./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 8d31f386 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 05b64c803b25f1152b5aa43c5f983e571dd7fcf1 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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.multireach-323-8d31f38 [2021-07-05 20:19:35,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 20:19:35,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 20:19:35,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 20:19:35,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 20:19:35,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 20:19:35,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 20:19:35,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 20:19:35,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 20:19:35,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 20:19:35,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 20:19:35,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 20:19:35,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 20:19:35,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 20:19:35,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 20:19:35,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 20:19:35,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 20:19:35,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 20:19:35,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 20:19:35,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 20:19:35,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 20:19:35,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 20:19:35,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 20:19:35,176 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 20:19:35,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 20:19:35,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 20:19:35,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 20:19:35,182 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 20:19:35,182 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 20:19:35,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 20:19:35,183 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 20:19:35,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 20:19:35,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 20:19:35,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 20:19:35,185 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 20:19:35,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 20:19:35,186 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 20:19:35,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 20:19:35,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 20:19:35,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 20:19:35,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 20:19:35,190 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-07-05 20:19:35,227 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 20:19:35,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 20:19:35,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 20:19:35,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 20:19:35,230 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 20:19:35,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 20:19:35,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 20:19:35,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 20:19:35,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 20:19:35,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 20:19:35,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 20:19:35,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 20:19:35,231 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 20:19:35,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 20:19:35,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 20:19:35,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 20:19:35,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 20:19:35,232 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 20:19:35,232 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05b64c803b25f1152b5aa43c5f983e571dd7fcf1 [2021-07-05 20:19:35,471 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 20:19:35,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 20:19:35,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 20:19:35,492 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 20:19:35,497 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 20:19:35,497 INFO L432 ainManager$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 [2021-07-05 20:19:35,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4514f798/eee8f87d5a5b4e31a5ce3dd8a5897ceb/FLAG16426a1ea [2021-07-05 20:19:36,155 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 20:19:36,155 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 [2021-07-05 20:19:36,184 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4514f798/eee8f87d5a5b4e31a5ce3dd8a5897ceb/FLAG16426a1ea [2021-07-05 20:19:36,581 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4514f798/eee8f87d5a5b4e31a5ce3dd8a5897ceb [2021-07-05 20:19:36,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 20:19:36,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 20:19:36,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 20:19:36,585 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 20:19:36,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 20:19:36,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 08:19:36" (1/1) ... [2021-07-05 20:19:36,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@192ef7f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:36, skipping insertion in model container [2021-07-05 20:19:36,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 08:19:36" (1/1) ... [2021-07-05 20:19:36,593 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 20:19:36,646 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 20:19:37,253 WARN L224 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] [2021-07-05 20:19:37,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 20:19:37,818 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 20:19:37,990 WARN L224 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] [2021-07-05 20:19:38,079 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 20:19:38,136 INFO L208 MainTranslator]: Completed translation [2021-07-05 20:19:38,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38 WrapperNode [2021-07-05 20:19:38,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 20:19:38,137 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 20:19:38,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 20:19:38,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 20:19:38,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,165 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 20:19:38,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 20:19:38,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 20:19:38,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 20:19:38,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,508 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 20:19:38,813 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 20:19:38,813 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 20:19:38,813 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 20:19:38,814 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (1/1) ... [2021-07-05 20:19:38,818 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 20:19:38,823 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 20:19:38,837 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) [2021-07-05 20:19:38,924 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 [2021-07-05 20:19:38,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-07-05 