./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e19ca921 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:48:08,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:48:08,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:48:08,124 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:48:08,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:48:08,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:48:08,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:48:08,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:48:08,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:48:08,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:48:08,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:48:08,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:48:08,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:48:08,155 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:48:08,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:48:08,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:48:08,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:48:08,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:48:08,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:48:08,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:48:08,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:48:08,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:48:08,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:48:08,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:48:08,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:48:08,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:48:08,174 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:48:08,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:48:08,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:48:08,176 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:48:08,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:48:08,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:48:08,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:48:08,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:48:08,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:48:08,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:48:08,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:48:08,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:48:08,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:48:08,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:48:08,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:48:08,181 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 14:48:08,195 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:48:08,195 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:48:08,195 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:48:08,195 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:48:08,196 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:48:08,196 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:48:08,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:48:08,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:48:08,197 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:48:08,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:48:08,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 14:48:08,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:48:08,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:48:08,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:48:08,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:48:08,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:48:08,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:48:08,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:48:08,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:48:08,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:48:08,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:48:08,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:48:08,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:48:08,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:48:08,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:48:08,200 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 14:48:08,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 14:48:08,200 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:48:08,201 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:48:08,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:48:08,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:48:08,201 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-12-22 14:48:08,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:48:08,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:48:08,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:48:08,398 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:48:08,398 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:48:08,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-22 14:48:08,442 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b91d83760/2d3063a3c00941c08074255313207c79/FLAG18043b0dc [2021-12-22 14:48:08,943 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:48:08,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-22 14:48:08,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b91d83760/2d3063a3c00941c08074255313207c79/FLAG18043b0dc [2021-12-22 14:48:09,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b91d83760/2d3063a3c00941c08074255313207c79 [2021-12-22 14:48:09,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:48:09,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:48:09,475 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:48:09,475 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:48:09,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:48:09,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:48:09" (1/1) ... [2021-12-22 14:48:09,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b5f5891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:09, skipping insertion in model container [2021-12-22 14:48:09,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:48:09" (1/1) ... [2021-12-22 14:48:09,482 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:48:09,516 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:48:09,943 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-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-22 14:48:10,143 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:48:10,156 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:48:10,198 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-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-22 14:48:10,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:48:10,274 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:48:10,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10 WrapperNode [2021-12-22 14:48:10,276 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:48:10,276 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:48:10,277 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:48:10,277 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:48:10,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,359 INFO L137 Inliner]: procedures = 117, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 841 [2021-12-22 14:48:10,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:48:10,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:48:10,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:48:10,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:48:10,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,388 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,454 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:48:10,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:48:10,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:48:10,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:48:10,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (1/1) ... [2021-12-22 14:48:10,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:48:10,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:10,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 14:48:10,512 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 14:48:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-22 14:48:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-22 14:48:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:48:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:48:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 14:48:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-12-22 14:48:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-12-22 14:48:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-12-22 14:48:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-12-22 14:48:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-12-22 14:48:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-12-22 14:48:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-12-22 14:48:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-12-22 14:48:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-12-22 14:48:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-12-22 14:48:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-12-22 14:48:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-12-22 14:48:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:48:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:48:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-12-22 14:48:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-12-22 14:48:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-22 14:48:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-22 14:48:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:48:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:48:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-12-22 14:48:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-12-22 14:48:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 14:48:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:48:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:48:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-12-22 14:48:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-12-22 14:48:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-12-22 14:48:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-12-22 14:48:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-12-22 14:48:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-12-22 14:48:10,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:48:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:48:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:48:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:48:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-12-22 14:48:10,539 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-12-22 14:48:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:48:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-22 14:48:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-22 14:48:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:48:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 14:48:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 14:48:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-22 14:48:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-22 14:48:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 14:48:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 14:48:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-22 14:48:10,541 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-22 14:48:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:48:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-12-22 14:48:10,542 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-12-22 14:48:10,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:48:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-22 14:48:10,543 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-22 14:48:10,543 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-12-22 14:48:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-12-22 14:48:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-12-22 14:48:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-12-22 14:48:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 14:48:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-12-22 14:48:10,544 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-12-22 14:48:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 14:48:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 14:48:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-12-22 14:48:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-12-22 14:48:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:48:10,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:48:10,858 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:48:10,859 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:48:11,028 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:48:11,312 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:48:11,318 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:48:11,318 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:48:11,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:48:11 BoogieIcfgContainer [2021-12-22 14:48:11,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:48:11,321 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:48:11,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:48:11,323 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:48:11,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:48:09" (1/3) ... [2021-12-22 14:48:11,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@653a2642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:48:11, skipping insertion in model container [2021-12-22 14:48:11,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:10" (2/3) ... [2021-12-22 14:48:11,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@653a2642 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:48:11, skipping insertion in model container [2021-12-22 14:48:11,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:48:11" (3/3) ... [2021-12-22 14:48:11,325 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-22 14:48:11,328 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:48:11,328 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:48:11,382 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:48:11,386 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 14:48:11,386 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:48:11,400 INFO L276 IsEmpty]: Start isEmpty. Operand has 383 states, 272 states have (on average 1.338235294117647) internal successors, (364), 282 states have internal predecessors, (364), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-12-22 14:48:11,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-22 14:48:11,407 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:11,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:11,408 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:11,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:11,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1694914091, now seen corresponding path program 1 times [2021-12-22 14:48:11,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:11,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921639761] [2021-12-22 14:48:11,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:11,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:11,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:11,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:11,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:11,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-22 14:48:11,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:11,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:11,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:11,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 14:48:11,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:11,613 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921639761] [2021-12-22 14:48:11,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921639761] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:11,613 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:11,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:48:11,614 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809144555] [2021-12-22 14:48:11,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:11,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:11,617 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:11,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:11,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:11,635 INFO L87 Difference]: Start difference. First operand has 383 states, 272 states have (on average 1.338235294117647) internal successors, (364), 282 states have internal predecessors, (364), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-22 14:48:11,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:11,925 INFO L93 Difference]: Finished difference Result 728 states and 1028 transitions. [2021-12-22 14:48:11,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 14:48:11,927 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-12-22 14:48:11,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:11,935 INFO L225 Difference]: With dead ends: 728 [2021-12-22 14:48:11,935 INFO L226 Difference]: Without dead ends: 335 [2021-12-22 14:48:11,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:48:11,941 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 607 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 635 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:11,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [635 Valid, 550 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-22 14:48:11,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2021-12-22 14:48:11,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 261. [2021-12-22 14:48:11,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 189 states have (on average 1.2751322751322751) internal successors, (241), 190 states have internal predecessors, (241), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-12-22 14:48:11,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 336 transitions. [2021-12-22 14:48:11,982 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 336 transitions. Word has length 39 [2021-12-22 14:48:11,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:11,983 INFO L470 AbstractCegarLoop]: Abstraction has 261 states and 336 transitions. [2021-12-22 14:48:11,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-22 14:48:11,983 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 336 transitions. [2021-12-22 14:48:11,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-12-22 14:48:11,986 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:11,986 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:11,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-22 14:48:11,987 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:11,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:11,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1625989988, now seen corresponding path program 1 times [2021-12-22 14:48:11,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:11,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1224966678] [2021-12-22 14:48:11,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:11,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:12,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:12,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-22 14:48:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:12,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:12,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:12,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:48:12,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:12,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:12,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:12,090 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:12,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:12,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1224966678] [2021-12-22 14:48:12,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1224966678] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:12,090 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:12,090 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 14:48:12,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580953575] [2021-12-22 14:48:12,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:12,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:12,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:12,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:12,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:48:12,093 INFO L87 Difference]: Start difference. First operand 261 states and 336 transitions. Second operand has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:12,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:12,887 INFO L93 Difference]: Finished difference Result 928 states and 1243 transitions. [2021-12-22 14:48:12,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-22 14:48:12,887 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 55 [2021-12-22 14:48:12,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:12,896 INFO L225 Difference]: With dead ends: 928 [2021-12-22 14:48:12,896 INFO L226 Difference]: Without dead ends: 674 [2021-12-22 14:48:12,897 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-12-22 14:48:12,900 INFO L933 BasicCegarLoop]: 492 mSDtfsCounter, 562 mSDsluCounter, 1427 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:12,902 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [604 Valid, 1919 Invalid, 1070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 900 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-22 14:48:12,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2021-12-22 14:48:12,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 530. [2021-12-22 14:48:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 382 states have (on average 1.2696335078534031) internal successors, (485), 389 states have internal predecessors, (485), 95 states have call successors, (95), 48 states have call predecessors, (95), 52 states have return successors, (111), 94 states have call predecessors, (111), 94 states have call successors, (111) [2021-12-22 14:48:12,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 691 transitions. [2021-12-22 14:48:12,969 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 691 transitions. Word has length 55 [2021-12-22 14:48:12,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:12,969 INFO L470 AbstractCegarLoop]: Abstraction has 530 states and 691 transitions. [2021-12-22 14:48:12,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.857142857142857) internal successors, (34), 4 states have internal predecessors, (34), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:12,969 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 691 transitions. [2021-12-22 14:48:12,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-12-22 14:48:12,977 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:12,978 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:12,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-22 14:48:12,978 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:12,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:12,979 INFO L85 PathProgramCache]: Analyzing trace with hash -1635013273, now seen corresponding path program 1 times [2021-12-22 14:48:12,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:12,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258997779] [2021-12-22 14:48:12,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:12,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:13,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:48:13,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:48:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,085 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:13,085 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:13,085 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258997779] [2021-12-22 14:48:13,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258997779] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:13,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:13,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:48:13,086 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692833865] [2021-12-22 14:48:13,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:13,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:13,086 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:13,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:13,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:13,087 INFO L87 Difference]: Start difference. First operand 530 states and 691 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:13,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:13,467 INFO L93 Difference]: Finished difference Result 1456 states and 1933 transitions. [2021-12-22 14:48:13,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:48:13,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 57 [2021-12-22 14:48:13,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:13,471 INFO L225 Difference]: With dead ends: 1456 [2021-12-22 14:48:13,487 INFO L226 Difference]: Without dead ends: 