./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version bfd0d9ac Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.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 790ee47547867d006f1299e2cf5c9d6d26b057091574ae3950813e98f75c3c5e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-bfd0d9a [2021-11-01 15:30:52,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-01 15:30:52,276 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-01 15:30:52,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-01 15:30:52,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-01 15:30:52,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-01 15:30:52,315 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-01 15:30:52,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-01 15:30:52,318 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-01 15:30:52,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-01 15:30:52,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-01 15:30:52,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-01 15:30:52,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-01 15:30:52,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-01 15:30:52,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-01 15:30:52,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-01 15:30:52,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-01 15:30:52,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-01 15:30:52,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-01 15:30:52,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-01 15:30:52,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-01 15:30:52,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-01 15:30:52,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-01 15:30:52,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-01 15:30:52,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-01 15:30:52,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-01 15:30:52,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-01 15:30:52,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-01 15:30:52,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-01 15:30:52,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-01 15:30:52,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-01 15:30:52,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-01 15:30:52,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-01 15:30:52,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-01 15:30:52,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-01 15:30:52,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-01 15:30:52,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-01 15:30:52,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-01 15:30:52,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-01 15:30:52,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-01 15:30:52,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-01 15:30:52,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-01 15:30:52,380 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-01 15:30:52,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-01 15:30:52,381 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-01 15:30:52,381 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-01 15:30:52,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-01 15:30:52,383 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-01 15:30:52,383 INFO L138 SettingsManager]: * Use SBE=true [2021-11-01 15:30:52,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-01 15:30:52,383 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-01 15:30:52,383 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-01 15:30:52,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-01 15:30:52,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-01 15:30:52,384 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-01 15:30:52,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-01 15:30:52,385 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-01 15:30:52,385 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-01 15:30:52,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-01 15:30:52,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-01 15:30:52,385 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-01 15:30:52,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-01 15:30:52,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-01 15:30:52,386 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-01 15:30:52,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-01 15:30:52,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-01 15:30:52,386 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-01 15:30:52,386 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-01 15:30:52,387 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-01 15:30:52,387 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-01 15:30:52,387 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-01 15:30:52,387 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 790ee47547867d006f1299e2cf5c9d6d26b057091574ae3950813e98f75c3c5e [2021-11-01 15:30:52,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-01 15:30:52,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-01 15:30:52,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-01 15:30:52,636 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-01 15:30:52,637 INFO L275 PluginConnector]: CDTParser initialized [2021-11-01 15:30:52,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-11-01 15:30:52,685 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/513b64042/0dd6a84ff8d34d03883802dfb10f7332/FLAGb9040dcef [2021-11-01 15:30:53,263 INFO L306 CDTParser]: Found 1 translation units. [2021-11-01 15:30:53,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-11-01 15:30:53,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/513b64042/0dd6a84ff8d34d03883802dfb10f7332/FLAGb9040dcef [2021-11-01 15:30:53,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/513b64042/0dd6a84ff8d34d03883802dfb10f7332 [2021-11-01 15:30:53,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-01 15:30:53,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-01 15:30:53,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-01 15:30:53,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-01 15:30:53,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-01 15:30:53,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:30:53" (1/1) ... [2021-11-01 15:30:53,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb4bf74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:53, skipping insertion in model container [2021-11-01 15:30:53,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:30:53" (1/1) ... [2021-11-01 15:30:53,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-01 15:30:53,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-01 15:30:54,221 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i[152029,152042] [2021-11-01 15:30:54,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-01 15:30:54,496 INFO L203 MainTranslator]: Completed pre-run [2021-11-01 15:30:54,580 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i[152029,152042] [2021-11-01 15:30:54,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-01 15:30:54,704 INFO L208 MainTranslator]: Completed translation [2021-11-01 15:30:54,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54 WrapperNode [2021-11-01 15:30:54,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-01 15:30:54,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-01 15:30:54,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-01 15:30:54,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-01 15:30:54,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:54,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:54,999 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-01 15:30:55,001 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-01 15:30:55,001 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-01 15:30:55,001 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-01 15:30:55,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,014 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,080 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,082 