 05:14:26,748 INFO L138 BoogieDeclarations]: Found implementation of procedure free_tx_desc [2021-12-28 05:14:26,748 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_wr_mbox_core [2021-12-28 05:14:26,748 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_wr_mbox_core [2021-12-28 05:14:26,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-28 05:14:26,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-28 05:14:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2021-12-28 05:14:26,754 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2021-12-28 05:14:26,754 INFO L130 BoogieDeclarations]: Found specification of procedure netdev2adap [2021-12-28 05:14:26,767 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev2adap [2021-12-28 05:14:26,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-28 05:14:26,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-28 05:14:26,768 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-28 05:14:26,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-28 05:14:26,768 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-12-28 05:14:26,768 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-12-28 05:14:26,768 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_set_rxmode [2021-12-28 05:14:26,768 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_set_rxmode [2021-12-28 05:14:26,768 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-28 05:14:26,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-28 05:14:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_cxgb4vf_module_exit_22_2 [2021-12-28 05:14:26,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_cxgb4vf_module_exit_22_2 [2021-12-28 05:14:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure core_ticks_to_us [2021-12-28 05:14:26,769 INFO L138 BoogieDeclarations]: Found implementation of procedure core_ticks_to_us [2021-12-28 05:14:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure init_rspq [2021-12-28 05:14:26,769 INFO L138 BoogieDeclarations]: Found implementation of procedure init_rspq [2021-12-28 05:14:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 05:14:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-28 05:14:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-28 05:14:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-28 05:14:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-28 05:14:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure adap2pinfo [2021-12-28 05:14:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure adap2pinfo [2021-12-28 05:14:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2021-12-28 05:14:26,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2021-12-28 05:14:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-12-28 05:14:26,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-12-28 05:14:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-28 05:14:26,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-28 05:14:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-28 05:14:26,771 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-28 05:14:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 05:14:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-28 05:14:26,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-28 05:14:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_stop [2021-12-28 05:14:26,772 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_stop [2021-12-28 05:14:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 05:14:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_open [2021-12-28 05:14:26,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_open [2021-12-28 05:14:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 05:14:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:14:26,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 05:14:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-28 05:14:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-28 05:14:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_change_mac [2021-12-28 05:14:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_change_mac [2021-12-28 05:14:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:14:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-28 05:14:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure fl_starving [2021-12-28 05:14:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure fl_starving [2021-12-28 05:14:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure adapter_down [2021-12-28 05:14:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure adapter_down [2021-12-28 05:14:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-28 05:14:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-28 05:14:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure netdev2pinfo [2021-12-28 05:14:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev2pinfo [2021-12-28 05:14:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_free_vi [2021-12-28 05:14:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_free_vi [2021-12-28 05:14:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_free_sge_resources [2021-12-28 05:14:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_free_sge_resources [2021-12-28 05:14:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-28 05:14:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-28 05:14:26,776 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-28 05:14:26,776 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-28 05:14:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 05:14:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 05:14:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure t4_read_reg [2021-12-28 05:14:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure t4_read_reg [2021-12-28 05:14:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-28 05:14:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-28 05:14:26,777 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_enable_vi [2021-12-28 05:14:26,777 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_enable_vi [2021-12-28 05:14:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-28 05:14:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-28 05:14:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-28 05:14:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-28 05:14:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-28 05:14:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-28 05:14:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_poll_controller [2021-12-28 05:14:26,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_poll_controller [2021-12-28 05:14:26,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 05:14:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 05:14:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-28 05:14:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-28 05:14:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-28 05:14:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-28 05:14:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure is_eth_imm [2021-12-28 05:14:26,779 INFO L138 BoogieDeclarations]: Found implementation of procedure is_eth_imm [2021-12-28 05:14:26,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 05:14:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 05:14:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 05:14:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 05:14:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 05:14:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-28 05:14:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure reclaimable [2021-12-28 05:14:26,780 INFO L138 BoogieDeclarations]: Found implementation of procedure reclaimable [2021-12-28 05:14:26,780 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-28 05:14:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-28 05:14:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-28 05:14:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-28 05:14:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_intr_handler [2021-12-28 05:14:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_intr_handler [2021-12-28 05:14:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-28 05:14:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-28 05:14:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure is_buf_mapped [2021-12-28 05:14:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure is_buf_mapped [2021-12-28 05:14:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-28 05:14:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-28 05:14:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 05:14:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_bits [2021-12-28 05:14:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_bits [2021-12-28 05:14:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-28 05:14:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-28 05:14:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-28 05:14:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-28 05:14:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure qtimer_val [2021-12-28 05:14:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure qtimer_val [2021-12-28 05:14:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-28 05:14:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-28 05:14:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-12-28 05:14:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-12-28 05:14:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-12-28 05:14:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-12-28 05:14:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-28 05:14:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-28 05:14:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure reg_block_dump [2021-12-28 05:14:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_block_dump [2021-12-28 05:14:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-12-28 05:14:26,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-12-28 05:14:26,788 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-28 05:14:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-28 05:14:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure rspq_next [2021-12-28 05:14:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure rspq_next [2021-12-28 05:14:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 05:14:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure dump_mbox [2021-12-28 05:14:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_mbox [2021-12-28 05:14:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure t4_write_reg [2021-12-28 05:14:26,789 INFO L138 BoogieDeclarations]: Found implementation of procedure t4_write_reg [2021-12-28 05:14:26,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 05:14:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-28 05:14:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-28 05:14:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure txq_stop [2021-12-28 05:14:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure txq_stop [2021-12-28 05:14:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_pci_shutdown [2021-12-28 05:14:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_pci_shutdown [2021-12-28 05:14:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-28 05:14:26,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-28 05:14:26,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 05:14:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 05:14:26,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-12-28 05:14:26,791 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-28 05:14:26,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-28 05:14:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-28 05:14:26,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-28 05:14:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-28 05:14:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-28 05:14:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-28 05:14:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-28 05:14:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-28 05:14:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-28 05:14:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-28 05:14:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-28 05:14:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-28 05:14:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-28 05:14:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure t4_read_reg64 [2021-12-28 05:14:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure t4_read_reg64 [2021-12-28 05:14:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-28 05:14:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-28 05:14:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2021-12-28 05:14:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2021-12-28 05:14:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure free_rspq_fl [2021-12-28 05:14:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rspq_fl [2021-12-28 05:14:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-28 05:14:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-28 05:14:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-28 05:14:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-28 05:14:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-28 05:14:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-28 05:14:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_set_rxmode [2021-12-28 05:14:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_set_rxmode [2021-12-28 05:14:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-28 05:14:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-28 05:14:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-28 05:14:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-28 05:14:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-28 05:14:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-28 05:14:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 05:14:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 05:14:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_addr [2021-12-28 05:14:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_addr [2021-12-28 05:14:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_wr_mbox [2021-12-28 05:14:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_wr_mbox [2021-12-28 05:14:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 05:14:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure sge_queue_entries [2021-12-28 05:14:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure sge_queue_entries [2021-12-28 05:14:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-12-28 05:14:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-12-28 05:14:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure get_buf_size [2021-12-28 05:14:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure get_buf_size [2021-12-28 05:14:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 05:14:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 05:14:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure interfaces_get_idx [2021-12-28 05:14:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure interfaces_get_idx [2021-12-28 05:14:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-28 05:14:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-28 05:14:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-12-28 05:14:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-12-28 05:14:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-28 05:14:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-28 05:14:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-28 05:14:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-28 05:14:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-28 05:14:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-28 05:14:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 05:14:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-28 05:14:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-28 05:14:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-28 05:14:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_master [2021-12-28 05:14:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_master [2021-12-28 05:14:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure cxgb4vf_pci_remove [2021-12-28 05:14:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cxgb4vf_pci_remove [2021-12-28 05:14:26,815 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-28 05:14:26,815 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-28 05:14:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure t4vf_sge_alloc_rxq [2021-12-28 05:14:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure t4vf_sge_alloc_rxq [2021-12-28 05:14:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 05:14:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-28 05:14:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-28 05:14:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 05:14:26,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 05:14:26,816 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-28 05:14:26,817 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-28 05:14:28,221 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 05:14:28,225 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 05:14:30,543 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 05:14:46,680 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-28 05:14:46,773 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 05:14:46,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 05:14:46,806 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-12-28 05:14:46,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:14:46 BoogieIcfgContainer [2021-12-28 05:14:46,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 05:14:46,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 05:14:46,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 05:14:46,817 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 05:14:46,817 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 05:14:17" (1/3) ... [2021-12-28 05:14:46,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545d8a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:14:46, skipping insertion in model container [2021-12-28 05:14:46,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 05:14:25" (2/3) ... [2021-12-28 05:14:46,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@545d8a6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 05:14:46, skipping insertion in model container [2021-12-28 05:14:46,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 05:14:46" (3/3) ... [2021-12-28 05:14:46,819 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-chelsio-cxgb4vf-cxgb4vf.cil.i [2021-12-28 05:14:46,824 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 05:14:46,824 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-28 05:14:46,888 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 05:14:46,899 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-28 05:14:46,899 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-28 05:14:46,978 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) [2021-12-28 05:14:47,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 667 [2021-12-28 05:14:47,008 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:14:47,009 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] [2021-12-28 05:14:47,010 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:14:47,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:14:47,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1065652243, now seen corresponding path program 1 times [2021-12-28 05:14:47,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:14:47,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065694050] [2021-12-28 05:14:47,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:14:47,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:14:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:14:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:14:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:14:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:14:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:14:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:14:48,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:14:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:14:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:14:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:14:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:14:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:14:48,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:14:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:14:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:14:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:14:48,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:14:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:14:48,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:14:48,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:14:48,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:14:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:14:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:14:48,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:14:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:14:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:14:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:14:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:14:48,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:48,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:14:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:14:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:14:49,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:14:49,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:14:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:14:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:14:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:14:49,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-28 