933 [2021-12-22 14:48:13,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:48:13,489 INFO L933 BasicCegarLoop]: 362 mSDtfsCounter, 494 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 746 SdHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:13,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 746 Invalid, 484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-22 14:48:13,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 933 states. [2021-12-22 14:48:13,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 933 to 741. [2021-12-22 14:48:13,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 544 states have (on average 1.2794117647058822) internal successors, (696), 557 states have internal predecessors, (696), 126 states have call successors, (126), 66 states have call predecessors, (126), 70 states have return successors, (142), 121 states have call predecessors, (142), 125 states have call successors, (142) [2021-12-22 14:48:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 964 transitions. [2021-12-22 14:48:13,525 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 964 transitions. Word has length 57 [2021-12-22 14:48:13,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:13,525 INFO L470 AbstractCegarLoop]: Abstraction has 741 states and 964 transitions. [2021-12-22 14:48:13,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 964 transitions. [2021-12-22 14:48:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-12-22 14:48:13,527 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:13,527 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:13,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-22 14:48:13,528 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:13,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:13,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1103730740, now seen corresponding path program 1 times [2021-12-22 14:48:13,528 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:13,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926881829] [2021-12-22 14:48:13,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:13,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-22 14:48:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:13,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 14:48:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:13,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:13,602 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:13,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:13,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926881829] [2021-12-22 14:48:13,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926881829] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:13,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:13,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 14:48:13,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727015004] [2021-12-22 14:48:13,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:13,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:13,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:13,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:13,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:48:13,604 INFO L87 Difference]: Start difference. First operand 741 states and 964 transitions. Second operand has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:13,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:13,980 INFO L93 Difference]: Finished difference Result 1686 states and 2233 transitions. [2021-12-22 14:48:13,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-22 14:48:13,981 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 58 [2021-12-22 14:48:13,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:13,985 INFO L225 Difference]: With dead ends: 1686 [2021-12-22 14:48:13,985 INFO L226 Difference]: Without dead ends: 962 [2021-12-22 14:48:13,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-12-22 14:48:13,989 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 574 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 376 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:13,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 1015 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 376 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-22 14:48:13,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 962 states. [2021-12-22 14:48:14,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 962 to 749. [2021-12-22 14:48:14,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 552 states have (on average 1.2717391304347827) internal successors, (702), 563 states have internal predecessors, (702), 124 states have call successors, (124), 68 states have call predecessors, (124), 72 states have return successors, (140), 121 states have call predecessors, (140), 123 states have call successors, (140) [2021-12-22 14:48:14,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 966 transitions. [2021-12-22 14:48:14,027 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 966 transitions. Word has length 58 [2021-12-22 14:48:14,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:14,028 INFO L470 AbstractCegarLoop]: Abstraction has 749 states and 966 transitions. [2021-12-22 14:48:14,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.285714285714286) internal successors, (37), 4 states have internal predecessors, (37), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:14,028 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 966 transitions. [2021-12-22 14:48:14,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-12-22 14:48:14,031 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:14,031 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:14,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-22 14:48:14,031 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:14,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:14,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1829984329, now seen corresponding path program 1 times [2021-12-22 14:48:14,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:14,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665640367] [2021-12-22 14:48:14,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:14,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-22 14:48:14,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:48:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,127 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:14,127 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:14,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665640367] [2021-12-22 14:48:14,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665640367] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:14,127 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:14,128 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 14:48:14,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000821836] [2021-12-22 14:48:14,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:14,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:14,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:14,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:14,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:48:14,130 INFO L87 Difference]: Start difference. First operand 749 states and 966 transitions. Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:14,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:14,549 INFO L93 Difference]: Finished difference Result 1702 states and 2227 transitions. [2021-12-22 14:48:14,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-22 14:48:14,549 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 56 [2021-12-22 14:48:14,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:14,554 INFO L225 Difference]: With dead ends: 1702 [2021-12-22 14:48:14,554 INFO L226 Difference]: Without dead ends: 970 [2021-12-22 14:48:14,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-12-22 14:48:14,557 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 464 mSDsluCounter, 749 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:14,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 1075 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-22 14:48:14,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 970 states. [2021-12-22 14:48:14,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 970 to 757. [2021-12-22 14:48:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 757 states, 560 states have (on average 1.2642857142857142) internal successors, (708), 569 states have internal predecessors, (708), 122 states have call successors, (122), 70 states have call predecessors, (122), 74 states have return successors, (138), 121 states have call predecessors, (138), 121 states have call successors, (138) [2021-12-22 14:48:14,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 757 states and 968 transitions. [2021-12-22 14:48:14,589 INFO L78 Accepts]: Start accepts. Automaton has 757 states and 968 transitions. Word has length 56 [2021-12-22 14:48:14,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:14,589 INFO L470 AbstractCegarLoop]: Abstraction has 757 states and 968 transitions. [2021-12-22 14:48:14,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 968 transitions. [2021-12-22 14:48:14,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-12-22 14:48:14,591 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:14,591 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:14,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-22 14:48:14,591 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:14,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:14,593 INFO L85 PathProgramCache]: Analyzing trace with hash -869168385, now seen corresponding path program 1 times [2021-12-22 14:48:14,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:14,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964555470] [2021-12-22 14:48:14,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:14,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-22 14:48:14,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:48:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:14,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:14,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:14,712 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:14,712 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:14,712 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964555470] [2021-12-22 14:48:14,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964555470] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:14,712 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:14,712 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-22 14:48:14,713 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403551296] [2021-12-22 14:48:14,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:14,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:14,713 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:14,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:14,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:48:14,714 INFO L87 Difference]: Start difference. First operand 757 states and 968 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:15,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:15,286 INFO L93 Difference]: Finished difference Result 1593 states and 2058 transitions. [2021-12-22 14:48:15,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-22 14:48:15,286 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 57 [2021-12-22 14:48:15,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:15,290 INFO L225 Difference]: With dead ends: 1593 [2021-12-22 14:48:15,290 INFO L226 Difference]: Without dead ends: 853 [2021-12-22 14:48:15,291 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-12-22 14:48:15,301 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 459 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 476 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 491 SdHoareTripleChecker+Valid, 1083 SdHoareTripleChecker+Invalid, 607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 476 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:15,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [491 Valid, 1083 Invalid, 607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 476 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-22 14:48:15,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2021-12-22 14:48:15,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 687. [2021-12-22 14:48:15,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 687 states, 511 states have (on average 1.25440313111546) internal successors, (641), 516 states have internal predecessors, (641), 106 states have call successors, (106), 65 states have call predecessors, (106), 69 states have return successors, (121), 107 states have call predecessors, (121), 105 states have call successors, (121) [2021-12-22 14:48:15,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 868 transitions. [2021-12-22 14:48:15,330 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 868 transitions. Word has length 57 [2021-12-22 14:48:15,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:15,331 INFO L470 AbstractCegarLoop]: Abstraction has 687 states and 868 transitions. [2021-12-22 14:48:15,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2021-12-22 14:48:15,331 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 868 transitions. [2021-12-22 14:48:15,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-12-22 14:48:15,332 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:15,333 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:15,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-22 14:48:15,333 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:15,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:15,333 INFO L85 PathProgramCache]: Analyzing trace with hash -908583344, now seen corresponding path program 1 times [2021-12-22 14:48:15,333 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:15,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141687607] [2021-12-22 14:48:15,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:15,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:15,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-12-22 14:48:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-22 14:48:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:15,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-22 14:48:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:15,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,439 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-22 14:48:15,439 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:15,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141687607] [2021-12-22 14:48:15,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141687607] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:15,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236706213] [2021-12-22 14:48:15,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:15,440 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:15,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:15,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:15,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-22 14:48:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:15,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-22 14:48:15,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:15,739 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:15,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:15,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1236706213] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:15,739 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:48:15,740 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2021-12-22 14:48:15,740 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301211587] [2021-12-22 14:48:15,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:15,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:15,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:15,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:15,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-12-22 14:48:15,741 INFO L87 Difference]: Start difference. First operand 687 states and 868 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:15,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:15,871 INFO L93 Difference]: Finished difference Result 1675 states and 2116 transitions. [2021-12-22 14:48:15,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-22 14:48:15,871 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 67 [2021-12-22 14:48:15,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:15,875 INFO L225 Difference]: With dead ends: 1675 [2021-12-22 14:48:15,875 INFO L226 Difference]: Without dead ends: 1012 [2021-12-22 14:48:15,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=387, Unknown=0, NotChecked=0, Total=462 [2021-12-22 14:48:15,876 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 325 mSDsluCounter, 1848 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:15,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2232 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:15,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1012 states. [2021-12-22 14:48:15,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1012 to 965. [2021-12-22 14:48:15,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 965 states, 723 states have (on average 1.2627939142461964) internal successors, (913), 730 states have internal predecessors, (913), 146 states have call successors, (146), 89 states have call predecessors, (146), 95 states have return successors, (166), 147 states have call predecessors, (166), 145 states have call successors, (166) [2021-12-22 14:48:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 965 states and 1225 transitions. [2021-12-22 14:48:15,908 INFO L78 Accepts]: Start accepts. Automaton has 965 states and 1225 transitions. Word has length 67 [2021-12-22 14:48:15,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:15,909 INFO L470 AbstractCegarLoop]: Abstraction has 965 states and 1225 transitions. [2021-12-22 14:48:15,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1225 transitions. [2021-12-22 14:48:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-12-22 14:48:15,911 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:15,911 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:15,946 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:16,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:16,127 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:16,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:16,127 INFO L85 PathProgramCache]: Analyzing trace with hash 662317656, now seen corresponding path program 1 times [2021-12-22 14:48:16,127 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:16,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155436981] [2021-12-22 14:48:16,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:16,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:16,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:48:16,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-22 14:48:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-22 14:48:16,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:16,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:16,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,230 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:16,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:16,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155436981] [2021-12-22 14:48:16,230 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155436981] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:16,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [395203478] [2021-12-22 14:48:16,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:16,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:16,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:16,248 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:16,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-22 14:48:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:16,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 611 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-22 14:48:16,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:16,549 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:16,549 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:16,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [395203478] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:16,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:48:16,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2021-12-22 14:48:16,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1045981085] [2021-12-22 14:48:16,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:16,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:16,550 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:16,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:16,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-12-22 14:48:16,550 INFO L87 Difference]: Start difference. First operand 965 states and 1225 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:16,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:16,716 INFO L93 Difference]: Finished difference Result 2237 states and 2836 transitions. [2021-12-22 14:48:16,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-22 14:48:16,717 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 68 [2021-12-22 14:48:16,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:16,721 INFO L225 Difference]: With dead ends: 2237 [2021-12-22 14:48:16,721 INFO L226 Difference]: Without dead ends: 1296 [2021-12-22 14:48:16,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2021-12-22 14:48:16,723 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 325 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:16,724 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2253 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:16,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1296 states. [2021-12-22 14:48:16,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1296 to 1241. [2021-12-22 14:48:16,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 933 states have (on average 1.2679528403001072) internal successors, (1183), 944 states have internal predecessors, (1183), 186 states have call successors, (186), 113 states have call predecessors, (186), 121 states have return successors, (211), 185 states have call predecessors, (211), 185 states have call successors, (211) [2021-12-22 14:48:16,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1580 transitions. [2021-12-22 14:48:16,783 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1580 transitions. Word has length 68 [2021-12-22 14:48:16,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:16,784 INFO L470 AbstractCegarLoop]: Abstraction has 1241 states and 1580 transitions. [2021-12-22 14:48:16,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:16,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1580 transitions. [2021-12-22 14:48:16,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-12-22 14:48:16,786 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:16,786 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:16,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:17,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-12-22 14:48:17,002 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:17,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:17,003 INFO L85 PathProgramCache]: Analyzing trace with hash -281204759, now seen corresponding path program 1 times [2021-12-22 14:48:17,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:17,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777588871] [2021-12-22 14:48:17,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:17,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 14:48:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-22 14:48:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-12-22 14:48:17,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,117 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:17,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:17,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777588871] [2021-12-22 14:48:17,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777588871] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:17,118 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111378472] [2021-12-22 14:48:17,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:17,118 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:17,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:17,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:17,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-22 14:48:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-22 14:48:17,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:17,468 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:17,468 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:17,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1111378472] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:17,468 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:48:17,468 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2021-12-22 14:48:17,468 