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,358 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-01 15:30:55,359 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-01 15:30:55,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-01 15:30:55,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-01 15:30:55,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (1/1) ... [2021-11-01 15:30:55,366 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-01 15:30:55,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-01 15:30:55,386 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) [2021-11-01 15:30:55,397 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 [2021-11-01 15:30:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-01 15:30:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-01 15:30:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-01 15:30:55,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-01 15:30:55,420 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2021-11-01 15:30:55,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2021-11-01 15:30:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-01 15:30:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-01 15:30:55,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-01 15:30:55,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-01 15:30:57,324 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-01 15:30:57,324 INFO L299 CfgBuilder]: Removed 1606 assume(true) statements. [2021-11-01 15:30:57,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:30:57 BoogieIcfgContainer [2021-11-01 15:30:57,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-01 15:30:57,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-01 15:30:57,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-01 15:30:57,333 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-01 15:30:57,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 03:30:53" (1/3) ... [2021-11-01 15:30:57,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4649cc55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:30:57, skipping insertion in model container [2021-11-01 15:30:57,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:30:54" (2/3) ... [2021-11-01 15:30:57,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4649cc55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:30:57, skipping insertion in model container [2021-11-01 15:30:57,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:30:57" (3/3) ... [2021-11-01 15:30:57,336 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-11-01 15:30:57,340 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-01 15:30:57,340 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-01 15:30:57,387 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-01 15:30:57,392 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 [2021-11-01 15:30:57,392 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-01 15:30:57,437 INFO L276 IsEmpty]: Start isEmpty. Operand has 2063 states, 2000 states have (on average 1.4985) internal successors, (2997), 2042 states have internal predecessors, (2997), 60 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 25 states have call predecessors, (60), 60 states have call successors, (60) [2021-11-01 15:30:57,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-01 15:30:57,444 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:30:57,444 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] [2021-11-01 15:30:57,444 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:30:57,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:30:57,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1368154195, now seen corresponding path program 1 times [2021-11-01 15:30:57,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:30:57,460 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161131365] [2021-11-01 15:30:57,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:30:57,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:30:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:30:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 15:30:57,805 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:30:57,805 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161131365] [2021-11-01 15:30:57,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161131365] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:30:57,806 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:30:57,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-01 15:30:57,807 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043604793] [2021-11-01 15:30:57,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-01 15:30:57,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:30:57,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-01 15:30:57,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:30:57,833 INFO L87 Difference]: Start difference. First operand has 2063 states, 2000 states have (on average 1.4985) internal successors, (2997), 2042 states have internal predecessors, (2997), 60 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 25 states have call predecessors, (60), 60 states have call successors, (60) Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:05,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:31:05,129 INFO L93 Difference]: Finished difference Result 6129 states and 9394 transitions. [2021-11-01 15:31:05,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-01 15:31:05,132 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-11-01 15:31:05,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:31:05,181 INFO L225 Difference]: With dead ends: 6129 [2021-11-01 15:31:05,182 INFO L226 Difference]: Without dead ends: 4055 [2021-11-01 15:31:05,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.00ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:31:05,257 INFO L933 BasicCegarLoop]: 186 mSDtfsCounter, 2930 mSDsluCounter, 2976 mSDsCounter, 0 mSdLazyCounter, 5727 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5711.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2930 SdHoareTripleChecker+Valid, 312 SdHoareTripleChecker+Invalid, 5730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 26.30ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6845.78ms IncrementalHoareTripleChecker+Time [2021-11-01 15:31:05,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2930 Valid, 312 Invalid, 5730 Unknown, 0 Unchecked, 26.30ms Time], IncrementalHoareTripleChecker [3 Valid, 5727 Invalid, 0 Unknown, 0 Unchecked, 6845.78ms Time] [2021-11-01 15:31:05,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4055 states. [2021-11-01 15:31:05,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4055 to 4055. [2021-11-01 15:31:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4055 states, 3932 states have (on average 1.4381993896236012) internal successors, (5655), 4014 states have internal predecessors, (5655), 120 states have call successors, (120), 2 states have call predecessors, (120), 2 states have return successors, (120), 50 states have call predecessors, (120), 120 states have call successors, (120) [2021-11-01 15:31:05,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 4055 states and 5895 transitions. [2021-11-01 15:31:05,529 INFO L78 Accepts]: Start accepts. Automaton has 4055 states and 5895 transitions. Word has length 24 [2021-11-01 15:31:05,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:31:05,530 INFO L470 AbstractCegarLoop]: Abstraction has 4055 states and 5895 transitions. [2021-11-01 15:31:05,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:05,531 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 5895 transitions. [2021-11-01 15:31:05,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-01 15:31:05,537 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:31:05,537 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] [2021-11-01 15:31:05,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-01 15:31:05,538 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:31:05,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:31:05,539 INFO L85 PathProgramCache]: Analyzing trace with hash -565107801, now seen corresponding path program 1 times [2021-11-01 