20:19:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-07-05 20:19:38,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-05 20:19:38,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 20:19:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-07-05 20:19:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2021-07-05 20:19:38,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2021-07-05 20:19:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 20:19:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-07-05 20:19:38,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 20:19:38,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 20:19:44,433 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 20:19:44,433 INFO L299 CfgBuilder]: Removed 1606 assume(true) statements. [2021-07-05 20:19:44,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 08:19:44 BoogieIcfgContainer [2021-07-05 20:19:44,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 20:19:44,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 20:19:44,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 20:19:44,439 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 20:19:44,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 08:19:36" (1/3) ... [2021-07-05 20:19:44,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2860eed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 08:19:44, skipping insertion in model container [2021-07-05 20:19:44,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 08:19:38" (2/3) ... [2021-07-05 20:19:44,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2860eed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 08:19:44, skipping insertion in model container [2021-07-05 20:19:44,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 08:19:44" (3/3) ... [2021-07-05 20:19:44,449 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 [2021-07-05 20:19:44,454 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 20:19:44,454 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-05 20:19:44,491 INFO L328 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2021-07-05 20:19:44,495 INFO L329 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, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mLimitAnalysisTime=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-07-05 20:19:44,495 INFO L330 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-07-05 20:19:44,541 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) [2021-07-05 20:19:44,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-07-05 20:19:44,545 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:44,546 INFO L525 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] [2021-07-05 20:19:44,546 INFO L374 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:44,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:44,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1368154195, now seen corresponding path program 1 times [2021-07-05 20:19:44,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:44,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590295339] [2021-07-05 20:19:44,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:44,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:44,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:44,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:44,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:44,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 20:19:44,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:44,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:44,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 20:19:44,845 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:44,846 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590295339] [2021-07-05 20:19:44,846 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590295339] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:44,846 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:44,847 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 20:19:44,848 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018197617] [2021-07-05 20:19:44,851 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 20:19:44,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:44,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 20:19:44,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:44,863 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) [2021-07-05 20:19:45,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:45,111 INFO L93 Difference]: Finished difference Result 6129 states and 9394 transitions. [2021-07-05 20:19:45,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 20:19:45,113 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 [2021-07-05 20:19:45,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:45,146 INFO L225 Difference]: With dead ends: 6129 [2021-07-05 20:19:45,146 INFO L226 Difference]: Without dead ends: 4055 [2021-07-05 20:19:45,208 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:45,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4055 states. [2021-07-05 20:19:45,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4055 to 4055. [2021-07-05 20:19:45,369 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) [2021-07-05 20:19:45,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4055 states to 4055 states and 5895 transitions. [2021-07-05 20:19:45,404 INFO L78 Accepts]: Start accepts. Automaton has 4055 states and 5895 transitions. Word has length 24 [2021-07-05 20:19:45,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:45,404 INFO L442 AbstractCegarLoop]: Abstraction has 4055 states and 5895 transitions. [2021-07-05 20:19:45,405 INFO L443 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) [2021-07-05 20:19:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 4055 states and 5895 transitions. [2021-07-05 20:19:45,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-07-05 20:19:45,407 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:45,407 INFO L525 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] [2021-07-05 20:19:45,407 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-05 20:19:45,408 INFO L374 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:45,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:45,408 INFO L82 PathProgramCache]: Analyzing trace with hash -565107801, now seen corresponding path program 1 times [2021-07-05 20:19:45,409 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:45,409 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289438530] [2021-07-05 20:19:45,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:45,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:45,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:45,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:45,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:45,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 20:19:45,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:45,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 20:19:45,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:45,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:45,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 20:19:45,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:45,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289438530] [2021-07-05 20:19:45,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289438530] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:45,478 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:45,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 20:19:45,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527727760] [2021-07-05 20:19:45,479 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 20:19:45,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:45,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 