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058831306] [2021-12-22 14:48:17,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:17,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:17,469 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:17,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:17,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-12-22 14:48:17,470 INFO L87 Difference]: Start difference. First operand 1241 states and 1580 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:17,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:17,609 INFO L93 Difference]: Finished difference Result 2789 states and 3546 transitions. [2021-12-22 14:48:17,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-22 14:48:17,610 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 69 [2021-12-22 14:48:17,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:17,615 INFO L225 Difference]: With dead ends: 2789 [2021-12-22 14:48:17,615 INFO L226 Difference]: Without dead ends: 1572 [2021-12-22 14:48:17,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2021-12-22 14:48:17,618 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 325 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:17,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2253 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:17,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2021-12-22 14:48:17,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1241. [2021-12-22 14:48:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 933 states have (on average 1.2679528403001072) internal successors, (1183), 944 states have internal predecessors, (1183), 186 states have call successors, (186), 113 states have call predecessors, (186), 121 states have return successors, (211), 185 states have call predecessors, (211), 185 states have call successors, (211) [2021-12-22 14:48:17,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1580 transitions. [2021-12-22 14:48:17,680 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1580 transitions. Word has length 69 [2021-12-22 14:48:17,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:17,681 INFO L470 AbstractCegarLoop]: Abstraction has 1241 states and 1580 transitions. [2021-12-22 14:48:17,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:17,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1580 transitions. [2021-12-22 14:48:17,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-22 14:48:17,682 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:17,682 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:17,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-22 14:48:17,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:17,895 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:17,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:17,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1862441711, now seen corresponding path program 1 times [2021-12-22 14:48:17,896 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:17,896 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456509141] [2021-12-22 14:48:17,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:17,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:17,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:48:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-22 14:48:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 14:48:17,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:17,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:17,998 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:17,998 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:17,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456509141] [2021-12-22 14:48:17,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456509141] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:17,998 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [552362231] [2021-12-22 14:48:17,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:17,998 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:17,999 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:17,999 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:18,001 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-22 14:48:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-22 14:48:18,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:18,293 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-12-22 14:48:18,294 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:18,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [552362231] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:18,294 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:48:18,294 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 16 [2021-12-22 14:48:18,294 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733425459] [2021-12-22 14:48:18,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:18,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-22 14:48:18,295 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:18,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-22 14:48:18,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-12-22 14:48:18,295 INFO L87 Difference]: Start difference. First operand 1241 states and 1580 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:18,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:18,438 INFO L93 Difference]: Finished difference Result 2789 states and 3546 transitions. [2021-12-22 14:48:18,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-22 14:48:18,439 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) Word has length 70 [2021-12-22 14:48:18,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:18,444 INFO L225 Difference]: With dead ends: 2789 [2021-12-22 14:48:18,445 INFO L226 Difference]: Without dead ends: 1572 [2021-12-22 14:48:18,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=429, Unknown=0, NotChecked=0, Total=506 [2021-12-22 14:48:18,449 INFO L933 BasicCegarLoop]: 380 mSDtfsCounter, 325 mSDsluCounter, 1818 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 2198 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:18,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [329 Valid, 2198 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:18,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2021-12-22 14:48:18,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1241. [2021-12-22 14:48:18,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 933 states have (on average 1.2679528403001072) internal successors, (1183), 944 states have internal predecessors, (1183), 186 states have call successors, (186), 113 states have call predecessors, (186), 121 states have return successors, (211), 185 states have call predecessors, (211), 185 states have call successors, (211) [2021-12-22 14:48:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1580 transitions. [2021-12-22 14:48:18,512 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1580 transitions. Word has length 70 [2021-12-22 14:48:18,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:18,512 INFO L470 AbstractCegarLoop]: Abstraction has 1241 states and 1580 transitions. [2021-12-22 14:48:18,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (9), 3 states have call predecessors, (9), 3 states have return successors, (6), 3 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:18,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1580 transitions. [2021-12-22 14:48:18,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-12-22 14:48:18,516 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:18,516 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:18,535 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:18,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:18,731 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:18,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:18,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1257749197, now seen corresponding path program 1 times [2021-12-22 14:48:18,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:18,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1640550688] [2021-12-22 14:48:18,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:18,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:18,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-22 14:48:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-22 14:48:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-12-22 14:48:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:18,788 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-12-22 14:48:18,788 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:18,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1640550688] [2021-12-22 14:48:18,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1640550688] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:18,789 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:18,789 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:48:18,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862621637] [2021-12-22 14:48:18,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:18,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:18,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:18,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:18,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:18,790 INFO L87 Difference]: Start difference. First operand 1241 states and 1580 transitions. Second operand has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-22 14:48:19,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:19,159 INFO L93 Difference]: Finished difference Result 3072 states and 3991 transitions. [2021-12-22 14:48:19,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:48:19,160 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 75 [2021-12-22 14:48:19,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:19,166 INFO L225 Difference]: With dead ends: 3072 [2021-12-22 14:48:19,166 INFO L226 Difference]: Without dead ends: 1855 [2021-12-22 14:48:19,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:48:19,169 INFO L933 BasicCegarLoop]: 500 mSDtfsCounter, 394 mSDsluCounter, 499 mSDsCounter, 0 mSdLazyCounter, 290 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 417 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:19,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [417 Valid, 999 Invalid, 462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 290 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-22 14:48:19,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1855 states. [2021-12-22 14:48:19,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1855 to 1554. [2021-12-22 14:48:19,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1554 states, 1207 states have (on average 1.2816901408450705) internal successors, (1547), 1223 states have internal predecessors, (1547), 203 states have call successors, (203), 133 states have call predecessors, (203), 143 states have return successors, (230), 200 states have call predecessors, (230), 202 states have call successors, (230) [2021-12-22 14:48:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 1980 transitions. [2021-12-22 14:48:19,214 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 1980 transitions. Word has length 75 [2021-12-22 14:48:19,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:19,214 INFO L470 AbstractCegarLoop]: Abstraction has 1554 states and 1980 transitions. [2021-12-22 14:48:19,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.6) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-22 14:48:19,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1980 transitions. [2021-12-22 14:48:19,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-12-22 14:48:19,216 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:19,217 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:19,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-12-22 14:48:19,217 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:19,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:19,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1479919740, now seen corresponding path program 1 times [2021-12-22 14:48:19,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:19,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981637011] [2021-12-22 14:48:19,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:19,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-22 14:48:19,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-12-22 14:48:19,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-22 14:48:19,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-22 14:48:19,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,365 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-22 14:48:19,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:19,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981637011] [2021-12-22 14:48:19,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981637011] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:19,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [841265257] [2021-12-22 14:48:19,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:19,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:19,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:19,367 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:19,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-22 14:48:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:19,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 664 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-22 14:48:19,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:19,756 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-22 14:48:19,757 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:19,998 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-22 14:48:19,998 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [841265257] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:19,999 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 14:48:19,999 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 22 [2021-12-22 14:48:19,999 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705554713] [2021-12-22 14:48:19,999 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:19,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-22 14:48:19,999 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:20,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-22 14:48:20,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2021-12-22 14:48:20,000 INFO L87 Difference]: Start difference. First operand 1554 states and 1980 transitions. Second operand has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 15 states have internal predecessors, (111), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-22 14:48:22,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:22,607 INFO L93 Difference]: Finished difference Result 3932 states and 5025 transitions. [2021-12-22 14:48:22,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-12-22 14:48:22,608 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 15 states have internal predecessors, (111), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) Word has length 82 [2021-12-22 14:48:22,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:22,630 INFO L225 Difference]: With dead ends: 3932 [2021-12-22 14:48:22,642 INFO L226 Difference]: Without dead ends: 2381 [2021-12-22 14:48:22,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 169 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=657, Invalid=2649, Unknown=0, NotChecked=0, Total=3306 [2021-12-22 14:48:22,647 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 2081 mSDsluCounter, 3629 mSDsCounter, 0 mSdLazyCounter, 3483 mSolverCounterSat, 1085 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2110 SdHoareTripleChecker+Valid, 4093 SdHoareTripleChecker+Invalid, 4568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1085 IncrementalHoareTripleChecker+Valid, 3483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:22,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2110 Valid, 4093 Invalid, 4568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1085 Valid, 3483 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2021-12-22 14:48:22,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2381 states. [2021-12-22 14:48:22,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2381 to 1854. [2021-12-22 14:48:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1854 states, 1445 states have (on average 1.2865051903114186) internal successors, (1859), 1461 states have internal predecessors, (1859), 241 states have call successors, (241), 157 states have call predecessors, (241), 167 states have return successors, (268), 238 states have call predecessors, (268), 240 states have call successors, (268) [2021-12-22 14:48:22,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 2368 transitions. [2021-12-22 14:48:22,759 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 2368 transitions. Word has length 82 [2021-12-22 14:48:22,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:22,760 INFO L470 AbstractCegarLoop]: Abstraction has 1854 states and 2368 transitions. [2021-12-22 14:48:22,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 15 states have internal predecessors, (111), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-22 14:48:22,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2368 transitions. [2021-12-22 14:48:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-12-22 14:48:22,763 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:22,763 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:22,783 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:22,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-22 14:48:22,981 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:22,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:22,981 INFO L85 PathProgramCache]: Analyzing trace with hash 566309965, now seen corresponding path program 1 times [2021-12-22 14:48:22,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:22,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820868791] [2021-12-22 14:48:22,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:22,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:22,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-22 14:48:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-12-22 14:48:23,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-12-22 14:48:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-22 14:48:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:23,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,090 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-22 14:48:23,090 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:23,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820868791] [2021-12-22 14:48:23,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820868791] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:23,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263442061] [2021-12-22 14:48:23,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:23,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:23,091 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:23,091 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:23,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-22 14:48:23,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:23,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-22 14:48:23,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:23,444 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-22 14:48:23,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:23,673 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-22 14:48:23,673 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1263442061] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:23,674 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 14:48:23,674 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 22 [2021-12-22 14:48:23,674 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398668926] [2021-12-22 14:48:23,674 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:23,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-22 14:48:23,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:23,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-22 14:48:23,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2021-12-22 14:48:23,675 INFO L87 Difference]: Start difference. First operand 1854 states and 2368 transitions. Second operand has 22 states, 22 states have (on average 5.136363636363637) internal successors, (113), 15 states have internal predecessors, (113), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-22 14:48:26,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:26,490 INFO L93 Difference]: Finished difference Result 4611 states and 5905 transitions. [2021-12-22 14:48:26,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-12-22 14:48:26,491 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.136363636363637) internal successors, (113), 15 states have internal predecessors, (113), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) Word has length 83 [2021-12-22 14:48:26,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:26,500 INFO L225 Difference]: With dead ends: 4611 [2021-12-22 14:48:26,500 INFO L226 Difference]: Without dead ends: 2760 [2021-12-22 14:48:26,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 171 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=657, Invalid=2649, Unknown=0, NotChecked=0, Total=3306 [2021-12-22 14:48:26,505 INFO L933 BasicCegarLoop]: 467 mSDtfsCounter, 1827 mSDsluCounter, 4003 mSDsCounter, 0 mSdLazyCounter, 4114 mSolverCounterSat, 913 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1856 SdHoareTripleChecker+Valid, 4470 SdHoareTripleChecker+Invalid, 5027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 913 IncrementalHoareTripleChecker+Valid, 4114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:26,505 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1856 Valid, 4470 Invalid, 5027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [913 Valid, 4114 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-22 14:48:26,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2760 states. [2021-12-22 14:48:26,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2760 to 1854. [2021-12-22 14:48:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1854 states, 1445 states have (on average 1.2865051903114186) internal successors, (1859), 1461 states have internal predecessors, (1859), 241 states have call successors, (241), 157 states have call predecessors, (241), 167 states have return successors, (268), 238 states have call predecessors, (268), 240 states have call successors, (268) [2021-12-22 14:48:26,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 2368 transitions. [2021-12-22 14:48:26,578 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 2368 transitions. Word has length 83 [2021-12-22 14:48:26,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:26,578 INFO L470 AbstractCegarLoop]: Abstraction has 1854 states and 2368 transitions. [2021-12-22 14:48:26,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.136363636363637) internal successors, (113), 15 states have internal predecessors, (113), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-22 14:48:26,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2368 transitions. [2021-12-22 14:48:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-22 14:48:26,581 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:26,581 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:26,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:26,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:26,799 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:26,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:26,800 INFO L85 PathProgramCache]: Analyzing trace with hash 102452085, now seen corresponding path program 1 times [2021-12-22 14:48:26,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:26,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488449190] [2021-12-22 14:48:26,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:26,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:26,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-22 14:48:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-22 14:48:26,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-12-22 14:48:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-22 14:48:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:26,958 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 17 proven. 