05:14:49,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-28 05:14:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-28 05:14:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-28 05:14:49,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-28 05:14:49,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-28 05:14:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-28 05:14:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-28 05:14:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-28 05:14:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-28 05:14:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-28 05:14:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-28 05:14:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-28 05:14:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-28 05:14:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-12-28 05:14:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-28 05:14:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-28 05:14:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-28 05:14:49,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2021-12-28 05:14:49,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2021-12-28 05:14:49,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-12-28 05:14:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-12-28 05:14:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:14:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-12-28 05:14:49,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-12-28 05:14:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:14:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15051 trivial. 0 not checked. [2021-12-28 05:14:49,838 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:14:49,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065694050] [2021-12-28 05:14:49,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065694050] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:14:49,839 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:14:49,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:14:49,841 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654531708] [2021-12-28 05:14:49,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:14:49,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:14:49,846 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:14:49,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:14:49,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:14:49,880 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) [2021-12-28 05:15:00,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 05:15:00,916 INFO L93 Difference]: Finished difference Result 12296 states and 17567 transitions. [2021-12-28 05:15:00,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 05:15:00,918 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 [2021-12-28 05:15:00,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 05:15:01,009 INFO L225 Difference]: With dead ends: 12296 [2021-12-28 05:15:01,009 INFO L226 Difference]: Without dead ends: 8339 [2021-12-28 05:15:01,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 241 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 05:15:01,052 INFO L933 BasicCegarLoop]: 6212 mSDtfsCounter, 6722 mSDsluCounter, 6720 mSDsCounter, 0 mSdLazyCounter, 3820 mSolverCounterSat, 2764 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7585 SdHoareTripleChecker+Valid, 12932 SdHoareTripleChecker+Invalid, 6584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2764 IncrementalHoareTripleChecker+Valid, 3820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2021-12-28 05:15:01,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7585 Valid, 12932 Invalid, 6584 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2764 Valid, 3820 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2021-12-28 05:15:01,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8339 states. [2021-12-28 05:15:01,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8339 to 7787. [2021-12-28 05:15:01,575 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) [2021-12-28 05:15:01,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7787 states to 7787 states and 10876 transitions. [2021-12-28 05:15:01,622 INFO L78 Accepts]: Start accepts. Automaton has 7787 states and 10876 transitions. Word has length 666 [2021-12-28 05:15:01,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 05:15:01,624 INFO L470 AbstractCegarLoop]: Abstraction has 7787 states and 10876 transitions. [2021-12-28 05:15:01,625 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) [2021-12-28 05:15:01,625 INFO L276 IsEmpty]: Start isEmpty. Operand 7787 states and 10876 transitions. [2021-12-28 05:15:01,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 688 [2021-12-28 05:15:01,646 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 05:15:01,647 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] [2021-12-28 05:15:01,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 05:15:01,648 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 05:15:01,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 05:15:01,648 INFO L85 PathProgramCache]: Analyzing trace with hash -135887085, now seen corresponding path program 1 times [2021-12-28 05:15:01,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 05:15:01,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945224748] [2021-12-28 05:15:01,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 05:15:01,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 05:15:01,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-28 05:15:02,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-28 05:15:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-28 05:15:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-28 05:15:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-28 05:15:02,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-28 05:15:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-28 05:15:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-28 05:15:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-28 05:15:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-28 05:15:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-28 05:15:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-28 05:15:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-28 05:15:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-28 05:15:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-28 05:15:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 05:15:02,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-28 05:15:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-28 05:15:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-28 05:15:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-28 05:15:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-28 05:15:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-28 05:15:02,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-28 05:15:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-28 05:15:02,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-28 05:15:02,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-28 05:15:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-28 05:15:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-28 05:15:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-28 05:15:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-28 05:15:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-28 05:15:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-28 05:15:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-12-28 05:15:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-12-28 05:15:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-12-28 05:15:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-12-28 05:15:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-28 05:15:02,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-12-28 05:15:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-12-28 05:15:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-12-28 05:15:02,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-12-28 05:15:02,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-12-28 05:15:02,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-12-28 05:15:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-12-28 05:15:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:02,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-12-28 05:15:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-12-28 05:15:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-12-28 05:15:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-12-28 05:15:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-12-28 05:15:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-12-28 05:15:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2021-12-28 05:15:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-12-28 05:15:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 575 [2021-12-28 05:15:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 586 [2021-12-28 05:15:03,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 597 [2021-12-28 05:15:03,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 608 [2021-12-28 05:15:03,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 619 [2021-12-28 05:15:03,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-12-28 05:15:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 05:15:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 643 [2021-12-28 05:15:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-12-28 05:15:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 05:15:03,351 INFO L134 CoverageAnalysis]: Checked inductivity of 15051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15051 trivial. 0 not checked. [2021-12-28 05:15:03,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 05:15:03,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945224748] [2021-12-28 05:15:03,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945224748] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 05:15:03,352 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 05:15:03,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 05:15:03,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781739000] [2021-12-28 05:15:03,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 05:15:03,355 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 05:15:03,355 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 05:15:03,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 05:15:03,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 05:15:03,356 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)