20:19:45,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 20:19:45,480 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) [2021-07-05 20:19:45,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:45,898 INFO L93 Difference]: Finished difference Result 8081 states and 11755 transitions. [2021-07-05 20:19:45,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-05 20:19:45,898 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 [2021-07-05 20:19:45,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:45,932 INFO L225 Difference]: With dead ends: 8081 [2021-07-05 20:19:45,933 INFO L226 Difference]: Without dead ends: 4054 [2021-07-05 20:19:45,959 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.3ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 20:19:45,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4054 states. [2021-07-05 20:19:46,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4054 to 4054. [2021-07-05 20:19:46,051 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) [2021-07-05 20:19:46,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 4054 states and 5891 transitions. [2021-07-05 20:19:46,163 INFO L78 Accepts]: Start accepts. Automaton has 4054 states and 5891 transitions. Word has length 32 [2021-07-05 20:19:46,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:46,163 INFO L442 AbstractCegarLoop]: Abstraction has 4054 states and 5891 transitions. [2021-07-05 20:19:46,163 INFO L443 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) [2021-07-05 20:19:46,163 INFO L276 IsEmpty]: Start isEmpty. Operand 4054 states and 5891 transitions. [2021-07-05 20:19:46,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-07-05 20:19:46,171 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:46,172 INFO L525 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] [2021-07-05 20:19:46,174 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-05 20:19:46,174 INFO L374 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:46,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:46,176 INFO L82 PathProgramCache]: Analyzing trace with hash -96387740, now seen corresponding path program 1 times [2021-07-05 20:19:46,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:46,176 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193300449] [2021-07-05 20:19:46,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:46,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:46,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:46,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:46,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:46,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:46,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 20:19:46,290 INFO L142 QuantifierPusher]: treesize reduction 4, result has 50.0 percent of original size [2021-07-05 20:19:46,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 20:19:46,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:46,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-07-05 20:19:46,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:46,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:46,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-05 20:19:46,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:46,300 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193300449] [2021-07-05 20:19:46,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193300449] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:46,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:46,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-05 20:19:46,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011299147] [2021-07-05 20:19:46,301 INFO L425 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-05 20:19:46,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:46,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-05 20:19:46,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-05 20:19:46,302 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) [2021-07-05 20:19:46,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:46,723 INFO L93 Difference]: Finished difference Result 12104 states and 17846 transitions. [2021-07-05 20:19:46,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 20:19:46,724 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 [2021-07-05 20:19:46,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:46,792 INFO L225 Difference]: With dead ends: 12104 [2021-07-05 20:19:46,792 INFO L226 Difference]: Without dead ends: 8074 [2021-07-05 20:19:46,843 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-05 20:19:46,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8074 states. [2021-07-05 20:19:47,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8074 to 8074. [2021-07-05 20:19:47,047 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) [2021-07-05 20:19:47,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8074 states to 8074 states and 11815 transitions. [2021-07-05 20:19:47,082 INFO L78 Accepts]: Start accepts. Automaton has 8074 states and 11815 transitions. Word has length 43 [2021-07-05 20:19:47,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:47,082 INFO L442 AbstractCegarLoop]: Abstraction has 8074 states and 11815 transitions. [2021-07-05 20:19:47,083 INFO L443 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) [2021-07-05 20:19:47,083 INFO L276 IsEmpty]: Start isEmpty. Operand 8074 states and 11815 transitions. [2021-07-05 20:19:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-07-05 20:19:47,093 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:47,093 INFO L525 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] [2021-07-05 20:19:47,094 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-05 20:19:47,094 INFO L374 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:47,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:47,094 INFO L82 PathProgramCache]: Analyzing trace with hash 296586939, now seen corresponding path program 1 times [2021-07-05 20:19:47,094 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:47,095 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730163168] [2021-07-05 20:19:47,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:47,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:47,147 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:47,147 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:47,148 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:47,148 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 20:19:47,150 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:47,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:47,151 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-05 20:19:47,151 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:47,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730163168] [2021-07-05 20:19:47,152 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730163168] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:47,152 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:47,152 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 20:19:47,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764976698] [2021-07-05 20:19:47,152 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 20:19:47,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:47,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 20:19:47,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:47,153 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) [2021-07-05 20:19:47,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:47,574 INFO L93 Difference]: Finished difference Result 18344 states and 26825 transitions. [2021-07-05 20:19:47,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 20:19:47,575 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 [2021-07-05 20:19:47,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:47,652 