7 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-22 14:48:26,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:26,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488449190] [2021-12-22 14:48:26,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488449190] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:26,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1355237096] [2021-12-22 14:48:26,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:26,958 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:26,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:26,980 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:26,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-22 14:48:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:27,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-22 14:48:27,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:27,330 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-22 14:48:27,330 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-22 14:48:27,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1355237096] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:27,518 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 14:48:27,518 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 22 [2021-12-22 14:48:27,518 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319330767] [2021-12-22 14:48:27,519 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:27,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-22 14:48:27,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:27,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-22 14:48:27,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2021-12-22 14:48:27,520 INFO L87 Difference]: Start difference. First operand 1854 states and 2368 transitions. Second operand has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 15 states have internal predecessors, (115), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-22 14:48:29,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:29,922 INFO L93 Difference]: Finished difference Result 3618 states and 4603 transitions. [2021-12-22 14:48:29,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-12-22 14:48:29,922 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 15 states have internal predecessors, (115), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) Word has length 84 [2021-12-22 14:48:29,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:29,928 INFO L225 Difference]: With dead ends: 3618 [2021-12-22 14:48:29,928 INFO L226 Difference]: Without dead ends: 1767 [2021-12-22 14:48:29,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 226 GetRequests, 173 SyntacticMatches, 1 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 587 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=602, Invalid=2260, Unknown=0, NotChecked=0, Total=2862 [2021-12-22 14:48:29,932 INFO L933 BasicCegarLoop]: 416 mSDtfsCounter, 1815 mSDsluCounter, 3513 mSDsCounter, 0 mSdLazyCounter, 3157 mSolverCounterSat, 876 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 3929 SdHoareTripleChecker+Invalid, 4033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 876 IncrementalHoareTripleChecker+Valid, 3157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:29,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1840 Valid, 3929 Invalid, 4033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [876 Valid, 3157 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2021-12-22 14:48:29,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1767 states. [2021-12-22 14:48:29,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1767 to 1058. [2021-12-22 14:48:29,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1058 states, 827 states have (on average 1.2805320435308343) internal successors, (1059), 831 states have internal predecessors, (1059), 135 states have call successors, (135), 91 states have call predecessors, (135), 95 states have return successors, (150), 135 states have call predecessors, (150), 134 states have call successors, (150) [2021-12-22 14:48:29,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 1058 states and 1344 transitions. [2021-12-22 14:48:29,972 INFO L78 Accepts]: Start accepts. Automaton has 1058 states and 1344 transitions. Word has length 84 [2021-12-22 14:48:29,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:29,972 INFO L470 AbstractCegarLoop]: Abstraction has 1058 states and 1344 transitions. [2021-12-22 14:48:29,972 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.2272727272727275) internal successors, (115), 15 states have internal predecessors, (115), 5 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (15), 6 states have call predecessors, (15), 5 states have call successors, (15) [2021-12-22 14:48:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 1344 transitions. [2021-12-22 14:48:29,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-12-22 14:48:29,974 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:29,974 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:29,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:30,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:30,192 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:30,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:30,192 INFO L85 PathProgramCache]: Analyzing trace with hash -910669942, now seen corresponding path program 1 times [2021-12-22 14:48:30,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:30,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282225201] [2021-12-22 14:48:30,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:30,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-22 14:48:30,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-22 14:48:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-22 14:48:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,254 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-12-22 14:48:30,254 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:30,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282225201] [2021-12-22 14:48:30,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282225201] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:30,255 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:30,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:48:30,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635533320] [2021-12-22 14:48:30,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:30,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:30,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:30,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:30,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:30,256 INFO L87 Difference]: Start difference. First operand 1058 states and 1344 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:30,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:30,744 INFO L93 Difference]: Finished difference Result 3000 states and 3800 transitions. [2021-12-22 14:48:30,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 14:48:30,745 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 88 [2021-12-22 14:48:30,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:30,751 INFO L225 Difference]: With dead ends: 3000 [2021-12-22 14:48:30,751 INFO L226 Difference]: Without dead ends: 1966 [2021-12-22 14:48:30,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:48:30,754 INFO L933 BasicCegarLoop]: 478 mSDtfsCounter, 394 mSDsluCounter, 630 mSDsCounter, 0 mSdLazyCounter, 422 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 421 SdHoareTripleChecker+Valid, 1108 SdHoareTripleChecker+Invalid, 557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:30,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [421 Valid, 1108 Invalid, 557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 422 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-22 14:48:30,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2021-12-22 14:48:30,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 1635. [2021-12-22 14:48:30,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1635 states, 1259 states have (on average 1.2517871326449563) internal successors, (1576), 1265 states have internal predecessors, (1576), 207 states have call successors, (207), 159 states have call predecessors, (207), 168 states have return successors, (230), 210 states have call predecessors, (230), 206 states have call successors, (230) [2021-12-22 14:48:30,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1635 states and 2013 transitions. [2021-12-22 14:48:30,816 INFO L78 Accepts]: Start accepts. Automaton has 1635 states and 2013 transitions. Word has length 88 [2021-12-22 14:48:30,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:30,816 INFO L470 AbstractCegarLoop]: Abstraction has 1635 states and 2013 transitions. [2021-12-22 14:48:30,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 2013 transitions. [2021-12-22 14:48:30,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-12-22 14:48:30,819 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:30,819 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:30,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-12-22 14:48:30,819 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:30,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:30,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1315391883, now seen corresponding path program 1 times [2021-12-22 14:48:30,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:30,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491599340] [2021-12-22 14:48:30,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:30,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:30,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:30,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-22 14:48:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-12-22 14:48:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:30,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-22 14:48:30,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:30,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:30,930 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-22 14:48:30,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:30,930 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491599340] [2021-12-22 14:48:30,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491599340] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:30,931 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:30,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-22 14:48:30,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027172828] [2021-12-22 14:48:30,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:30,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:30,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:30,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:30,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:30,932 INFO L87 Difference]: Start difference. First operand 1635 states and 2013 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:31,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:31,225 INFO L93 Difference]: Finished difference Result 3576 states and 4443 transitions. [2021-12-22 14:48:31,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-22 14:48:31,225 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 89 [2021-12-22 14:48:31,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:31,231 INFO L225 Difference]: With dead ends: 3576 [2021-12-22 14:48:31,231 INFO L226 Difference]: Without dead ends: 1964 [2021-12-22 14:48:31,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:31,233 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 204 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 797 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:31,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [212 Valid, 797 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-22 14:48:31,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1964 states. [2021-12-22 14:48:31,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1964 to 1636. [2021-12-22 14:48:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1636 states, 1260 states have (on average 1.2515873015873016) internal successors, (1577), 1266 states have internal predecessors, (1577), 207 states have call successors, (207), 159 states have call predecessors, (207), 168 states have return successors, (230), 210 states have call predecessors, (230), 206 states have call successors, (230) [2021-12-22 14:48:31,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 1636 states and 2014 transitions. [2021-12-22 14:48:31,293 INFO L78 Accepts]: Start accepts. Automaton has 1636 states and 2014 transitions. Word has length 89 [2021-12-22 14:48:31,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:31,293 INFO L470 AbstractCegarLoop]: Abstraction has 1636 states and 2014 transitions. [2021-12-22 14:48:31,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:31,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2014 transitions. [2021-12-22 14:48:31,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-12-22 14:48:31,295 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:31,295 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:31,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-12-22 14:48:31,295 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:31,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:31,296 INFO L85 PathProgramCache]: Analyzing trace with hash 2129624866, now seen corresponding path program 1 times [2021-12-22 14:48:31,296 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:31,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635722261] [2021-12-22 14:48:31,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:31,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-22 14:48:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-22 14:48:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-22 14:48:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-22 14:48:31,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-22 14:48:31,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,386 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-22 14:48:31,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-22 14:48:31,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635722261] [2021-12-22 14:48:31,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635722261] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:31,387 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [657641973] [2021-12-22 14:48:31,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:31,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-22 14:48:31,387 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:31,388 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-22 14:48:31,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-22 14:48:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:31,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-22 14:48:31,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:31,675 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-12-22 14:48:31,676 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-22 14:48:31,809 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [657641973] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:31,809 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-22 14:48:31,809 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2021-12-22 14:48:31,809 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507981851] [2021-12-22 14:48:31,809 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:31,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-22 14:48:31,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-22 14:48:31,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-22 14:48:31,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-12-22 14:48:31,811 INFO L87 Difference]: Start difference. First operand 1636 states and 2014 transitions. Second operand has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 7 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-22 14:48:32,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:32,337 INFO L93 Difference]: Finished difference Result 3579 states and 4448 transitions. [2021-12-22 14:48:32,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-22 14:48:32,338 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 7 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 90 [2021-12-22 14:48:32,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:32,344 INFO L225 Difference]: With dead ends: 3579 [2021-12-22 14:48:32,344 INFO L226 Difference]: Without dead ends: 1967 [2021-12-22 14:48:32,347 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 188 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-12-22 14:48:32,347 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 209 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 1213 SdHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:32,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 1213 Invalid, 626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-22 14:48:32,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1967 states. [2021-12-22 14:48:32,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1967 to 1639. [2021-12-22 14:48:32,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1639 states, 1263 states have (on average 1.2509897070467142) internal successors, (1580), 1269 states have internal predecessors, (1580), 207 states have call successors, (207), 159 states have call predecessors, (207), 168 states have return successors, (230), 210 states have call predecessors, (230), 206 states have call successors, (230) [2021-12-22 14:48:32,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1639 states and 2017 transitions. [2021-12-22 14:48:32,440 INFO L78 Accepts]: Start accepts. Automaton has 1639 states and 2017 transitions. Word has length 90 [2021-12-22 14:48:32,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:32,440 INFO L470 AbstractCegarLoop]: Abstraction has 1639 states and 2017 transitions. [2021-12-22 14:48:32,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.777777777777779) internal successors, (79), 7 states have internal predecessors, (79), 2 states have call successors, (21), 4 states have call predecessors, (21), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-12-22 14:48:32,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2017 transitions. [2021-12-22 14:48:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-22 14:48:32,442 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:32,442 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:32,465 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:32,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-22 14:48:32,660 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:32,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:32,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1252263499, now seen corresponding path program 2 times [2021-12-22 14:48:32,660 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-22 14:48:32,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1622623727] [2021-12-22 14:48:32,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:32,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-22 14:48:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 14:48:32,689 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 14:48:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 14:48:32,745 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-22 14:48:32,746 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-22 14:48:32,746 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-22 14:48:32,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-22 14:48:32,750 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:32,752 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-22 14:48:32,763 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,763 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,764 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,765 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,766 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,767 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,768 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,769 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,770 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,771 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,772 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,773 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,774 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,775 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,776 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,777 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,778 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,779 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,780 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,781 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,782 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,783 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,784 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,785 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,786 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:32,787 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:32,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 02:48:32 BoogieIcfgContainer [2021-12-22 14:48:32,859 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 14:48:32,860 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 14:48:32,860 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 14:48:32,861 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 14:48:32,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:48:11" (3/4) ... [2021-12-22 14:48:32,864 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-22 14:48:32,864 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 14:48:32,865 INFO L158 Benchmark]: Toolchain (without parser) took 23390.38ms. Allocated memory was 88.1MB in the beginning and 421.5MB in the end (delta: 333.4MB). Free memory was 55.8MB in the beginning and 258.9MB in the end (delta: -203.1MB). Peak memory consumption was 130.2MB. Max. memory is 16.1GB. [2021-12-22 14:48:32,865 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 48.1MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 14:48:32,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 801.29ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 55.7MB in the beginning and 61.8MB in the end (delta: -6.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-22 14:48:32,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.86ms. Allocated memory is still 123.7MB. Free memory was 61.8MB in the beginning and 56.3MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-22 14:48:32,866 INFO L158 Benchmark]: Boogie Preprocessor took 94.91ms. Allocated memory is still 123.7MB. Free memory was 56.3MB in the beginning and 50.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-22 14:48:32,866 INFO L158 Benchmark]: RCFGBuilder took 864.66ms. Allocated memory is still 123.7MB. Free memory was 50.7MB in the beginning and 48.9MB in the end (delta: 1.8MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2021-12-22 14:48:32,866 INFO L158 Benchmark]: TraceAbstraction took 21538.65ms. Allocated memory was 123.7MB in the beginning and 421.5MB in the end (delta: 297.8MB). Free memory was 48.9MB in the beginning and 259.9MB in the end (delta: -211.0MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2021-12-22 14:48:32,869 INFO L158 Benchmark]: Witness Printer took 3.75ms. Allocated memory is still 421.5MB. Free memory was 259.9MB in the beginning and 258.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 14:48:32,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 48.1MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 801.29ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 55.7MB in the beginning and 61.8MB in the end (delta: -6.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.86ms. Allocated memory is still 123.7MB. Free memory was 61.8MB in the beginning and 56.3MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.91ms. Allocated memory is still 123.7MB. Free memory was 56.3MB in the beginning and 50.7MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 864.66ms. Allocated memory is still 123.7MB. Free memory was 50.7MB in the beginning and 48.9MB in the end (delta: 1.8MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * TraceAbstraction took 21538.65ms. Allocated memory was 123.7MB in the beginning and 421.5MB in the end (delta: 297.8MB). Free memory was 48.9MB in the beginning and 259.9MB in the end (delta: -211.0MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. * Witness Printer took 3.75ms. Allocated memory is still 421.5MB. Free memory was 259.9MB in the beginning and 258.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227, overapproximation of bitwiseAnd at line 1838. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-2] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); VAL [\result=0, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp=0] [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=-3] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=4] [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=628, ldvarg1={0:0}, ldvarg2={17:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=628, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={626:629}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={626:629}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={626:629}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={626:629}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={626:629}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=1] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={626:629}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={626:629}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={626:629}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); VAL [__this_module={626:629}, __v=625, __v___0=625, info={0:0}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={626:629}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={626:629}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={626:629}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 384 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 21.4s, OverallIterations: 18, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 13.