15:31:05,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:31:05,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163716352] [2021-11-01 15:31:05,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:31:05,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:31:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:31:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 15:31:05,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:31:05,645 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163716352] [2021-11-01 15:31:05,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163716352] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:31:05,645 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:31:05,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 15:31:05,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679993543] [2021-11-01 15:31:05,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 15:31:05,648 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:31:05,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 15:31:05,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 15:31:05,649 INFO L87 Difference]: Start difference. First operand 4055 states and 5895 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:13,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:31:13,437 INFO L93 Difference]: Finished difference Result 8081 states and 11755 transitions. [2021-11-01 15:31:13,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-01 15:31:13,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-01 15:31:13,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:31:13,473 INFO L225 Difference]: With dead ends: 8081 [2021-11-01 15:31:13,474 INFO L226 Difference]: Without dead ends: 4054 [2021-11-01 15:31:13,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 6.43ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-01 15:31:13,503 INFO L933 BasicCegarLoop]: 176 mSDtfsCounter, 5314 mSDsluCounter, 3007 mSDsCounter, 0 mSdLazyCounter, 8008 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6183.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5314 SdHoareTripleChecker+Valid, 352 SdHoareTripleChecker+Invalid, 8067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 39.37ms SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 8008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7361.64ms IncrementalHoareTripleChecker+Time [2021-11-01 15:31:13,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5314 Valid, 352 Invalid, 8067 Unknown, 0 Unchecked, 39.37ms Time], IncrementalHoareTripleChecker [59 Valid, 8008 Invalid, 0 Unknown, 0 Unchecked, 7361.64ms Time] [2021-11-01 15:31:13,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4054 states. [2021-11-01 15:31:13,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4054 to 4054. [2021-11-01 15:31:13,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4054 states, 3931 states have (on average 1.4375476977868227) internal successors, (5651), 4013 states have internal predecessors, (5651), 120 states have call successors, (120), 2 states have call predecessors, (120), 2 states have return successors, (120), 50 states have call predecessors, (120), 120 states have call successors, (120) [2021-11-01 15:31:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 4054 states and 5891 transitions. [2021-11-01 15:31:13,635 INFO L78 Accepts]: Start accepts. Automaton has 4054 states and 5891 transitions. Word has length 32 [2021-11-01 15:31:13,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:31:13,636 INFO L470 AbstractCegarLoop]: Abstraction has 4054 states and 5891 transitions. [2021-11-01 15:31:13,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 5891 transitions. [2021-11-01 15:31:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-01 15:31:13,640 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:31:13,641 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-01 15:31:13,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-01 15:31:13,641 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:31:13,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:31:13,642 INFO L85 PathProgramCache]: Analyzing trace with hash -96387740, now seen corresponding path program 1 times [2021-11-01 15:31:13,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:31:13,642 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285931771] [2021-11-01 15:31:13,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:31:13,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:31:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:31:13,752 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-01 15:31:13,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:31:13,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285931771] [2021-11-01 15:31:13,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285931771] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:31:13,753 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:31:13,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-01 15:31:13,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258886913] [2021-11-01 15:31:13,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-01 15:31:13,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:31:13,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-01 15:31:13,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-01 15:31:13,755 INFO L87 Difference]: Start difference. First operand 4054 states and 5891 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:24,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:31:24,454 INFO L93 Difference]: Finished difference Result 12104 states and 17846 transitions. [2021-11-01 15:31:24,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-01 15:31:24,455 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-11-01 15:31:24,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:31:24,528 INFO L225 Difference]: With dead ends: 12104 [2021-11-01 15:31:24,528 INFO L226 Difference]: Without dead ends: 8074 [2021-11-01 15:31:24,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 16.42ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-01 15:31:24,586 INFO L933 BasicCegarLoop]: 180 mSDtfsCounter, 2902 mSDsluCounter, 8877 mSDsCounter, 0 mSdLazyCounter, 11463 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8900.50ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2902 SdHoareTripleChecker+Valid, 720 SdHoareTripleChecker+Invalid, 11488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 30.18ms SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 11463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10257.95ms IncrementalHoareTripleChecker+Time [2021-11-01 15:31:24,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2902 Valid, 720 Invalid, 11488 Unknown, 0 Unchecked, 30.18ms Time], IncrementalHoareTripleChecker [25 Valid, 11463 Invalid, 0 Unknown, 0 Unchecked, 10257.95ms Time] [2021-11-01 15:31:24,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8074 states. [2021-11-01 15:31:24,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8074 to 8074. [2021-11-01 15:31:24,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8074 states, 7829 states have (on average 1.4324945714650659) internal successors, (11215), 7993 states have internal predecessors, (11215), 240 states have call successors, (240), 4 states have call predecessors, (240), 4 states have return successors, (360), 100 states have call predecessors, (360), 240 states have call successors, (360) [2021-11-01 15:31:24,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8074 states to 8074 states and 11815 transitions. [2021-11-01 15:31:24,836 INFO L78 Accepts]: Start accepts. Automaton has 8074 states and 11815 transitions. Word has length 43 [2021-11-01 15:31:24,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:31:24,836 INFO L470 AbstractCegarLoop]: Abstraction has 8074 states and 11815 transitions. [2021-11-01 15:31:24,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:24,837 INFO L276 IsEmpty]: Start isEmpty. Operand 8074 states and 11815 transitions. [2021-11-01 15:31:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-01 15:31:24,850 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:31:24,851 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 15:31:24,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-01 