INFO L225 Difference]: With dead ends: 18344 [2021-07-05 20:19:47,652 INFO L226 Difference]: Without dead ends: 10298 [2021-07-05 20:19:47,725 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:47,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10298 states. [2021-07-05 20:19:47,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10298 to 10276. [2021-07-05 20:19:47,962 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) [2021-07-05 20:19:48,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10276 states to 10276 states and 14922 transitions. [2021-07-05 20:19:48,010 INFO L78 Accepts]: Start accepts. Automaton has 10276 states and 14922 transitions. Word has length 67 [2021-07-05 20:19:48,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:48,010 INFO L442 AbstractCegarLoop]: Abstraction has 10276 states and 14922 transitions. [2021-07-05 20:19:48,011 INFO L443 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) [2021-07-05 20:19:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 10276 states and 14922 transitions. [2021-07-05 20:19:48,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-07-05 20:19:48,021 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:48,021 INFO L525 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] [2021-07-05 20:19:48,021 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-05 20:19:48,021 INFO L374 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:48,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:48,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1823579219, now seen corresponding path program 2 times [2021-07-05 20:19:48,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:48,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124534014] [2021-07-05 20:19:48,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:48,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:48,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:48,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:48,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:48,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 20:19:48,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:48,066 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:48,067 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-05 20:19:48,067 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:48,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124534014] [2021-07-05 20:19:48,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124534014] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:48,068 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:48,068 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 20:19:48,069 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670725454] [2021-07-05 20:19:48,070 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 20:19:48,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:48,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 20:19:48,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:48,071 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) [2021-07-05 20:19:48,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:48,415 INFO L93 Difference]: Finished difference Result 17502 states and 25343 transitions. [2021-07-05 20:19:48,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 20:19:48,416 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 [2021-07-05 20:19:48,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:48,464 INFO L225 Difference]: With dead ends: 17502 [2021-07-05 20:19:48,464 INFO L226 Difference]: Without dead ends: 7254 [2021-07-05 20:19:48,532 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:48,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7254 states. [2021-07-05 20:19:48,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7254 to 7234. [2021-07-05 20:19:48,667 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) [2021-07-05 20:19:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7234 states to 7234 states and 10431 transitions. [2021-07-05 20:19:48,699 INFO L78 Accepts]: Start accepts. Automaton has 7234 states and 10431 transitions. Word has length 67 [2021-07-05 20:19:48,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:48,700 INFO L442 AbstractCegarLoop]: Abstraction has 7234 states and 10431 transitions. [2021-07-05 20:19:48,700 INFO L443 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) [2021-07-05 20:19:48,700 INFO L276 IsEmpty]: Start isEmpty. Operand 7234 states and 10431 transitions. [2021-07-05 20:19:48,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-07-05 20:19:48,705 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:48,705 INFO L525 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] [2021-07-05 20:19:48,706 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-05 20:19:48,706 INFO L374 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:48,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:48,706 INFO L82 PathProgramCache]: Analyzing trace with hash -1007757463, now seen corresponding path program 1 times [2021-07-05 20:19:48,706 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:48,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137837314] [2021-07-05 20:19:48,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:48,706 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:48,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:48,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:48,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:48,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:48,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:48,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:48,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:48,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:48,747 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-05 20:19:48,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:48,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137837314] [2021-07-05 20:19:48,747 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137837314] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:48,747 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:48,748 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-05 20:19:48,748 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763166686] [2021-07-05 20:19:48,748 INFO L425 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-05 20:19:48,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:48,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-05 20:19:48,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:48,749 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) [2021-07-05 20:19:49,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:49,048 INFO L93 Difference]: Finished difference Result 18046 states and 26111 transitions. [2021-07-05 20:19:49,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-05 20:19:49,049 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 [2021-07-05 20:19:49,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:49,112 INFO L225 Difference]: With dead ends: 18046 [2021-07-05 20:19:49,112 INFO L226 Difference]: Without dead ends: 10840 [2021-07-05 20:19:49,165 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.7ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-05 20:19:49,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10840 states. [2021-07-05 20:19:49,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10840 to 7282. [2021-07-05 20:19:49,363 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) [2021-07-05 20:19:49,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7282 states to 7282 states and 10479 transitions. [2021-07-05 20:19:49,399 INFO L78 Accepts]: Start accepts. Automaton has 7282 states and 10479 transitions. Word has length 74 [2021-07-05 