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11760 SdHoareTripleChecker+Valid, 9.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11384 mSDsluCounter, 31933 SdHoareTripleChecker+Invalid, 7.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25168 mSDsCounter, 4412 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15045 IncrementalHoareTripleChecker+Invalid, 19457 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4412 mSolverCounterUnsat, 6765 mSDtfsCounter, 15045 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1441 GetRequests, 1120 SyntacticMatches, 4 SemanticMatches, 317 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2236 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1854occurred in iteration=12, InterpolantAutomatonStates: 234, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 17 MinimizatonAttempts, 5196 StatesRemovedByMinimization, 17 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 1893 NumberOfCodeBlocks, 1893 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 2110 ConstructedInterpolants, 0 QuantifiedInterpolants, 4189 SizeOfPredicates, 29 NumberOfNonLiveVariables, 5139 ConjunctsInSsa, 72 ConjunctsInUnsatCore, 29 InterpolantComputations, 13 PerfectInterpolantSequences, 552/622 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-22 14:48:32,919 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-e19ca92 [2021-12-22 14:48:34,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 14:48:34,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 14:48:34,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 14:48:34,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 14:48:34,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 14:48:34,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 14:48:34,764 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 14:48:34,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 14:48:34,766 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 14:48:34,767 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 14:48:34,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 14:48:34,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 14:48:34,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 14:48:34,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 14:48:34,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 14:48:34,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 14:48:34,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 14:48:34,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 14:48:34,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 14:48:34,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 14:48:34,775 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 14:48:34,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 14:48:34,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 14:48:34,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 14:48:34,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 14:48:34,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 14:48:34,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 14:48:34,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 14:48:34,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 14:48:34,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 14:48:34,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 14:48:34,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 14:48:34,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 14:48:34,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 14:48:34,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 14:48:34,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 14:48:34,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 14:48:34,793 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 14:48:34,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 14:48:34,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 14:48:34,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-22 14:48:34,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 14:48:34,811 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 14:48:34,811 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 14:48:34,812 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 14:48:34,812 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 14:48:34,812 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 14:48:34,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 14:48:34,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 14:48:34,813 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 14:48:34,813 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 14:48:34,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 14:48:34,814 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 14:48:34,814 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 14:48:34,814 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 14:48:34,814 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 14:48:34,814 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 14:48:34,814 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 14:48:34,815 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 14:48:34,815 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 14:48:34,815 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 14:48:34,815 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 14:48:34,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 14:48:34,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 14:48:34,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:48:34,816 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 14:48:34,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 14:48:34,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 14:48:34,816 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 14:48:34,816 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 14:48:34,817 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 14:48:34,817 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 14:48:34,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 14:48:34,817 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 14:48:34,817 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 14:48:34,817 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440f273968b34677cc4ba81db9f48373d3cac4b8a75ac1f970ae3fdbbff89c17 [2021-12-22 14:48:35,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 14:48:35,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 14:48:35,062 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 14:48:35,064 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 14:48:35,064 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 14:48:35,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-22 14:48:35,123 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f257c58d/50c62f2c34b34f2183d66370ecbddd98/FLAG8bbdac746 [2021-12-22 14:48:35,573 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 14:48:35,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-22 14:48:35,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f257c58d/50c62f2c34b34f2183d66370ecbddd98/FLAG8bbdac746 [2021-12-22 14:48:35,598 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f257c58d/50c62f2c34b34f2183d66370ecbddd98 [2021-12-22 14:48:35,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 14:48:35,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 14:48:35,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 14:48:35,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 14:48:35,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 14:48:35,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:48:35" (1/1) ... [2021-12-22 14:48:35,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146b29db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:35, skipping insertion in model container [2021-12-22 14:48:35,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 02:48:35" (1/1) ... [2021-12-22 14:48:35,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 14:48:35,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:48:35,957 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-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-22 14:48:36,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:48:36,208 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-22 14:48:36,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 14:48:36,274 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-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-22 14:48:36,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:48:36,347 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 14:48:36,401 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-validator-v0.6/linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i[49178,49191] [2021-12-22 14:48:36,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 14:48:36,556 INFO L208 MainTranslator]: Completed translation [2021-12-22 14:48:36,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36 WrapperNode [2021-12-22 14:48:36,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 14:48:36,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 14:48:36,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 14:48:36,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 14:48:36,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,601 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,663 INFO L137 Inliner]: procedures = 121, calls = 360, calls flagged for inlining = 51, calls inlined = 35, statements flattened = 791 [2021-12-22 14:48:36,664 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 14:48:36,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 14:48:36,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 14:48:36,665 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 14:48:36,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,711 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,720 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 14:48:36,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 14:48:36,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 14:48:36,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 14:48:36,729 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (1/1) ... [2021-12-22 14:48:36,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 14:48:36,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 14:48:36,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-22 14:48:36,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-22 14:48:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-22 14:48:36,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-22 14:48:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-22 14:48:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-22 14:48:36,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-22 14:48:36,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 14:48:36,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 14:48:36,787 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_time_to_tm [2021-12-22 14:48:36,787 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_time_to_tm [2021-12-22 14:48:36,787 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_proc [2021-12-22 14:48:36,787 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_proc [2021-12-22 14:48:36,787 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-12-22 14:48:36,787 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-12-22 14:48:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure outer_sync [2021-12-22 14:48:36,788 INFO L138 BoogieDeclarations]: Found implementation of procedure outer_sync [2021-12-22 14:48:36,788 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_remove [2021-12-22 14:48:36,788 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_remove [2021-12-22 14:48:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_shutdown [2021-12-22 14:48:36,789 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_shutdown [2021-12-22 14:48:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 14:48:36,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 14:48:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_tm_to_time [2021-12-22 14:48:36,789 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_tm_to_time [2021-12-22 14:48:36,789 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-12-22 14:48:36,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-12-22 14:48:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-22 14:48:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-22 14:48:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_alarm [2021-12-22 14:48:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_alarm [2021-12-22 14:48:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-22 14:48:36,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-22 14:48:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2021-12-22 14:48:36,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2021-12-22 14:48:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_alarm_irq_enable [2021-12-22 14:48:36,817 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_alarm_irq_enable [2021-12-22 14:48:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_iounmap [2021-12-22 14:48:36,817 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_iounmap [2021-12-22 14:48:36,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 14:48:36,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 14:48:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 14:48:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 14:48:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure rtc_device_unregister [2021-12-22 14:48:36,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rtc_device_unregister [2021-12-22 14:48:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 14:48:36,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-22 14:48:36,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-22 14:48:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 14:48:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 14:48:36,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 14:48:36,819 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-12-22 14:48:36,820 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-12-22 14:48:36,820 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-22 14:48:36,820 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-22 14:48:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-22 14:48:36,821 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-22 14:48:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-22 14:48:36,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-22 14:48:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-22 14:48:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 14:48:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-12-22 14:48:36,822 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-12-22 14:48:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 14:48:36,822 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-22 14:48:36,822 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-22 14:48:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-22 14:48:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_read_time [2021-12-22 14:48:36,823 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_read_time [2021-12-22 14:48:36,823 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_wait_while_busy [2021-12-22 14:48:36,823 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_wait_while_busy [2021-12-22 14:48:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-12-22 14:48:36,824 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-12-22 14:48:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-22 14:48:36,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-22 14:48:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure tegra_rtc_set_time [2021-12-22 14:48:36,824 INFO L138 BoogieDeclarations]: Found implementation of procedure tegra_rtc_set_time [2021-12-22 14:48:36,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 14:48:36,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 14:48:37,113 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 14:48:37,115 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 14:48:37,338 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 14:48:40,058 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 14:48:40,065 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 14:48:40,065 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 14:48:40,067 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:48:40 BoogieIcfgContainer [2021-12-22 14:48:40,067 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 14:48:40,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 14:48:40,069 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 14:48:40,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 14:48:40,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 02:48:35" (1/3) ... [2021-12-22 14:48:40,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e90d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:48:40, skipping insertion in model container [2021-12-22 14:48:40,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 02:48:36" (2/3) ... [2021-12-22 14:48:40,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27e90d31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 02:48:40, skipping insertion in model container [2021-12-22 14:48:40,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:48:40" (3/3) ... [2021-12-22 14:48:40,086 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-9ec4f65-1-110_1a-drivers--rtc--rtc-tegra.ko-entry_point.cil.out.i [2021-12-22 14:48:40,089 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 14:48:40,089 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-22 14:48:40,138 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-22 14:48:40,147 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-22 14:48:40,147 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-22 14:48:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-12-22 14:48:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-22 14:48:40,178 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:40,179 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:40,179 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:40,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:40,182 INFO L85 PathProgramCache]: Analyzing trace with hash -422849068, now seen corresponding path program 1 times [2021-12-22 14:48:40,191 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:40,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [679199409] [2021-12-22 14:48:40,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:40,192 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:40,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:40,194 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:40,198 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-22 14:48:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:40,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-22 14:48:40,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 14:48:40,572 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:40,572 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:40,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [679199409] [2021-12-22 14:48:40,573 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [679199409] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:40,573 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:40,573 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 14:48:40,575 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929324833] [2021-12-22 14:48:40,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:40,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:48:40,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:40,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:48:40,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:40,607 INFO L87 Difference]: Start difference. First operand has 381 states, 270 states have (on average 1.3407407407407408) internal successors, (362), 280 states have internal predecessors, (362), 79 states have call successors, (79), 31 states have call predecessors, (79), 30 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-22 14:48:40,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:40,714 INFO L93 Difference]: Finished difference Result 758 states and 1077 transitions. [2021-12-22 14:48:40,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:48:40,716 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 39 [2021-12-22 14:48:40,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:40,725 INFO L225 Difference]: With dead ends: 758 [2021-12-22 14:48:40,726 INFO L226 Difference]: Without dead ends: 366 [2021-12-22 14:48:40,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:40,734 INFO L933 BasicCegarLoop]: 509 mSDtfsCounter, 0 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1016 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:40,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1016 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:40,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-12-22 14:48:40,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 366. [2021-12-22 14:48:40,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 366 states, 263 states have (on average 1.311787072243346) internal successors, (345), 265 states have internal predecessors, (345), 73 states have call successors, (73), 30 states have call predecessors, (73), 29 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2021-12-22 14:48:40,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 366 states and 490 transitions. [2021-12-22 14:48:40,781 INFO L78 Accepts]: Start accepts. Automaton has 366 states and 490 transitions. Word has length 39 [2021-12-22 14:48:40,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:40,783 INFO L470 AbstractCegarLoop]: Abstraction has 366 states and 490 transitions. [2021-12-22 14:48:40,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-22 14:48:40,783 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 490 transitions. [2021-12-22 14:48:40,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-12-22 14:48:40,786 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:40,786 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:40,798 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:40,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:40,996 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:40,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:40,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1341730321, now seen corresponding path program 1 times [2021-12-22 14:48:41,000 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:41,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1255612123] [2021-12-22 14:48:41,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:41,000 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:41,001 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:41,001 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:41,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-22 14:48:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:41,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 14:48:41,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:41,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 14:48:41,303 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:41,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-22 14:48:41,447 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:41,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1255612123] [2021-12-22 14:48:41,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1255612123] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:41,447 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-22 14:48:41,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-12-22 14:48:41,447 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642141560] [2021-12-22 14:48:41,447 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:41,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-22 14:48:41,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:41,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-22 14:48:41,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-22 14:48:41,449 INFO L87 Difference]: Start difference. First operand 366 states and 490 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:41,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:41,551 INFO L93 Difference]: Finished difference Result 728 states and 977 transitions. [2021-12-22 14:48:41,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:48:41,552 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 39 [2021-12-22 14:48:41,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:41,554 INFO L225 Difference]: With dead ends: 728 [2021-12-22 14:48:41,554 INFO L226 Difference]: Without dead ends: 369 [2021-12-22 14:48:41,556 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-12-22 14:48:41,557 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 0 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:41,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1460 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:41,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-12-22 14:48:41,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2021-12-22 14:48:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 266 states have (on average 1.3082706766917294) internal successors, (348), 268 states have internal predecessors, (348), 73 states have call successors, (73), 30 states have call predecessors, (73), 29 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2021-12-22 14:48:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 493 transitions. [2021-12-22 14:48:41,576 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 493 transitions. Word has length 39 [2021-12-22 14:48:41,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:41,577 INFO L470 AbstractCegarLoop]: Abstraction has 369 states and 493 transitions. [2021-12-22 14:48:41,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 6 states have internal predecessors, (39), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:41,577 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 493 transitions. [2021-12-22 14:48:41,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-12-22 14:48:41,579 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:41,579 INFO L514 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:41,601 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:41,788 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:41,788 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:41,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:41,789 INFO L85 PathProgramCache]: Analyzing trace with hash -376881154, now seen corresponding path program 2 times [2021-12-22 14:48:41,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:41,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1180689199] [2021-12-22 14:48:41,790 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-22 14:48:41,790 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:41,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:41,792 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:41,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-22 14:48:41,960 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-22 14:48:41,960 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-22 14:48:41,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 14:48:41,968 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:42,043 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-12-22 14:48:42,043 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:42,044 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:42,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1180689199] [2021-12-22 14:48:42,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1180689199] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:42,044 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:42,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 14:48:42,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387725610] [2021-12-22 14:48:42,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:42,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:48:42,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:42,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:48:42,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:42,045 INFO L87 Difference]: Start difference. First operand 369 states and 493 transitions. Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-22 14:48:42,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:42,078 INFO L93 Difference]: Finished difference Result 621 states and 819 transitions. [2021-12-22 14:48:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:48:42,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 42 [2021-12-22 14:48:42,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:42,080 INFO L225 Difference]: With dead ends: 621 [2021-12-22 14:48:42,080 INFO L226 Difference]: Without dead ends: 263 [2021-12-22 14:48:42,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:42,081 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 327 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 333 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:42,082 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 333 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:42,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2021-12-22 14:48:42,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2021-12-22 14:48:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 191 states have (on average 1.2722513089005236) internal successors, (243), 192 states have internal predecessors, (243), 48 states have call successors, (48), 24 states have call predecessors, (48), 23 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-12-22 14:48:42,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 338 transitions. [2021-12-22 14:48:42,094 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 338 transitions. Word has length 42 [2021-12-22 14:48:42,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:42,094 INFO L470 AbstractCegarLoop]: Abstraction has 263 states and 338 transitions. [2021-12-22 14:48:42,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-12-22 14:48:42,095 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 338 transitions. [2021-12-22 14:48:42,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-22 14:48:42,096 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:42,096 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:42,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:42,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:42,305 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:42,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:42,306 INFO L85 PathProgramCache]: Analyzing trace with hash 2129106285, now seen corresponding path program 1 times [2021-12-22 14:48:42,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:42,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [194148770] [2021-12-22 14:48:42,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:42,307 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:42,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:42,307 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:42,309 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-22 14:48:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:42,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 14:48:42,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:42,610 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:42,610 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:42,610 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:42,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [194148770] [2021-12-22 14:48:42,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [194148770] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:42,611 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:42,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 14:48:42,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995079441] [2021-12-22 14:48:42,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:42,611 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:48:42,612 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:42,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:48:42,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:42,612 INFO L87 Difference]: Start difference. First operand 263 states and 338 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:42,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:42,690 INFO L93 Difference]: Finished difference Result 626 states and 807 transitions. [2021-12-22 14:48:42,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:48:42,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 61 [2021-12-22 14:48:42,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:42,692 INFO L225 Difference]: With dead ends: 626 [2021-12-22 14:48:42,693 INFO L226 Difference]: Without dead ends: 374 [2021-12-22 14:48:42,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:42,694 INFO L933 BasicCegarLoop]: 350 mSDtfsCounter, 144 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 648 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:42,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [144 Valid, 648 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-22 14:48:42,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2021-12-22 14:48:42,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 371. [2021-12-22 14:48:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 273 states have (on average 1.2820512820512822) internal successors, (350), 275 states have internal predecessors, (350), 65 states have call successors, (65), 33 states have call predecessors, (65), 32 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2021-12-22 14:48:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 479 transitions. [2021-12-22 14:48:42,709 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 479 transitions. Word has length 61 [2021-12-22 14:48:42,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:42,709 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 479 transitions. [2021-12-22 14:48:42,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:42,709 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 479 transitions. [2021-12-22 14:48:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-12-22 14:48:42,711 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:42,711 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:42,737 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:42,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:42,922 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:42,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:42,922 INFO L85 PathProgramCache]: Analyzing trace with hash 685608890, now seen corresponding path program 1 times [2021-12-22 14:48:42,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:42,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2093825625] [2021-12-22 14:48:42,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:42,923 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:42,924 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:42,940 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:42,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-22 14:48:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:43,133 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 14:48:43,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:43,295 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:43,295 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:43,295 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:43,295 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2093825625] [2021-12-22 14:48:43,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2093825625] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:43,296 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:43,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 14:48:43,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258790245] [2021-12-22 14:48:43,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:43,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:43,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:43,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:43,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:43,297 INFO L87 Difference]: Start difference. First operand 371 states and 479 transitions. Second operand has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:43,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:43,389 INFO L93 Difference]: Finished difference Result 1095 states and 1427 transitions. [2021-12-22 14:48:43,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-22 14:48:43,389 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2021-12-22 14:48:43,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:43,394 INFO L225 Difference]: With dead ends: 1095 [2021-12-22 14:48:43,394 INFO L226 Difference]: Without dead ends: 744 [2021-12-22 14:48:43,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:48:43,395 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 332 mSDsluCounter, 1093 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 336 SdHoareTripleChecker+Valid, 1484 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:43,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [336 Valid, 1484 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:43,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-12-22 14:48:43,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 721. [2021-12-22 14:48:43,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 721 states, 530 states have (on average 1.2849056603773585) internal successors, (681), 542 states have internal predecessors, (681), 125 states have call successors, (125), 66 states have call predecessors, (125), 65 states have return successors, (127), 116 states have call predecessors, (127), 124 states have call successors, (127) [2021-12-22 14:48:43,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 933 transitions. [2021-12-22 14:48:43,418 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 933 transitions. Word has length 59 [2021-12-22 14:48:43,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:43,418 INFO L470 AbstractCegarLoop]: Abstraction has 721 states and 933 transitions. [2021-12-22 14:48:43,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.0) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 933 transitions. [2021-12-22 14:48:43,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-22 14:48:43,420 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:43,420 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:43,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-12-22 14:48:43,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:43,631 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:43,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:43,631 INFO L85 PathProgramCache]: Analyzing trace with hash 2003167721, now seen corresponding path program 1 times [2021-12-22 14:48:43,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:43,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1067065297] [2021-12-22 14:48:43,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:43,632 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:43,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:43,633 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:43,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-22 14:48:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:43,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 14:48:43,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:43,972 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:43,972 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:43,972 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:43,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1067065297] [2021-12-22 14:48:43,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1067065297] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:43,973 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:43,973 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 14:48:43,973 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217560517] [2021-12-22 14:48:43,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:43,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:43,973 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:43,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:43,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:43,974 INFO L87 Difference]: Start difference. First operand 721 states and 933 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:44,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:44,066 INFO L93 Difference]: Finished difference Result 1454 states and 1889 transitions. [2021-12-22 14:48:44,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:48:44,067 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 60 [2021-12-22 14:48:44,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:44,070 INFO L225 Difference]: With dead ends: 1454 [2021-12-22 14:48:44,070 INFO L226 Difference]: Without dead ends: 753 [2021-12-22 14:48:44,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:48:44,072 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 323 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 327 SdHoareTripleChecker+Valid, 980 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:44,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [327 Valid, 980 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:44,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 753 states. [2021-12-22 14:48:44,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 753 to 729. [2021-12-22 14:48:44,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 729 states, 538 states have (on average 1.2769516728624535) internal successors, (687), 548 states have internal predecessors, (687), 123 states have call successors, (123), 68 states have call predecessors, (123), 67 states have return successors, (125), 116 states have call predecessors, (125), 122 states have call successors, (125) [2021-12-22 14:48:44,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 935 transitions. [2021-12-22 14:48:44,095 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 935 transitions. Word has length 60 [2021-12-22 14:48:44,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:44,095 INFO L470 AbstractCegarLoop]: Abstraction has 729 states and 935 transitions. [2021-12-22 14:48:44,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:44,095 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 935 transitions. [2021-12-22 14:48:44,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-12-22 14:48:44,096 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:44,097 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:44,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-12-22 14:48:44,306 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:44,307 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:44,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:44,307 INFO L85 PathProgramCache]: Analyzing trace with hash -524865236, now seen corresponding path program 1 times [2021-12-22 14:48:44,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:44,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [114054604] [2021-12-22 14:48:44,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:44,308 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:44,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:44,315 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:44,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-12-22 14:48:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:44,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 14:48:44,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:44,692 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:44,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:44,692 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:44,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [114054604] [2021-12-22 14:48:44,692 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [114054604] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:44,692 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:44,692 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 14:48:44,692 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437353074] [2021-12-22 14:48:44,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:44,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:44,693 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:44,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:44,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:44,693 INFO L87 Difference]: Start difference. First operand 729 states and 935 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:44,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:44,782 INFO L93 Difference]: Finished difference Result 1470 states and 1889 transitions. [2021-12-22 14:48:44,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:48:44,782 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 62 [2021-12-22 14:48:44,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:44,785 INFO L225 Difference]: With dead ends: 1470 [2021-12-22 14:48:44,786 INFO L226 Difference]: Without dead ends: 761 [2021-12-22 14:48:44,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:48:44,788 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 319 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:44,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [323 Valid, 977 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:44,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2021-12-22 14:48:44,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 737. [2021-12-22 14:48:44,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 737 states, 546 states have (on average 1.2692307692307692) internal successors, (693), 554 states have internal predecessors, (693), 121 states have call successors, (121), 70 states have call predecessors, (121), 69 states have return successors, (123), 116 states have call predecessors, (123), 120 states have call successors, (123) [2021-12-22 14:48:44,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 737 states and 937 transitions. [2021-12-22 14:48:44,810 INFO L78 Accepts]: Start accepts. Automaton has 737 states and 937 transitions. Word has length 62 [2021-12-22 14:48:44,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:44,810 INFO L470 AbstractCegarLoop]: Abstraction has 737 states and 937 transitions. [2021-12-22 14:48:44,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:44,811 INFO L276 IsEmpty]: Start isEmpty. Operand 737 states and 937 transitions. [2021-12-22 14:48:44,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-12-22 14:48:44,812 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:44,812 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:44,826 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:45,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:45,024 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:45,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:45,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1732611677, now seen corresponding path program 1 times [2021-12-22 14:48:45,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:45,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [307753286] [2021-12-22 14:48:45,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:45,026 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:45,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:45,027 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:45,029 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-12-22 14:48:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:45,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-22 14:48:45,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:45,410 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:45,410 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:45,410 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:45,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [307753286] [2021-12-22 14:48:45,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [307753286] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:45,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:45,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-22 14:48:45,411 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138326836] [2021-12-22 14:48:45,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:45,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-22 14:48:45,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:45,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-22 14:48:45,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-22 14:48:45,412 INFO L87 Difference]: Start difference. First operand 737 states and 937 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:45,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:45,523 INFO L93 Difference]: Finished difference Result 1403 states and 1785 transitions. [2021-12-22 14:48:45,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-22 14:48:45,524 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 61 [2021-12-22 14:48:45,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:45,526 INFO L225 Difference]: With dead ends: 1403 [2021-12-22 14:48:45,526 INFO L226 Difference]: Without dead ends: 686 [2021-12-22 14:48:45,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-22 14:48:45,529 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 318 mSDsluCounter, 645 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 322 SdHoareTripleChecker+Valid, 974 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:45,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [322 Valid, 974 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-22 14:48:45,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2021-12-22 14:48:45,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 668. [2021-12-22 14:48:45,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 668 states, 498 states have (on average 1.2590361445783131) internal successors, (627), 502 states have