15:31:24,851 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:31:24,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:31:24,852 INFO L85 PathProgramCache]: Analyzing trace with hash 296586939, now seen corresponding path program 1 times [2021-11-01 15:31:24,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:31:24,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124089071] [2021-11-01 15:31:24,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:31:24,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:31:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:31:24,929 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-01 15:31:24,930 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:31:24,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124089071] [2021-11-01 15:31:24,930 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124089071] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:31:24,930 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:31:24,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-01 15:31:24,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989356705] [2021-11-01 15:31:24,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-01 15:31:24,931 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:31:24,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-01 15:31:24,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:31:24,932 INFO L87 Difference]: Start difference. First operand 8074 states and 11815 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:30,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:31:30,352 INFO L93 Difference]: Finished difference Result 18344 states and 26825 transitions. [2021-11-01 15:31:30,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-01 15:31:30,352 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-01 15:31:30,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:31:30,460 INFO L225 Difference]: With dead ends: 18344 [2021-11-01 15:31:30,461 INFO L226 Difference]: Without dead ends: 10298 [2021-11-01 15:31:30,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.17ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:31:30,547 INFO L933 BasicCegarLoop]: 136 mSDtfsCounter, 1194 mSDsluCounter, 2475 mSDsCounter, 0 mSdLazyCounter, 6064 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4351.66ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 236 SdHoareTripleChecker+Invalid, 6096 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.01ms SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 6064 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5102.28ms IncrementalHoareTripleChecker+Time [2021-11-01 15:31:30,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 236 Invalid, 6096 Unknown, 0 Unchecked, 9.01ms Time], IncrementalHoareTripleChecker [32 Valid, 6064 Invalid, 0 Unknown, 0 Unchecked, 5102.28ms Time] [2021-11-01 15:31:30,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10298 states. [2021-11-01 15:31:30,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10298 to 10276. [2021-11-01 15:31:30,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10276 states, 9995 states have (on average 1.4249124562281141) internal successors, (14242), 10163 states have internal predecessors, (14242), 272 states have call successors, (272), 8 states have call predecessors, (272), 8 states have return successors, (408), 132 states have call predecessors, (408), 272 states have call successors, (408) [2021-11-01 15:31:30,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10276 states to 10276 states and 14922 transitions. [2021-11-01 15:31:30,866 INFO L78 Accepts]: Start accepts. Automaton has 10276 states and 14922 transitions. Word has length 67 [2021-11-01 15:31:30,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:31:30,868 INFO L470 AbstractCegarLoop]: Abstraction has 10276 states and 14922 transitions. [2021-11-01 15:31:30,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:30,869 INFO L276 IsEmpty]: Start isEmpty. Operand 10276 states and 14922 transitions. [2021-11-01 15:31:30,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-01 15:31:30,882 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:31:30,882 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 15:31:30,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-01 15:31:30,882 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:31:30,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:31:30,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1823579219, now seen corresponding path program 2 times [2021-11-01 15:31:30,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:31:30,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033107680] [2021-11-01 15:31:30,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:31:30,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:31:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:31:30,942 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-01 15:31:30,942 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:31:30,942 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033107680] [2021-11-01 15:31:30,942 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033107680] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:31:30,942 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:31:30,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-01 15:31:30,943 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110915441] [2021-11-01 15:31:30,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-01 15:31:30,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:31:30,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-01 15:31:30,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:31:30,944 INFO L87 Difference]: Start difference. First operand 10276 states and 14922 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:37,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:31:37,590 INFO L93 Difference]: Finished difference Result 17502 states and 25343 transitions. [2021-11-01 15:31:37,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-01 15:31:37,590 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-11-01 15:31:37,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:31:37,648 INFO L225 Difference]: With dead ends: 17502 [2021-11-01 15:31:37,648 INFO L226 Difference]: Without dead ends: 7254 [2021-11-01 15:31:37,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.12ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:31:37,733 INFO L933 BasicCegarLoop]: 128 mSDtfsCounter, 771 mSDsluCounter, 2868 mSDsCounter, 0 mSdLazyCounter, 5686 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5636.27ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 248 SdHoareTripleChecker+Invalid, 5688 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.53ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6353.33ms IncrementalHoareTripleChecker+Time [2021-11-01 15:31:37,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 248 Invalid, 5688 Unknown, 0 Unchecked, 9.53ms Time], IncrementalHoareTripleChecker [2 Valid, 5686 Invalid, 0 Unknown, 0 Unchecked, 6353.33ms Time] [2021-11-01 15:31:37,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7254 states. [2021-11-01 15:31:37,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7254 to 7234. [2021-11-01 15:31:37,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7234 states, 7057 states have (on average 1.4185914694629447) internal successors, (10011), 7145 states have internal predecessors, (10011), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (252), 98 states have call predecessors, (252), 168 states have call successors, (252) [2021-11-01 15:31:37,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7234 states to 7234 states and 10431 transitions. [2021-11-01 15:31:37,928 INFO L78 Accepts]: Start accepts. Automaton has 7234 states and 10431 transitions. Word has length 67 [2021-11-01 15:31:37,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:31:37,929 INFO L470 AbstractCegarLoop]: Abstraction has 7234 states and 10431 transitions. [2021-11-01 15:31:37,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:37,932 INFO L276 IsEmpty]: Start isEmpty. Operand 7234 states and 10431 transitions. [2021-11-01 