20:19:49,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:49,400 INFO L442 AbstractCegarLoop]: Abstraction has 7282 states and 10479 transitions. [2021-07-05 20:19:49,400 INFO L443 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) [2021-07-05 20:19:49,400 INFO L276 IsEmpty]: Start isEmpty. Operand 7282 states and 10479 transitions. [2021-07-05 20:19:49,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-07-05 20:19:49,405 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:49,405 INFO L525 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] [2021-07-05 20:19:49,406 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-05 20:19:49,406 INFO L374 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:49,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:49,406 INFO L82 PathProgramCache]: Analyzing trace with hash -579375507, now seen corresponding path program 1 times [2021-07-05 20:19:49,407 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:49,407 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658223341] [2021-07-05 20:19:49,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:49,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:49,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:49,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:49,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:49,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:49,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 20:19:49,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:49,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-07-05 20:19:49,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:49,487 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-05 20:19:49,488 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:49,488 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658223341] [2021-07-05 20:19:49,488 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658223341] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:49,488 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:49,489 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-07-05 20:19:49,489 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365103905] [2021-07-05 20:19:49,489 INFO L425 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-05 20:19:49,489 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:49,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-05 20:19:49,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-05 20:19:49,490 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) [2021-07-05 20:19:50,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:50,440 INFO L93 Difference]: Finished difference Result 24282 states and 35382 transitions. [2021-07-05 20:19:50,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-05 20:19:50,441 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 [2021-07-05 20:19:50,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:50,543 INFO L225 Difference]: With dead ends: 24282 [2021-07-05 20:19:50,543 INFO L226 Difference]: Without dead ends: 17028 [2021-07-05 20:19:50,595 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 14.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-05 20:19:50,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17028 states. [2021-07-05 20:19:50,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17028 to 7378. [2021-07-05 20:19:50,836 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) [2021-07-05 20:19:50,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7378 states to 7378 states and 10575 transitions. [2021-07-05 20:19:50,871 INFO L78 Accepts]: Start accepts. Automaton has 7378 states and 10575 transitions. Word has length 74 [2021-07-05 20:19:50,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:50,873 INFO L442 AbstractCegarLoop]: Abstraction has 7378 states and 10575 transitions. [2021-07-05 20:19:50,873 INFO L443 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) [2021-07-05 20:19:50,873 INFO L276 IsEmpty]: Start isEmpty. Operand 7378 states and 10575 transitions. [2021-07-05 20:19:50,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-07-05 20:19:50,882 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:50,882 INFO L525 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] [2021-07-05 20:19:50,882 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-05 20:19:50,882 INFO L374 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:50,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:50,884 INFO L82 PathProgramCache]: Analyzing trace with hash 1132597473, now seen corresponding path program 1 times [2021-07-05 20:19:50,885 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:50,885 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217602862] [2021-07-05 20:19:50,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:50,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-05 20:19:51,037 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:51,038 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,039 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-05 20:19:51,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-07-05 20:19:51,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-07-05 20:19:51,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 20:19:51,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 20:19:51,106 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,106 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 20:19:51,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-07-05 20:19:51,132 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,134 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-07-05 20:19:51,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-05 20:19:51,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-05 20:19:51,158 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-07-05 20:19:51,158 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-05 20:19:51,158 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217602862] [2021-07-05 20:19:51,158 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217602862] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-05 20:19:51,158 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-05 20:19:51,158 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-07-05 20:19:51,158 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919883942] [2021-07-05 20:19:51,159 INFO L425 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-05 20:19:51,159 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-05 20:19:51,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-05 20:19:51,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-07-05 20:19:51,160 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) [2021-07-05 20:19:53,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-05 20:19:53,409 INFO L93 Difference]: Finished difference Result 18708 states and 26858 transitions. [2021-07-05 20:19:53,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-07-05 20:19:53,409 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 [2021-07-05 20:19:53,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-05 20:19:53,465 INFO L225 Difference]: With dead ends: 18708 [2021-07-05 20:19:53,465 INFO L226 Difference]: Without dead ends: 11358 [2021-07-05 20:19:53,510 INFO L795 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 367.9ms TimeCoverageRelationStatistics Valid=163, Invalid=343, Unknown=0, NotChecked=0, Total=506 [2021-07-05 20:19:53,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11358 states. [2021-07-05 20:19:53,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11358 to 7438. [2021-07-05 20:19:53,762 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) [2021-07-05 20:19:53,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7438 states to 7438 states and 10587 transitions. [2021-07-05 20:19:53,794 INFO L78 Accepts]: Start accepts. Automaton has 7438 states and 10587 transitions. Word has length 77 [2021-07-05 20:19:53,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-05 20:19:53,794 INFO L442 AbstractCegarLoop]: Abstraction has 7438 states and 10587 transitions. [2021-07-05 20:19:53,794 INFO L443 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) [2021-07-05 20:19:53,795 INFO L276 IsEmpty]: Start isEmpty. Operand 7438 states and 10587 transitions. [2021-07-05 20:19:53,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-07-05 20:19:53,806 INFO L517 BasicCegarLoop]: Found error trace [2021-07-05 20:19:53,807 INFO L525 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] [2021-07-05 20:19:53,807 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-05 20:19:53,807 INFO L374 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-07-05 20:19:53,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-05 20:19:53,808 INFO L82 PathProgramCache]: Analyzing trace with hash 666582058, now seen corresponding path program 1 times [2021-07-05 20:19:53,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-05 20:19:53,808 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158121260] [2021-07-05 20:19:53,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-05 20:19:53,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-05 20:19:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 20:19:53,928 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 20:19:54,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-05 20:19:54,009 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-05 20:19:54,101 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-05 20:19:54,101 INFO L639 BasicCegarLoop]: Counterexample is feasible [2021-07-05 20:19:54,103 WARN L471 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-05 20:19:54,103 WARN L182 nStatisticsGenerator]: total relevant statements: 0 [2021-07-05 20:19:54,133 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,134 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,134 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,134 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,135 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,135 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,135 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,135 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,136 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,136 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,136 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,136 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,137 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,137 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,137 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,137 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,138 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,138 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,138 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,138 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,139 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,139 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,139 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,139 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,139 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,140 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,140 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,140 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,140 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,141 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,141 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,141 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,141 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,142 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,142 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,142 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,142 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,143 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,143 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,143 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,143 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,144 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,144 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,144 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,144 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,145 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,145 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,145 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,145 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,145 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,146 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,146 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,146 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,146 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,147 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,147 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,147 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,147 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,148 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,148 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,148 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,148 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,149 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,149 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,149 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,149 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,150 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,150 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,150 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,151 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,151 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,151 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,151 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,152 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,152 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,152 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,152 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,153 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,153 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,153 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,154 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,154 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,154 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,154 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,155 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,155 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,155 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,155 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,156 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,156 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,156 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,156 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,157 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,157 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,157 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,157 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,158 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,158 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,158 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,159 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,159 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,159 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,159 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,160 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,160 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,160 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 08:19:54 BoogieIcfgContainer [2021-07-05 20:19:54,231 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 20:19:54,232 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 20:19:54,232 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 20:19:54,232 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 20:19:54,232 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 08:19:44" (3/4) ... [2021-07-05 20:19:54,234 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-07-05 20:19:54,245 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,245 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,245 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,246 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,246 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,246 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,246 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,247 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,247 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,247 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,247 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,247 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,248 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,248 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,248 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,248 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,249 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,249 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,249 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,249 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,250 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,250 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,250 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,251 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,251 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,251 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,251 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,252 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,252 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,252 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,252 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,253 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,253 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,253 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,253 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,254 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,254 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,254 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,254 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,255 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,255 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,255 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,255 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,256 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,256 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,256 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,256 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,257 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,257 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,257 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,257 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,258 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,258 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,258 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,258 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,259 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,259 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,259 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,259 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,260 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,260 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,260 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,260 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,262 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,262 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,262 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,263 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,263 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,263 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,264 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,265 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,265 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,265 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,266 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,266 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,266 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,266 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,267 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,267 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,267 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,267 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,268 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,268 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,268 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,269 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,269 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,269 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,269 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,270 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,270 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,270 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,270 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,271 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,271 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,271 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,272 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,272 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,272 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,272 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,273 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,273 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,273 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,273 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,274 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,274 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,274 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-07-05 20:19:54,371 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 20:19:54,371 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 20:19:54,371 INFO L168 Benchmark]: Toolchain (without parser) took 17787.84 ms. Allocated memory was 54.5 MB in the beginning and 1.7 GB in the end (delta: 1.6 GB). Free memory was 34.0 MB in the beginning and 906.3 MB in the end (delta: -872.3 MB). Peak memory consumption was 759.6 MB. Max. memory is 16.1 GB. [2021-07-05 20:19:54,372 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 20:19:54,372 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1552.44 ms. Allocated memory was 54.5 MB in the beginning and 94.4 MB in the end (delta: 39.8 MB). Free memory was 33.9 MB in the beginning and 39.0 MB in the end (delta: -5.1 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. [2021-07-05 20:19:54,372 INFO L168 Benchmark]: Boogie Procedure Inliner took 290.79 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 39.0 MB in the beginning and 64.0 MB in the end (delta: -24.9 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2021-07-05 20:19:54,373 INFO L168 Benchmark]: Boogie Preprocessor took 374.47 ms. Allocated memory was 130.0 MB in the beginning and 243.3 MB in the end (delta: 113.2 MB). Free memory was 64.0 MB in the beginning and 152.3 MB in the end (delta: -88.3 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2021-07-05 20:19:54,373 INFO L168 Benchmark]: RCFGBuilder took 5623.81 ms. Allocated memory was 243.3 MB in the beginning and 843.1 MB in the end (delta: 599.8 MB). Free memory was 152.3 MB in the beginning and 645.1 MB in the end (delta: -492.8 MB). Peak memory consumption was 278.9 MB. Max. memory is 16.1 GB. [2021-07-05 20:19:54,373 INFO L168 Benchmark]: TraceAbstraction took 9793.77 ms. Allocated memory was 843.1 MB in the beginning and 1.7 GB in the end (delta: 843.1 MB). Free memory was 645.1 MB in the beginning and 959.8 MB in the end (delta: -314.6 MB). Peak memory consumption was 527.4 MB. Max. memory is 16.1 GB. [2021-07-05 20:19:54,374 INFO L168 Benchmark]: Witness Printer took 139.31 ms. Allocated memory is still 1.7 GB. Free memory was 959.8 MB in the beginning and 906.3 MB in the end (delta: 53.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. [2021-07-05 20:19:54,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.5 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1552.44 ms. Allocated memory was 54.5 MB in the beginning and 94.4 MB in the end (delta: 39.8 MB). Free memory was 33.9 MB in the beginning and 39.0 MB in the end (delta: -5.1 MB). Peak memory consumption was 42.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 290.79 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 39.0 MB in the beginning and 64.0 MB in the end (delta: -24.9 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 374.47 ms. Allocated memory was 130.0 MB in the beginning and 243.3 MB in the end (delta: 113.2 MB). Free memory was 64.0 MB in the beginning and 152.3 MB in the end (delta: -88.3 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. * RCFGBuilder took 5623.81 ms. Allocated memory was 243.3 MB in the beginning and 843.1 MB in the end (delta: 599.8 MB). Free memory was 152.3 MB in the beginning and 645.1 MB in the end (delta: -492.8 MB). Peak memory consumption was 278.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9793.77 ms. Allocated memory was 843.1 MB in the beginning and 1.7 GB in the end (delta: 843.1 MB). Free memory was 645.1 MB in the beginning and 959.8 MB in the end (delta: -314.6 MB). Peak memory consumption was 527.4 MB. Max. memory is 16.1 GB. * Witness Printer took 139.31 ms. Allocated memory is still 1.7 GB. Free memory was 959.8 MB in the beginning and 906.3 MB in the end (delta: 53.5 MB). Peak memory consumption was 54.5 MB. Max. memory is 16.1 GB. * 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6187] tmp___5 = ldv_zalloc(1UL) [L6188] ldvarg6 = tmp___5 [L6514] set = set_impl [L6515] last_index = 0 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5369] tmp = netdev_priv((struct net_device const *)dev) [L5370] return ((struct hdlc_device *)tmp); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5926] case 3: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5927] case 4: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5928] case 5: [L5936] case 6: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5475] struct sk_buff *skb ; VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5259] return (p); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6649] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6650] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6651] COND FALSE !(! skb) [L6522] int i ; [L6524] i = 0 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6525] COND TRUE 1 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6526] COND FALSE !(i < last_index) VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6536] COND TRUE last_index < 15 [L6537] set_impl[last_index] = e [L6538] last_index = last_index + 1 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6655] return (skb); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6462] tmp = ldv_skb_alloc() [L6463] return (tmp); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5481] skb = ldv_skb_dequeue_12(& tx_queue) [L5482] COND TRUE (unsigned long )skb != (unsigned long )((struct sk_buff *)0) VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6649] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6650] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6651] COND TRUE ! skb [L6652] return ((void *)0); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6462] tmp = ldv_skb_alloc() [L6463] return (tmp); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5481] skb = ldv_skb_dequeue_12(& tx_queue) [L5482] COND FALSE !((unsigned long )skb != (unsigned long )((struct sk_buff *)0)) VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6130] LDV_IN_INTERRUPT = 1 [L6131] ldv_timer_state_1 = 2 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: [L6204] case 1: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6205] COND TRUE ldv_state_variable_0 != 0 [L6206] tmp___7 = __VERIFIER_nondet_int() [L6208] case 0: [L6216] case 1: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6217] COND TRUE ldv_state_variable_0 == 1 [L5188] struct lock_class_key __key ; [L5137] return (& lock->ldv_6338.rlock); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5193] return; VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6078] return (0); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [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={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6120] tmp___0 = ldv_zalloc(232UL) [L6121] proto_group0 = (struct sk_buff *)tmp___0 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6226] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: [L6204] case 1: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6205] COND TRUE ldv_state_variable_0 != 0 [L6206] tmp___7 = __VERIFIER_nondet_int() [L6208] case 0: VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6209] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6211] ldv_state_variable_0 = 2 VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6713] int tmp___7 ; [L6604] return (last_index == 0); VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L6715] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6716] COND FALSE !(\read(tmp___7)) VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] [L5283] reach_error() VAL [__this_module={18446744073709551624:18446744073709551619}, cp_table={29:0}, 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={17:0}, proto={18:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={25:0}, tx_queue={15:0}] - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION CFG has 2 procedures, 2063 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9615.8ms, OverallIterations: 9, TraceHistogramMax: 3, EmptinessCheckTime: 72.8ms, AutomataDifference: 6286.3ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 38.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 32825 SDtfs, 29456 SDslu, 59717 SDs, 0 SdLazy, 2387 SolverSat, 652 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2276.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 425.9ms Time, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: 1865.5ms AutomataMinimizationTime, 8 MinimizatonAttempts, 17170 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 47.4ms SsaConstructionTime, 359.2ms SatisfiabilityAnalysisTime, 546.8ms InterpolantComputationTime, 544 NumberOfCodeBlocks, 544 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 450 ConstructedInterpolants, 0 QuantifiedInterpolants, 756 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! [2021-07-05 20:19:54,436 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...