internal predecessors, (627), 105 states have call successors, (105), 65 states have call predecessors, (105), 64 states have return successors, (107), 102 states have call predecessors, (107), 104 states have call successors, (107) [2021-12-22 14:48:45,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 668 states and 839 transitions. [2021-12-22 14:48:45,547 INFO L78 Accepts]: Start accepts. Automaton has 668 states and 839 transitions. Word has length 61 [2021-12-22 14:48:45,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:45,549 INFO L470 AbstractCegarLoop]: Abstraction has 668 states and 839 transitions. [2021-12-22 14:48:45,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-12-22 14:48:45,549 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 839 transitions. [2021-12-22 14:48:45,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-12-22 14:48:45,550 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:45,550 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:45,563 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:45,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:45,761 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:45,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:45,762 INFO L85 PathProgramCache]: Analyzing trace with hash -1941224850, now seen corresponding path program 1 times [2021-12-22 14:48:45,762 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:45,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [913235951] [2021-12-22 14:48:45,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:45,762 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:45,763 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:45,763 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:45,765 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-12-22 14:48:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:45,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-22 14:48:45,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:46,210 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 14:48:46,210 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:46,515 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-22 14:48:46,516 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:46,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [913235951] [2021-12-22 14:48:46,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [913235951] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-22 14:48:46,516 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-22 14:48:46,516 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 10 [2021-12-22 14:48:46,516 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543094463] [2021-12-22 14:48:46,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:46,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-22 14:48:46,517 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:46,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-22 14:48:46,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-12-22 14:48:46,517 INFO L87 Difference]: Start difference. First operand 668 states and 839 transitions. Second operand has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-22 14:48:47,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:47,294 INFO L93 Difference]: Finished difference Result 1622 states and 2039 transitions. [2021-12-22 14:48:47,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-22 14:48:47,295 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 71 [2021-12-22 14:48:47,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:47,299 INFO L225 Difference]: With dead ends: 1622 [2021-12-22 14:48:47,299 INFO L226 Difference]: Without dead ends: 981 [2021-12-22 14:48:47,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2021-12-22 14:48:47,301 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 341 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 345 SdHoareTripleChecker+Valid, 1996 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:47,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [345 Valid, 1996 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-22 14:48:47,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2021-12-22 14:48:47,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 918. [2021-12-22 14:48:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 918 states, 688 states have (on average 1.2674418604651163) internal successors, (872), 690 states have internal predecessors, (872), 143 states have call successors, (143), 87 states have call predecessors, (143), 86 states have return successors, (145), 142 states have call predecessors, (145), 142 states have call successors, (145) [2021-12-22 14:48:47,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 918 states and 1160 transitions. [2021-12-22 14:48:47,324 INFO L78 Accepts]: Start accepts. Automaton has 918 states and 1160 transitions. Word has length 71 [2021-12-22 14:48:47,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:47,324 INFO L470 AbstractCegarLoop]: Abstraction has 918 states and 1160 transitions. [2021-12-22 14:48:47,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.125) internal successors, (41), 6 states have internal predecessors, (41), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-22 14:48:47,324 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1160 transitions. [2021-12-22 14:48:47,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-12-22 14:48:47,326 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:47,326 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:47,337 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:47,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:47,536 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:47,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:47,536 INFO L85 PathProgramCache]: Analyzing trace with hash 644086264, now seen corresponding path program 1 times [2021-12-22 14:48:47,537 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:47,537 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2084255158] [2021-12-22 14:48:47,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:47,537 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:47,537 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:47,538 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:47,555 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-12-22 14:48:47,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:47,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-22 14:48:47,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:47,940 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:47,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:48,102 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:48,103 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:48,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2084255158] [2021-12-22 14:48:48,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2084255158] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:48,103 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-22 14:48:48,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-12-22 14:48:48,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725878958] [2021-12-22 14:48:48,103 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:48,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-22 14:48:48,103 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:48,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-22 14:48:48,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-22 14:48:48,104 INFO L87 Difference]: Start difference. First operand 918 states and 1160 transitions. Second operand has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-22 14:48:49,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:49,235 INFO L93 Difference]: Finished difference Result 2134 states and 2693 transitions. [2021-12-22 14:48:49,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-22 14:48:49,235 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 72 [2021-12-22 14:48:49,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:49,240 INFO L225 Difference]: With dead ends: 2134 [2021-12-22 14:48:49,240 INFO L226 Difference]: Without dead ends: 1243 [2021-12-22 14:48:49,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-12-22 14:48:49,242 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 722 mSDsluCounter, 2359 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 727 SdHoareTripleChecker+Valid, 2738 SdHoareTripleChecker+Invalid, 906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:49,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [727 Valid, 2738 Invalid, 906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 711 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-22 14:48:49,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1243 states. [2021-12-22 14:48:49,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1243 to 1178. [2021-12-22 14:48:49,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-12-22 14:48:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-12-22 14:48:49,268 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 72 [2021-12-22 14:48:49,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:49,269 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-12-22 14:48:49,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.909090909090909) internal successors, (65), 9 states have internal predecessors, (65), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-22 14:48:49,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-12-22 14:48:49,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-12-22 14:48:49,270 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:49,270 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:49,297 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Ended with exit code 0 [2021-12-22 14:48:49,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:49,480 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:49,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:49,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1082506311, now seen corresponding path program 1 times [2021-12-22 14:48:49,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:49,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91985869] [2021-12-22 14:48:49,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:49,481 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:49,481 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:49,482 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:49,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-12-22 14:48:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:49,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-22 14:48:49,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:49,896 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:49,897 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:50,157 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:50,157 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [91985869] [2021-12-22 14:48:50,157 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [91985869] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:50,157 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-22 14:48:50,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-12-22 14:48:50,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449991711] [2021-12-22 14:48:50,158 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:50,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-22 14:48:50,158 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:50,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-22 14:48:50,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-22 14:48:50,159 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-22 14:48:51,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:51,344 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-12-22 14:48:51,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-22 14:48:51,345 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 73 [2021-12-22 14:48:51,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:51,350 INFO L225 Difference]: With dead ends: 2654 [2021-12-22 14:48:51,350 INFO L226 Difference]: Without dead ends: 1503 [2021-12-22 14:48:51,352 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-12-22 14:48:51,353 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 764 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 769 SdHoareTripleChecker+Valid, 2510 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:51,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [769 Valid, 2510 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-12-22 14:48:51,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-12-22 14:48:51,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-12-22 14:48:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-12-22 14:48:51,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-12-22 14:48:51,379 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 73 [2021-12-22 14:48:51,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:51,379 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-12-22 14:48:51,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.0) internal successors, (66), 9 states have internal predecessors, (66), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-22 14:48:51,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-12-22 14:48:51,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-12-22 14:48:51,381 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:51,381 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:51,409 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Ended with exit code 0 [2021-12-22 14:48:51,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:51,591 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:51,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:51,591 INFO L85 PathProgramCache]: Analyzing trace with hash -608187279, now seen corresponding path program 1 times [2021-12-22 14:48:51,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:51,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [233871890] [2021-12-22 14:48:51,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:51,592 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:51,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:51,593 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:51,594 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-12-22 14:48:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:51,834 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-22 14:48:51,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:52,049 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:52,290 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:52,290 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:52,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [233871890] [2021-12-22 14:48:52,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [233871890] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:52,290 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-22 14:48:52,291 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 11 [2021-12-22 14:48:52,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281996997] [2021-12-22 14:48:52,291 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:52,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-22 14:48:52,291 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:52,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-22 14:48:52,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-12-22 14:48:52,291 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-22 14:48:53,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:53,245 INFO L93 Difference]: Finished difference Result 2654 states and 3355 transitions. [2021-12-22 14:48:53,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-22 14:48:53,246 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) Word has length 74 [2021-12-22 14:48:53,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:53,251 INFO L225 Difference]: With dead ends: 2654 [2021-12-22 14:48:53,251 INFO L226 Difference]: Without dead ends: 1503 [2021-12-22 14:48:53,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2021-12-22 14:48:53,254 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 774 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 1869 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:53,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [779 Valid, 1869 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-12-22 14:48:53,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1503 states. [2021-12-22 14:48:53,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1503 to 1178. [2021-12-22 14:48:53,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1178 states, 884 states have (on average 1.2703619909502262) internal successors, (1123), 888 states have internal predecessors, (1123), 183 states have call successors, (183), 111 states have call predecessors, (183), 110 states have return successors, (185), 180 states have call predecessors, (185), 182 states have call successors, (185) [2021-12-22 14:48:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 1178 states and 1491 transitions. [2021-12-22 14:48:53,282 INFO L78 Accepts]: Start accepts. Automaton has 1178 states and 1491 transitions. Word has length 74 [2021-12-22 14:48:53,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:53,282 INFO L470 AbstractCegarLoop]: Abstraction has 1178 states and 1491 transitions. [2021-12-22 14:48:53,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 6.090909090909091) internal successors, (67), 9 states have internal predecessors, (67), 4 states have call successors, (15), 4 states have call predecessors, (15), 5 states have return successors, (12), 4 states have call predecessors, (12), 3 states have call successors, (12) [2021-12-22 14:48:53,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1491 transitions. [2021-12-22 14:48:53,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-12-22 14:48:53,284 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:53,284 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:53,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:53,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:53,495 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:53,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:53,496 INFO L85 PathProgramCache]: Analyzing trace with hash -2022215437, now seen corresponding path program 1 times [2021-12-22 14:48:53,496 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:53,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1127366975] [2021-12-22 14:48:53,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:53,496 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:53,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:53,497 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:53,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-12-22 14:48:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:53,702 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 14:48:53,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-12-22 14:48:53,876 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:53,876 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:53,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1127366975] [2021-12-22 14:48:53,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1127366975] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:53,877 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:53,877 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 14:48:53,877 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951574752] [2021-12-22 14:48:53,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:53,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:48:53,877 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:53,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:48:53,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:53,878 INFO L87 Difference]: Start difference. First operand 1178 states and 1491 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-22 14:48:54,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:54,012 INFO L93 Difference]: Finished difference Result 2624 states and 3365 transitions. [2021-12-22 14:48:54,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:48:54,012 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 79 [2021-12-22 14:48:54,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:54,017 INFO L225 Difference]: With dead ends: 2624 [2021-12-22 14:48:54,018 INFO L226 Difference]: Without dead ends: 1473 [2021-12-22 14:48:54,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:54,022 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 762 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:54,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 762 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-22 14:48:54,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1473 states. [2021-12-22 14:48:54,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1473 to 1470. [2021-12-22 14:48:54,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1470 states, 1141 states have (on average 1.284837861524978) internal successors, (1466), 1147 states have internal predecessors, (1466), 199 states have call successors, (199), 130 states have call predecessors, (199), 129 states have return successors, (201), 195 states have call predecessors, (201), 198 states have call successors, (201) [2021-12-22 14:48:54,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 1470 states and 1866 transitions. [2021-12-22 14:48:54,058 INFO L78 Accepts]: Start accepts. Automaton has 1470 states and 1866 transitions. Word has length 79 [2021-12-22 14:48:54,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:54,058 INFO L470 AbstractCegarLoop]: Abstraction has 1470 states and 1866 transitions. [2021-12-22 14:48:54,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2021-12-22 14:48:54,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1470 states and 1866 transitions. [2021-12-22 14:48:54,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-12-22 14:48:54,060 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:54,060 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:54,086 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:54,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:54,271 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:54,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:54,272 INFO L85 PathProgramCache]: Analyzing trace with hash 1967013804, now seen corresponding path program 1 times [2021-12-22 14:48:54,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:54,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1291244344] [2021-12-22 14:48:54,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:54,272 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:54,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:54,274 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:54,276 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-12-22 14:48:54,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:54,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-22 14:48:54,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:54,842 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-12-22 14:48:54,843 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-22 14:48:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-22 14:48:55,273 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:55,273 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1291244344] [2021-12-22 14:48:55,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1291244344] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-22 14:48:55,273 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-22 14:48:55,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 12] total 16 [2021-12-22 14:48:55,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559451080] [2021-12-22 14:48:55,273 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-22 14:48:55,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-22 14:48:55,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:55,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-22 14:48:55,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-12-22 14:48:55,274 INFO L87 Difference]: Start difference. First operand 1470 states and 1866 transitions. Second operand has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-22 14:48:56,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:56,554 INFO L93 Difference]: Finished difference Result 3170 states and 4014 transitions. [2021-12-22 14:48:56,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-12-22 14:48:56,563 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) Word has length 84 [2021-12-22 14:48:56,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:56,569 INFO L225 Difference]: With dead ends: 3170 [2021-12-22 14:48:56,569 INFO L226 Difference]: Without dead ends: 1727 [2021-12-22 14:48:56,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=560, Unknown=0, NotChecked=0, Total=702 [2021-12-22 14:48:56,572 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 709 mSDsluCounter, 2418 mSDsCounter, 0 mSdLazyCounter, 640 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 713 SdHoareTripleChecker+Valid, 2749 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:56,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [713 