15:31:37,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-01 15:31:37,938 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:31:37,938 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 15:31:37,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-01 15:31:37,939 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:31:37,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:31:37,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1007757463, now seen corresponding path program 1 times [2021-11-01 15:31:37,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:31:37,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271568875] [2021-11-01 15:31:37,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:31:37,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:31:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:31:38,010 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-01 15:31:38,010 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:31:38,010 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271568875] [2021-11-01 15:31:38,010 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271568875] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:31:38,011 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:31:38,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-01 15:31:38,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115429864] [2021-11-01 15:31:38,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-01 15:31:38,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:31:38,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-01 15:31:38,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:31:38,012 INFO L87 Difference]: Start difference. First operand 7234 states and 10431 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:45,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:31:45,813 INFO L93 Difference]: Finished difference Result 18046 states and 26111 transitions. [2021-11-01 15:31:45,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-01 15:31:45,814 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-11-01 15:31:45,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:31:45,889 INFO L225 Difference]: With dead ends: 18046 [2021-11-01 15:31:45,889 INFO L226 Difference]: Without dead ends: 10840 [2021-11-01 15:31:45,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.18ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-01 15:31:45,946 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 2274 mSDsluCounter, 2927 mSDsCounter, 0 mSdLazyCounter, 7814 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6438.09ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 2330 SdHoareTripleChecker+Valid, 392 SdHoareTripleChecker+Invalid, 7822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 11.83ms SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 7814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7468.80ms IncrementalHoareTripleChecker+Time [2021-11-01 15:31:45,947 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2330 Valid, 392 Invalid, 7822 Unknown, 0 Unchecked, 11.83ms Time], IncrementalHoareTripleChecker [8 Valid, 7814 Invalid, 0 Unknown, 0 Unchecked, 7468.80ms Time] [2021-11-01 15:31:45,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10840 states. [2021-11-01 15:31:46,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10840 to 7282. [2021-11-01 15:31:46,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7282 states, 7105 states have (on average 1.4157635467980296) internal successors, (10059), 7193 states have internal predecessors, (10059), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (252), 98 states have call predecessors, (252), 168 states have call successors, (252) [2021-11-01 15:31:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 10479 transitions. [2021-11-01 15:31:46,159 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 10479 transitions. Word has length 74 [2021-11-01 15:31:46,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:31:46,159 INFO L470 AbstractCegarLoop]: Abstraction has 7282 states and 10479 transitions. [2021-11-01 15:31:46,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:46,160 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 10479 transitions. [2021-11-01 15:31:46,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-01 15:31:46,170 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:31:46,170 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 15:31:46,170 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-01 15:31:46,171 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:31:46,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:31:46,171 INFO L85 PathProgramCache]: Analyzing trace with hash -579375507, now seen corresponding path program 1 times [2021-11-01 15:31:46,172 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:31:46,172 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743399259] [2021-11-01 15:31:46,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:31:46,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:31:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:31:46,239 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-01 15:31:46,240 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:31:46,240 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743399259] [2021-11-01 15:31:46,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743399259] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:31:46,240 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:31:46,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-01 15:31:46,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338024747] [2021-11-01 15:31:46,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-01 15:31:46,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:31:46,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-01 15:31:46,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-01 15:31:46,241 INFO L87 Difference]: Start difference. First operand 7282 states and 10479 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:57,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:31:57,316 INFO L93 Difference]: Finished difference Result 24282 states and 35382 transitions. [2021-11-01 15:31:57,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-01 15:31:57,318 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-11-01 15:31:57,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:31:57,453 INFO L225 Difference]: With dead ends: 24282 [2021-11-01 15:31:57,454 INFO L226 Difference]: Without dead ends: 17028 [2021-11-01 15:31:57,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 9.86ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-01 15:31:57,524 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 5929 mSDsluCounter, 7332 mSDsCounter, 0 mSdLazyCounter, 11295 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9066.43ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6041 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 11484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 27.98ms SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 11295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10528.04ms IncrementalHoareTripleChecker+Time [2021-11-01 15:31:57,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6041 Valid, 808 Invalid, 11484 Unknown, 0 Unchecked, 27.98ms Time], IncrementalHoareTripleChecker [189 Valid, 11295 Invalid, 0 Unknown, 0 Unchecked, 10528.04ms Time] [2021-11-01 15:31:57,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17028 states. [2021-11-01 15:31:57,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17028 to 7378. [2021-11-01 15:31:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7378 states, 7201 states have (on average 1.4102208026662963) internal successors, (10155), 7289 states have internal predecessors, (10155), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (252), 98 states have call predecessors, (252), 168 states have call successors, (252) [2021-11-01 15:31:57,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7378 states to 7378 states and 10575 transitions. [2021-11-01 15:31:57,943 INFO L78 Accepts]: Start accepts. Automaton has 7378 states and 10575 transitions. Word has length 74 [2021-11-01 15:31:57,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:31:57,943 INFO L470 AbstractCegarLoop]: Abstraction has 7378 states and 10575 transitions. [2021-11-01 15:31:57,943 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:31:57,943 INFO L276 IsEmpty]: Start isEmpty. Operand 7378 states and 10575 transitions. [2021-11-01 15:31:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-01 15:31:57,949 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:31:57,950 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 15:31:57,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-01 15:31:57,950 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:31:57,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:31:57,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1132597473, now seen corresponding path program 1 times [2021-11-01 15:31:57,951 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:31:57,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332141270] [2021-11-01 15:31:57,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:31:57,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:31:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-01 15:31:58,253 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-01 15:31:58,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-01 15:31:58,253 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332141270] [2021-11-01 15:31:58,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332141270] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-01 15:31:58,253 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-01 15:31:58,254 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-01 15:31:58,254 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334837783] [2021-11-01 15:31:58,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-01 15:31:58,254 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-01 15:31:58,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-01 15:31:58,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-11-01 15:31:58,254 INFO L87 Difference]: Start difference. First operand 7378 states and 10575 transitions. Second operand has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:32:24,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-01 15:32:24,365 INFO L93 Difference]: Finished difference Result 18708 states and 26858 transitions. [2021-11-01 15:32:24,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-11-01 15:32:24,366 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-11-01 15:32:24,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-01 15:32:24,438 INFO L225 Difference]: With dead ends: 18708 [2021-11-01 15:32:24,438 INFO L226 Difference]: Without dead ends: 11358 [2021-11-01 15:32:24,489 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 294.38ms TimeCoverageRelationStatistics Valid=163, Invalid=343, Unknown=0, NotChecked=0, Total=506 [2021-11-01 15:32:24,489 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 10323 mSDsluCounter, 26497 mSDsCounter, 0 mSdLazyCounter, 31331 mSolverCounterSat, 390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22246.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10323 SdHoareTripleChecker+Valid, 1688 SdHoareTripleChecker+Invalid, 31721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 62.78ms SdHoareTripleChecker+Time, 390 IncrementalHoareTripleChecker+Valid, 31331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25173.39ms IncrementalHoareTripleChecker+Time [2021-11-01 15:32:24,490 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10323 Valid, 1688 Invalid, 31721 Unknown, 0 Unchecked, 62.78ms Time], IncrementalHoareTripleChecker [390 Valid, 31331 Invalid, 0 Unknown, 0 Unchecked, 25173.39ms Time] [2021-11-01 15:32:24,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11358 states. [2021-11-01 15:32:24,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11358 to 7438. [2021-11-01 15:32:24,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7438 states, 7261 states have (on average 1.4002203553229582) internal successors, (10167), 7349 states have internal predecessors, (10167), 168 states have call successors, (168), 8 states have call predecessors, (168), 8 states have return successors, (252), 98 states have call predecessors, (252), 168 states have call successors, (252) [2021-11-01 15:32:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7438 states to 7438 states and 10587 transitions. [2021-11-01 15:32:24,788 INFO L78 Accepts]: Start accepts. Automaton has 7438 states and 10587 transitions. Word has length 77 [2021-11-01 15:32:24,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-01 15:32:24,788 INFO L470 AbstractCegarLoop]: Abstraction has 7438 states and 10587 transitions. [2021-11-01 15:32:24,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-01 15:32:24,789 INFO L276 IsEmpty]: Start isEmpty. Operand 7438 states and 10587 transitions. [2021-11-01 15:32:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-01 15:32:24,800 INFO L506 BasicCegarLoop]: Found error trace [2021-11-01 15:32:24,801 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 15:32:24,801 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-01 15:32:24,801 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-01 15:32:24,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-01 15:32:24,801 INFO L85 PathProgramCache]: Analyzing trace with hash 666582058, now seen corresponding path program 1 times [2021-11-01 15:32:24,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-01 15:32:24,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997345718] [2021-11-01 15:32:24,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-01 15:32:24,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-01 15:32:24,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-01 15:32:24,908 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-01 15:32:24,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-01 15:32:25,050 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-01 15:32:25,051 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-01 15:32:25,051 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-01 15:32:25,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-01 15:32:25,055 INFO L732 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1] [2021-11-01 15:32:25,058 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-01 15:32:25,113 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,114 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,115 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,115 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,115 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,115 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,115 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,116 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,116 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,116 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,116 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,117 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,119 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,119 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,120 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,120 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,120 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,120 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,122 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,123 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,124 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,125 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,126 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,132 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,133 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,134 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,134 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,134 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,135 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,137 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,137 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,137 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,137 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.11 03:32:25 BoogieIcfgContainer [2021-11-01 15:32:25,256 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-01 15:32:25,256 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-01 15:32:25,257 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-01 15:32:25,257 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-01 15:32:25,257 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:30:57" (3/4) ... [2021-11-01 15:32:25,258 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-01 15:32:25,269 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,279 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,280 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,281 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,281 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,281 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,281 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,282 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,282 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,282 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,282 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,283 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,284 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,284 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,284 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,285 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,285 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,285 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,285 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,286 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,287 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,288 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,289 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,290 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,291 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,292 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,293 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,294 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,296 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,297 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,298 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,299 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,300 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,301 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,302 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,302 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,302 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,303 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,304 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,305 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,306 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,307 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,307 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-11-01 15:32:25,397 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-01 15:32:25,397 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-01 15:32:25,397 INFO L158 Benchmark]: Toolchain (without parser) took 91734.19ms. Allocated memory was 102.8MB in the beginning and 1.5GB in the end (delta: 1.4GB). Free memory was 76.1MB in the beginning and 733.1MB in the end (delta: -657.1MB). Peak memory consumption was 761.8MB. Max. memory is 16.1GB. [2021-11-01 15:32:25,397 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-01 15:32:25,398 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1041.88ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 75.6MB in the beginning and 58.8MB in the end (delta: 16.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-11-01 15:32:25,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 293.29ms. Allocated memory was 123.7MB in the beginning and 190.8MB in the end (delta: 67.1MB). Free memory was 58.8MB in the beginning and 115.5MB in the end (delta: -56.7MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-01 15:32:25,398 INFO L158 Benchmark]: Boogie Preprocessor took 357.96ms. Allocated memory is still 190.8MB. Free memory was 115.5MB in the beginning and 91.5MB in the end (delta: 23.9MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-01 15:32:25,399 INFO L158 Benchmark]: RCFGBuilder took 1969.81ms. Allocated memory was 190.8MB in the beginning and 673.2MB in the end (delta: 482.3MB). Free memory was 91.5MB in the beginning and 528.1MB in the end (delta: -436.6MB). Peak memory consumption was 166.7MB. Max. memory is 16.1GB. [2021-11-01 15:32:25,399 INFO L158 Benchmark]: TraceAbstraction took 87925.53ms. Allocated memory was 673.2MB in the beginning and 1.5GB in the end (delta: 849.3MB). Free memory was 527.1MB in the beginning and 785.6MB in the end (delta: -258.5MB). Peak memory consumption was 589.8MB. Max. memory is 16.1GB. [2021-11-01 15:32:25,399 INFO L158 Benchmark]: Witness Printer took 140.43ms. Allocated memory is still 1.5GB. Free memory was 785.6MB in the beginning and 733.1MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2021-11-01 15:32:25,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1041.88ms. Allocated memory was 102.8MB in the beginning and 123.7MB in the end (delta: 21.0MB). Free memory was 75.6MB in the beginning and 58.8MB in the end (delta: 16.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 293.29ms. Allocated memory was 123.7MB in the beginning and 190.8MB in the end (delta: 67.1MB). Free memory was 58.8MB in the beginning and 115.5MB in the end (delta: -56.7MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 357.96ms. Allocated memory is still 190.8MB. Free memory was 115.5MB in the beginning and 91.5MB in the end (delta: 23.9MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1969.81ms. Allocated memory was 190.8MB in the beginning and 673.2MB in the end (delta: 482.3MB). Free memory was 91.5MB in the beginning and 528.1MB in the end (delta: -436.6MB). Peak memory consumption was 166.7MB. Max. memory is 16.1GB. * TraceAbstraction took 87925.53ms. Allocated memory was 673.2MB in the beginning and 1.5GB in the end (delta: 849.3MB). Free memory was 527.1MB in the beginning and 785.6MB in the end (delta: -258.5MB). Peak memory consumption was 589.8MB. Max. memory is 16.1GB. * Witness Printer took 140.43ms. Allocated memory is still 1.5GB. Free memory was 785.6MB in the beginning and 733.1MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. 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.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 5283]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L5306] int LDV_IN_INTERRUPT = 1; [L5307] struct net_device *proto_group1 ; [L5308] int ldv_state_variable_0 ; [L5309] int ldv_state_variable_3 ; [L5310] int ldv_timer_state_1 = 0; [L5311] int ldv_state_variable_2 ; [L5312] struct sk_buff *proto_group0 ; [L5313] int ref_cnt ; [L5314] int ldv_state_variable_1 ; [L5315] struct timer_list *ldv_timer_list_1 ; [L5374] static struct sk_buff_head tx_queue ; [L5543-L5569] static int cp_table[13U][7U] = { { 163, 16, 16, 16, 16, 16, 16}, { 16, 0, 0, 0, 0, 0, 0}, { 16, 16, 1026, 131, 131, 133, 16}, { 16, 16, 1, 1, 1, 1, 16}, { 2048, 421, 2, 261, 262, 261, 389}, { 2048, 675, 2, 515, 516, 515, 643}, { 2048, 2049, 2, 36, 131, 6, 131}, { 2048, 2049, 2, 163, 131, 165, 131}, { 2048, 2049, 2050, 2051, 2051, 2051, 2114}, { 0, 1, 1, 3, 3, 5, 131}, { 4096, 4097, 4098, 4099, 4100, 4101, 4102}, { 0, 1, 2, 3, 3, 5, 6}, { 0, 1, 1, 1, 1, 1, 1058}}; [L6005-L6007] static struct hdlc_proto proto = {0, & ppp_close, & ppp_start, & ppp_stop, 0, & ppp_ioctl, & ppp_type_trans, & ppp_rx, 0, & __this_module, 0}; [L6008] static struct header_ops const ppp_header_ops = {& ppp_hard_header, 0, 0, 0, 0}; [L6088] int ldv_retval_0 ; [L6508] Element set_impl[15] ; [L6509] int last_index = 0; [L6643] Set LDV_SKBS ; VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6156] struct ifreq *ldvarg0 ; [L6157] void *tmp ; [L6158] unsigned int ldvarg1 ; [L6159] unsigned int tmp___0 ; [L6160] unsigned short ldvarg4 ; [L6161] unsigned short tmp___1 ; [L6162] struct sk_buff *ldvarg3 ; [L6163] void *tmp___2 ; [L6164] struct net_device *ldvarg5 ; [L6165] void *tmp___3 ; [L6166] void *ldvarg2 ; [L6167] void *tmp___4 ; [L6168] void *ldvarg6 ; [L6169] void *tmp___5 ; [L6170] int tmp___6 ; [L6171] int tmp___7 ; [L6172] int tmp___8 ; [L6173] int tmp___9 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6175] tmp = ldv_zalloc(40UL) [L6176] ldvarg0 = (struct ifreq *)tmp [L6177] tmp___0 = __VERIFIER_nondet_uint() [L6178] ldvarg1 = tmp___0 [L6179] tmp___1 = __VERIFIER_nondet_ushort() [L6180] ldvarg4 = tmp___1 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6181] tmp___2 = ldv_zalloc(232UL) [L6182] ldvarg3 = (struct sk_buff *)tmp___2 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6183] tmp___3 = ldv_zalloc(3264UL) [L6184] ldvarg5 = (struct net_device *)tmp___3 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6185] tmp___4 = ldv_zalloc(1UL) [L6186] ldvarg2 = tmp___4 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6187] tmp___5 = ldv_zalloc(1UL) [L6188] ldvarg6 = tmp___5 [L6514] set = set_impl [L6515] last_index = 0 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6190] ldv_state_variable_1 = 1 [L6191] ref_cnt = 0 [L6192] ldv_state_variable_0 = 1 [L6193] ldv_state_variable_3 = 0 [L6194] ldv_state_variable_2 = 0 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6199] COND TRUE ldv_state_variable_1 != 0 [L6128] LDV_IN_INTERRUPT = 2 [L6129] timer->data [L6129] timer->function [L5913] struct proto *proto___0 ; [L5914] struct ppp *ppp ; [L5915] struct ppp *tmp ; [L5916] unsigned long flags ; [L5917] raw_spinlock_t *tmp___0 ; [L5919] proto___0 = (struct proto *)arg [L5920] EXPR proto___0->dev [L5378] struct hdlc_device *tmp ; [L5367] void *tmp ; [L5324] return ((void *)dev + 3264U); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5369] tmp = netdev_priv((struct net_device const *)dev) [L5370] return ((struct hdlc_device *)tmp); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5380] tmp = dev_to_hdlc(dev) [L5381] EXPR tmp->state [L5381] return ((struct ppp *)tmp->state); [L5920] tmp = get_ppp(proto___0->dev) [L5921] ppp = tmp [L5137] return (& lock->ldv_6338.rlock); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5922] tmp___0 = spinlock_check(& ppp->lock) [L6731] return __VERIFIER_nondet_ulong(); [L5923] flags = _raw_spin_lock_irqsave(tmp___0) [L5924] proto___0->state [L5925] case 2: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5926] case 3: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5927] case 4: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5928] case 5: [L5936] case 6: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5475] struct sk_buff *skb ; VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6460] struct sk_buff *tmp ; [L6646] void *skb ; [L6647] void *tmp___7 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND FALSE !(tmp___0 != 0) [L5256] tmp = calloc(1UL, size) [L5257] p = tmp [L5227] COND FALSE !(!cond) VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5259] return (p); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6649] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6650] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6651] COND FALSE !(! skb) [L6522] int i ; [L6524] i = 0 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6525] COND TRUE 1 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6526] COND FALSE !(i < last_index) VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6536] COND TRUE last_index < 15 [L6537] set_impl[last_index] = e [L6538] last_index = last_index + 1 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6655] return (skb); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6462] tmp = ldv_skb_alloc() [L6463] return (tmp); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5481] skb = ldv_skb_dequeue_12(& tx_queue) [L5482] COND TRUE (unsigned long )skb != (unsigned long )((struct sk_buff *)0) VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6753] return __VERIFIER_nondet_int(); [L6460] struct sk_buff *tmp ; [L6646] void *skb ; [L6647] void *tmp___7 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6649] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6650] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6651] COND TRUE ! skb [L6652] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6462] tmp = ldv_skb_alloc() [L6463] return (tmp); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5481] skb = ldv_skb_dequeue_12(& tx_queue) [L5482] COND FALSE !((unsigned long )skb != (unsigned long )((struct sk_buff *)0)) VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6130] LDV_IN_INTERRUPT = 1 [L6131] ldv_timer_state_1 = 2 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: [L6204] case 1: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6205] COND TRUE ldv_state_variable_0 != 0 [L6206] tmp___7 = __VERIFIER_nondet_int() [L6208] case 0: [L6216] case 1: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6217] COND TRUE ldv_state_variable_0 == 1 [L5188] struct lock_class_key __key ; [L5137] return (& lock->ldv_6338.rlock); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5177] struct sk_buff *tmp ; [L5179] tmp = (struct sk_buff *)list [L5180] list->next = tmp [L5181] list->prev = tmp [L5182] list->qlen = 0U VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5193] return; VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6078] return (0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6218] ldv_retval_0 = mod_init() [L6219] COND TRUE ldv_retval_0 == 0 [L6220] ldv_state_variable_0 = 3 [L6221] ldv_state_variable_2 = 1 [L6222] ldv_state_variable_3 = 1 [L6115] void *tmp ; [L6116] void *tmp___0 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6118] tmp = ldv_zalloc(3264UL) [L6119] proto_group1 = (struct net_device *)tmp [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6120] tmp___0 = ldv_zalloc(232UL) [L6121] proto_group0 = (struct sk_buff *)tmp___0 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6226] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: [L6204] case 1: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6205] COND TRUE ldv_state_variable_0 != 0 [L6206] tmp___7 = __VERIFIER_nondet_int() [L6208] case 0: VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6209] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6211] ldv_state_variable_0 = 2 VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6713] int tmp___7 ; [L6604] return (last_index == 0); VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L6715] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6716] COND FALSE !(\read(tmp___7)) VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] [L5283] reach_error() VAL [__this_module={18446744073709551622:18446744073709551620}, cp_table={25:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={33:0}, proto={15:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={35:0}, tx_queue={17:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 2063 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 87670.81ms, OverallIterations: 9, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 85.43ms, AutomataDifference: 84003.13ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 0.00ms, InitialAbstractionConstructionTime: 36.19ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 31805 SdHoareTripleChecker+Valid, 79091.21ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31637 mSDsluCounter, 4756 SdHoareTripleChecker+Invalid, 68533.82ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56959 mSDsCounter, 708 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 87388 IncrementalHoareTripleChecker+Invalid, 88096 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 708 mSolverCounterUnsat, 1606 mSDtfsCounter, 87388 mSolverCounterSat, 216.98ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 335.57ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=10276occurred in iteration=4, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 2070.68ms AutomataMinimizationTime, 8 MinimizatonAttempts, 17170 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 53.48ms SsaConstructionTime, 415.74ms SatisfiabilityAnalysisTime, 621.34ms InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 450 ConstructedInterpolants, 0 QuantifiedInterpolants, 754 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 54/54 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 proved your program to be incorrect! [2021-11-01 15:32:25,450 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...