Valid, 2749 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 640 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-22 14:48:56,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2021-12-22 14:48:56,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 412. [2021-12-22 14:48:56,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 412 states, 317 states have (on average 1.2397476340694007) internal successors, (393), 317 states have internal predecessors, (393), 55 states have call successors, (55), 40 states have call predecessors, (55), 39 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2021-12-22 14:48:56,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 502 transitions. [2021-12-22 14:48:56,589 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 502 transitions. Word has length 84 [2021-12-22 14:48:56,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:56,589 INFO L470 AbstractCegarLoop]: Abstraction has 412 states and 502 transitions. [2021-12-22 14:48:56,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.625) internal successors, (74), 13 states have internal predecessors, (74), 4 states have call successors, (17), 5 states have call predecessors, (17), 7 states have return successors, (14), 5 states have call predecessors, (14), 4 states have call successors, (14) [2021-12-22 14:48:56,589 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 502 transitions. [2021-12-22 14:48:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-12-22 14:48:56,590 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:56,590 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:56,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:56,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:56,801 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:56,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:56,801 INFO L85 PathProgramCache]: Analyzing trace with hash -446383630, now seen corresponding path program 1 times [2021-12-22 14:48:56,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:56,802 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1909011429] [2021-12-22 14:48:56,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:56,802 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:56,803 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:56,804 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:56,806 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-12-22 14:48:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-22 14:48:57,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-22 14:48:57,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-22 14:48:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-12-22 14:48:57,114 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-22 14:48:57,114 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-22 14:48:57,114 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1909011429] [2021-12-22 14:48:57,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1909011429] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-22 14:48:57,114 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-22 14:48:57,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-22 14:48:57,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730295439] [2021-12-22 14:48:57,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-22 14:48:57,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-22 14:48:57,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-22 14:48:57,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-22 14:48:57,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:57,116 INFO L87 Difference]: Start difference. First operand 412 states and 502 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:57,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-22 14:48:57,212 INFO L93 Difference]: Finished difference Result 1001 states and 1214 transitions. [2021-12-22 14:48:57,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-22 14:48:57,213 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 92 [2021-12-22 14:48:57,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-22 14:48:57,215 INFO L225 Difference]: With dead ends: 1001 [2021-12-22 14:48:57,215 INFO L226 Difference]: Without dead ends: 616 [2021-12-22 14:48:57,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-22 14:48:57,220 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 233 mSDsluCounter, 253 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-22 14:48:57,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [233 Valid, 677 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-22 14:48:57,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 616 states. [2021-12-22 14:48:57,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 616 to 613. [2021-12-22 14:48:57,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 613 states, 467 states have (on average 1.220556745182013) internal successors, (570), 467 states have internal predecessors, (570), 81 states have call successors, (81), 65 states have call predecessors, (81), 64 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2021-12-22 14:48:57,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 613 states and 731 transitions. [2021-12-22 14:48:57,240 INFO L78 Accepts]: Start accepts. Automaton has 613 states and 731 transitions. Word has length 92 [2021-12-22 14:48:57,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-22 14:48:57,240 INFO L470 AbstractCegarLoop]: Abstraction has 613 states and 731 transitions. [2021-12-22 14:48:57,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-12-22 14:48:57,241 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 731 transitions. [2021-12-22 14:48:57,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-12-22 14:48:57,243 INFO L506 BasicCegarLoop]: Found error trace [2021-12-22 14:48:57,243 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:57,269 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:57,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:57,455 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-22 14:48:57,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-22 14:48:57,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1210197595, now seen corresponding path program 1 times [2021-12-22 14:48:57,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-22 14:48:57,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1558695710] [2021-12-22 14:48:57,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-22 14:48:57,456 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-22 14:48:57,456 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-22 14:48:57,457 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-22 14:48:57,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-12-22 14:48:57,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 14:48:57,814 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-22 14:48:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-22 14:48:58,217 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-12-22 14:48:58,218 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-22 14:48:58,218 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-22 14:48:58,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-12-22 14:48:58,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-22 14:48:58,434 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-22 14:48:58,436 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-22 14:48:58,465 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,467 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,469 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,470 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,470 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,470 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,470 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,472 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,472 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,474 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,474 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,474 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,474 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,475 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,475 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,475 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,475 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,475 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,475 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,475 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,486 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,492 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,492 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,492 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,492 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,492 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,492 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,492 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,493 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,494 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,494 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,494 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,494 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,494 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,494 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,494 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,495 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,495 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,495 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,495 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,495 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,495 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,495 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,496 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,496 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,496 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,496 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,496 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,496 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,496 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,497 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,497 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,497 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,497 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,497 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,497 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,497 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,498 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,498 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,498 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,498 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,498 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,498 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,498 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,499 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,499 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,499 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,499 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,499 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,499 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-22 14:48:58,499 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-22 14:48:58,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 02:48:58 BoogieIcfgContainer [2021-12-22 14:48:58,602 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 14:48:58,603 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 14:48:58,603 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 14:48:58,603 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 14:48:58,604 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 02:48:40" (3/4) ... [2021-12-22 14:48:58,606 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-22 14:48:58,606 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 14:48:58,606 INFO L158 Benchmark]: Toolchain (without parser) took 23005.95ms. Allocated memory was 52.4MB in the beginning and 272.6MB in the end (delta: 220.2MB). Free memory was 25.7MB in the beginning and 184.9MB in the end (delta: -159.2MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-12-22 14:48:58,606 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 14:48:58,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 956.16ms. Allocated memory was 52.4MB in the beginning and 98.6MB in the end (delta: 46.1MB). Free memory was 25.5MB in the beginning and 62.0MB in the end (delta: -36.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2021-12-22 14:48:58,607 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.96ms. Allocated memory is still 98.6MB. Free memory was 62.0MB in the beginning and 56.5MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-22 14:48:58,607 INFO L158 Benchmark]: Boogie Preprocessor took 62.63ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 50.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-22 14:48:58,607 INFO L158 Benchmark]: RCFGBuilder took 3339.49ms. Allocated memory was 98.6MB in the beginning and 180.4MB in the end (delta: 81.8MB). Free memory was 50.2MB in the beginning and 129.9MB in the end (delta: -79.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-12-22 14:48:58,608 INFO L158 Benchmark]: TraceAbstraction took 18534.12ms. Allocated memory was 180.4MB in the beginning and 272.6MB in the end (delta: 92.3MB). Free memory was 129.9MB in the beginning and 185.9MB in the end (delta: -56.0MB). Peak memory consumption was 147.3MB. Max. memory is 16.1GB. [2021-12-22 14:48:58,608 INFO L158 Benchmark]: Witness Printer took 2.92ms. Allocated memory is still 272.6MB. Free memory was 185.9MB in the beginning and 184.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 14:48:58,609 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 33.9MB in the beginning and 33.9MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 956.16ms. Allocated memory was 52.4MB in the beginning and 98.6MB in the end (delta: 46.1MB). Free memory was 25.5MB in the beginning and 62.0MB in the end (delta: -36.5MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.96ms. Allocated memory is still 98.6MB. Free memory was 62.0MB in the beginning and 56.5MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.63ms. Allocated memory is still 98.6MB. Free memory was 56.5MB in the beginning and 50.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3339.49ms. Allocated memory was 98.6MB in the beginning and 180.4MB in the end (delta: 81.8MB). Free memory was 50.2MB in the beginning and 129.9MB in the end (delta: -79.8MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * TraceAbstraction took 18534.12ms. Allocated memory was 180.4MB in the beginning and 272.6MB in the end (delta: 92.3MB). Free memory was 129.9MB in the beginning and 185.9MB in the end (delta: -56.0MB). Peak memory consumption was 147.3MB. Max. memory is 16.1GB. * Witness Printer took 2.92ms. Allocated memory is still 272.6MB. Free memory was 185.9MB in the beginning and 184.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1672]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2227. Possible FailurePath: [L1695] int ldv_irq_1_2 = 0; [L1696] int LDV_IN_INTERRUPT = 1; [L1697] int ldv_irq_1_3 = 0; [L1698] struct platform_device *tegra_rtc_driver_group0 ; [L1699] void *ldv_irq_data_1_1 ; [L1700] int ldv_irq_1_1 = 0; [L1701] int ldv_irq_1_0 = 0; [L1702] int ldv_irq_line_1_3 ; [L1703] void *ldv_irq_data_1_0 ; [L1704] int ldv_state_variable_0 ; [L1705] struct device *tegra_rtc_ops_group1 ; [L1706] int ldv_state_variable_3 ; [L1707] int ldv_irq_line_1_0 ; [L1708] int ldv_state_variable_2 ; [L1709] void *ldv_irq_data_1_3 ; [L1710] int ref_cnt ; [L1711] int ldv_irq_line_1_1 ; [L1712] struct rtc_time *tegra_rtc_ops_group0 ; [L1713] void *ldv_irq_data_1_2 ; [L1714] int ldv_state_variable_1 ; [L1715] int ldv_irq_line_1_2 ; [L1716] struct rtc_wkalrm *tegra_rtc_ops_group2 ; [L2058-L2060] static struct rtc_class_ops tegra_rtc_ops = {0, 0, 0, & tegra_rtc_read_time, & tegra_rtc_set_time, & tegra_rtc_read_alarm, & tegra_rtc_set_alarm, & tegra_rtc_proc, 0, 0, & tegra_rtc_alarm_irq_enable}; [L2226-L2227] static struct platform_driver tegra_rtc_driver = {0, & tegra_rtc_remove, & tegra_rtc_shutdown, & tegra_rtc_suspend, & tegra_rtc_resume, {"tegra_rtc", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L2243] int ldv_retval_2 ; [L2244] int ldv_retval_0 ; [L2246] int ldv_retval_1 ; [L2769] int ldv_init = 0; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2398] struct seq_file *ldvarg1 ; [L2399] void *tmp ; [L2400] unsigned int ldvarg0 ; [L2401] unsigned int tmp___0 ; [L2402] pm_message_t ldvarg2 ; [L2403] int tmp___1 ; [L2404] int tmp___2 ; [L2405] int tmp___3 ; [L2406] int tmp___4 ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] CALL, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=136, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, size=136, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2408] RET, EXPR ldv_zalloc(136U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(136U)={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2408] tmp = ldv_zalloc(136U) [L2409] ldvarg1 = (struct seq_file *)tmp [L2410] tmp___0 = __VERIFIER_nondet_uint() [L2411] ldvarg0 = tmp___0 [L2412] FCALL ldv_initialize() [L2413] FCALL memset((void *)(& ldvarg2), 0, 4U) [L2414] ldv_state_variable_1 = 1 [L2415] ref_cnt = 0 [L2416] ldv_state_variable_0 = 1 [L2417] ldv_state_variable_3 = 0 [L2418] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1] [L2429] COND TRUE ldv_state_variable_0 != 0 [L2430] tmp___2 = __VERIFIER_nondet_int() [L2432] case 0: [L2440] case 1: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2441] COND TRUE ldv_state_variable_0 == 1 [L2442] CALL, EXPR tegra_rtc_init() [L2230] int tmp ; [L2232] CALL, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2848] return __VERIFIER_nondet_int(); [L2232] RET, EXPR platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2232] tmp = platform_driver_probe(& tegra_rtc_driver, & tegra_rtc_probe) [L2233] return (tmp); VAL [\result=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp=0] [L2442] RET, EXPR tegra_rtc_init() [L2442] ldv_retval_0 = tegra_rtc_init() [L2443] COND TRUE ldv_retval_0 == 0 [L2444] ldv_state_variable_0 = 3 [L2445] ldv_state_variable_2 = 1 [L2446] CALL ldv_initialize_platform_driver_2() [L2363] void *tmp ; VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] CALL, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1636] void *p ; [L1637] void *tmp ; [L1638] int tmp___0 ; [L1640] tmp___0 = __VERIFIER_nondet_int() [L1641] COND TRUE tmp___0 != 0 [L1642] return (0); VAL [\old(size)=624, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, size=624, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2365] RET, EXPR ldv_zalloc(624U) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_zalloc(624U)={0:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2365] tmp = ldv_zalloc(624U) [L2366] tegra_rtc_driver_group0 = (struct platform_device *)tmp VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L2446] RET ldv_initialize_platform_driver_2() [L2449] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=1, tmp___2=1] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: [L2574] case 1: [L2584] case 2: [L2604] case 3: [L2614] case 4: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2615] COND TRUE ldv_state_variable_2 == 1 [L2616] CALL ldv_probe_2() [L2836] return __VERIFIER_nondet_int(); [L2616] RET ldv_probe_2() [L2617] ldv_state_variable_2 = 2 [L2618] ref_cnt = ref_cnt + 1 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2420] tmp___1 = __VERIFIER_nondet_int() [L2422] case 0: [L2428] case 1: [L2464] case 2: [L2558] case 3: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=4] [L2559] COND TRUE ldv_state_variable_2 != 0 [L2560] tmp___4 = __VERIFIER_nondet_int() [L2562] case 0: VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2563] COND FALSE !(ldv_state_variable_2 == 4) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2568] COND TRUE ldv_state_variable_2 == 2 VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ldvarg0=5, ldvarg1={0:0}, ldvarg2={22:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___0=5, tmp___1=3, tmp___2=1, tmp___4=0] [L2569] CALL tegra_rtc_shutdown(tegra_rtc_driver_group0) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, pdev={0:0}, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2222] CALL tegra_rtc_alarm_irq_enable(& pdev->dev, 0U) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1960] struct tegra_rtc_info *info ; [L1961] void *tmp ; [L1962] unsigned int status ; [L1963] unsigned long sl_irq_flags ; [L1964] u32 __v ; [L1965] u32 __v___0 ; VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1967] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, enabled=0, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1967] tmp = dev_get_drvdata((struct device const *)dev) [L1968] info = (struct tegra_rtc_info *)tmp VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1969] CALL tegra_rtc_wait_while_busy(dev) VAL [__this_module={0:0}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1843] struct tegra_rtc_info *info ; [L1844] void *tmp ; [L1845] int retries ; [L1846] int tmp___0 ; [L1847] u32 tmp___1 ; VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] CALL, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] CALL, EXPR ldv_malloc(0UL) VAL [\old(size)=0, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1618] void *p ; [L1619] void *tmp ; [L1620] int tmp___0 ; [L1622] tmp___0 = __VERIFIER_nondet_int() [L1623] COND TRUE tmp___0 != 0 [L1624] return (0); VAL [\old(size)=0, \result={0:0}, __this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, size=0, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp___0=2147483648] [L2807] RET, EXPR ldv_malloc(0UL) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_malloc(0UL)={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2807] return ldv_malloc(0UL); [L1849] RET, EXPR dev_get_drvdata((struct device const *)dev) VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, dev_get_drvdata((struct device const *)dev)={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1849] tmp = dev_get_drvdata((struct device const *)dev) [L1850] info = (struct tegra_rtc_info *)tmp [L1851] retries = 500 VAL [__this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}] [L1862] CALL, EXPR tegra_rtc_check_busy(info) [L1833] u32 __v ; [L1834] u32 __v___0 ; [L1836] EXPR info->rtc_base [L1836] EXPR (unsigned int volatile *)info->rtc_base + 4U [L1836] __v___0 = *((unsigned int volatile *)info->rtc_base + 4U) [L1837] __v = __v___0 [L1838] return (__v & 1U); VAL [\result=0, __this_module={0:0}, __v=0, __v___0=0, info={0:0}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1862] RET, EXPR tegra_rtc_check_busy(info) [L1862] tmp___1 = tegra_rtc_check_busy(info) [L1863] COND FALSE !(tmp___1 != 0U) [L1867] return (0); VAL [\result=0, __this_module={0:0}, dev={0:12}, dev={0:12}, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, retries=500, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tmp={0:0}, tmp___1=0] [L1969] RET tegra_rtc_wait_while_busy(dev) VAL [\old(enabled)=0, __this_module={0:0}, dev={0:12}, dev={0:12}, enabled=0, info={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}, tegra_rtc_wait_while_busy(dev)=0, tmp={0:0}] [L1970] CALL ldv_spin_lock_check() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2783] COND FALSE !(ldv_init == 1) VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L2785] CALL ldv_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] [L1672] reach_error() VAL [__this_module={0:0}, LDV_IN_INTERRUPT=1, ldv_init=0, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=0, ref_cnt=1, tegra_rtc_driver={15:0}, tegra_rtc_driver_group0={0:0}, tegra_rtc_ops={14:0}, tegra_rtc_ops_group0={0:0}, tegra_rtc_ops_group1={0:0}, tegra_rtc_ops_group2={0:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 32 procedures, 382 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.3s, OverallIterations: 16, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5496 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5457 mSDsluCounter, 21173 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15383 mSDsCounter, 845 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2819 IncrementalHoareTripleChecker+Invalid, 3664 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 845 mSolverCounterUnsat, 5790 mSDtfsCounter, 2819 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1436 GetRequests, 1297 SyntacticMatches, 0 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1470occurred in iteration=13, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 2191 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 1061 NumberOfCodeBlocks, 1057 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1360 ConstructedInterpolants, 0 QuantifiedInterpolants, 2630 SizeOfPredicates, 34 NumberOfNonLiveVariables, 5292 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 21 InterpolantComputations, 10 PerfectInterpolantSequences, 392/455 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-12-22 14:48:58,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample