./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_cisco.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 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_cisco.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 aa96c32cec5c31a75c9cdd0122db38bdeb379765e4b6aca9c91d1bb4fedaed44 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-22 23:22:33,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:22:33,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:22:33,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:22:33,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:22:33,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:22:33,845 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:22:33,846 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:22:33,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:22:33,848 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:22:33,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:22:33,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:22:33,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:22:33,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:22:33,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:22:33,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:22:33,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:22:33,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:22:33,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:22:33,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:22:33,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:22:33,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:22:33,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:22:33,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:22:33,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:22:33,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:22:33,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:22:33,881 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:22:33,881 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:22:33,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:22:33,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:22:33,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:22:33,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:22:33,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:22:33,886 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:22:33,886 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:22:33,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:22:33,887 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:22:33,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:22:33,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:22:33,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:22:33,890 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-22 23:22:33,914 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:22:33,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:22:33,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:22:33,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:22:33,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:22:33,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:22:33,917 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:22:33,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:22:33,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:22:33,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:22:33,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:22:33,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:22:33,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:22:33,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:22:33,919 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:22:33,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:22:33,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:22:33,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:22:33,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:22:33,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:22:33,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:22:33,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:22:33,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:22:33,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:22:33,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:22:33,921 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:22:33,921 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 23:22:33,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:22:33,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 23:22:33,922 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa96c32cec5c31a75c9cdd0122db38bdeb379765e4b6aca9c91d1bb4fedaed44 [2021-11-22 23:22:34,151 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:22:34,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:22:34,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:22:34,175 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:22:34,176 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:22:34,177 INFO L432 ainManager$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_cisco.ko-entry_point.cil.out.i [2021-11-22 23:22:34,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0dd03e88/2d82413a398a4cecb48626d1c95eb3f3/FLAG68acb1dc9 [2021-11-22 23:22:34,893 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:22:34,893 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_cisco.ko-entry_point.cil.out.i [2021-11-22 23:22:34,922 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0dd03e88/2d82413a398a4cecb48626d1c95eb3f3/FLAG68acb1dc9 [2021-11-22 23:22:35,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0dd03e88/2d82413a398a4cecb48626d1c95eb3f3 [2021-11-22 23:22:35,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:22:35,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:22:35,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:22:35,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:22:35,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:22:35,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:22:35" (1/1) ... [2021-11-22 23:22:35,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@288b98f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:35, skipping insertion in model container [2021-11-22 23:22:35,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:22:35" (1/1) ... [2021-11-22 23:22:35,086 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:22:35,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:22:35,769 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i[158033,158046] [2021-11-22 23:22:36,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:22:36,039 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:22:36,160 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i[158033,158046] [2021-11-22 23:22:36,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:22:36,314 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:22:36,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36 WrapperNode [2021-11-22 23:22:36,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:22:36,317 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:22:36,317 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:22:36,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:22:36,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,369 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,514 INFO L137 Inliner]: procedures = 146, calls = 357, calls flagged for inlining = 170, calls inlined = 326, statements flattened = 3465 [2021-11-22 23:22:36,517 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:22:36,518 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:22:36,518 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:22:36,518 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:22:36,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,697 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:22:36,698 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:22:36,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:22:36,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:22:36,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (1/1) ... [2021-11-22 23:22:36,706 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:22:36,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 23:22:36,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:22:36,747 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:22:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-22 23:22:36,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 23:22:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 23:22:36,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:22:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:22:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:22:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:22:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:22:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:22:36,763 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-22 23:22:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:22:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:22:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:22:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:22:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-22 23:22:36,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:22:36,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:22:37,211 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:22:37,213 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:22:38,639 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:22:38,648 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:22:38,649 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-22 23:22:38,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:22:38 BoogieIcfgContainer [2021-11-22 23:22:38,651 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:22:38,653 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:22:38,653 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:22:38,656 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:22:38,656 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:22:35" (1/3) ... [2021-11-22 23:22:38,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@753f2376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:22:38, skipping insertion in model container [2021-11-22 23:22:38,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:36" (2/3) ... [2021-11-22 23:22:38,657 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@753f2376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:22:38, skipping insertion in model container [2021-11-22 23:22:38,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:22:38" (3/3) ... [2021-11-22 23:22:38,658 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2021-11-22 23:22:38,663 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:22:38,663 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 23:22:38,705 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 23:22:38,710 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:22:38,711 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:22:38,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 644 states, 642 states have (on average 1.412772585669782) internal successors, (907), 643 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:38,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:22:38,761 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:22:38,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:22:38,762 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:22:38,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:22:38,767 INFO L85 PathProgramCache]: Analyzing trace with hash -228876513, now seen corresponding path program 1 times [2021-11-22 23:22:38,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:22:38,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540623535] [2021-11-22 23:22:38,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:22:38,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:39,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:39,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:22:39,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540623535] [2021-11-22 23:22:39,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540623535] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:22:39,133 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:22:39,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 23:22:39,135 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887799106] [2021-11-22 23:22:39,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:22:39,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-22 23:22:39,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:22:39,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 23:22:39,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:22:39,178 INFO L87 Difference]: Start difference. First operand has 644 states, 642 states have (on average 1.412772585669782) internal successors, (907), 643 states have internal predecessors, (907), 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) Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:39,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:22:39,354 INFO L93 Difference]: Finished difference Result 1871 states and 2643 transitions. [2021-11-22 23:22:39,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 23:22:39,356 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 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 26 [2021-11-22 23:22:39,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:22:39,378 INFO L225 Difference]: With dead ends: 1871 [2021-11-22 23:22:39,378 INFO L226 Difference]: Without dead ends: 1220 [2021-11-22 23:22:39,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 23:22:39,395 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 816 mSDsluCounter, 869 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 1749 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 23:22:39,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [816 Valid, 1749 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 23:22:39,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1220 states. [2021-11-22 23:22:39,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1220 to 1220. [2021-11-22 23:22:39,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1220 states, 1219 states have (on average 1.379819524200164) internal successors, (1682), 1219 states have internal predecessors, (1682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:39,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 1220 states and 1682 transitions. [2021-11-22 23:22:39,505 INFO L78 Accepts]: Start accepts. Automaton has 1220 states and 1682 transitions. Word has length 26 [2021-11-22 23:22:39,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:22:39,505 INFO L470 AbstractCegarLoop]: Abstraction has 1220 states and 1682 transitions. [2021-11-22 23:22:39,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1682 transitions. [2021-11-22 23:22:39,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:22:39,512 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:22:39,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:22:39,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:22:39,513 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:22:39,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:22:39,515 INFO L85 PathProgramCache]: Analyzing trace with hash -353345264, now seen corresponding path program 1 times [2021-11-22 23:22:39,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:22:39,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950542366] [2021-11-22 23:22:39,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:22:39,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:39,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:39,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:22:39,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950542366] [2021-11-22 23:22:39,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950542366] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:22:39,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:22:39,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:22:39,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071437431] [2021-11-22 23:22:39,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:22:39,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:22:39,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:22:39,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:22:39,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:22:39,596 INFO L87 Difference]: Start difference. First operand 1220 states and 1682 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:39,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:22:39,714 INFO L93 Difference]: Finished difference Result 2410 states and 3328 transitions. [2021-11-22 23:22:39,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 23:22:39,715 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 29 [2021-11-22 23:22:39,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:22:39,721 INFO L225 Difference]: With dead ends: 2410 [2021-11-22 23:22:39,721 INFO L226 Difference]: Without dead ends: 1219 [2021-11-22 23:22:39,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 23:22:39,729 INFO L933 BasicCegarLoop]: 1675 mSDtfsCounter, 1699 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1699 SdHoareTripleChecker+Valid, 2517 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 23:22:39,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1699 Valid, 2517 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 23:22:39,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1219 states. [2021-11-22 23:22:39,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1219 to 1219. [2021-11-22 23:22:39,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1219 states, 1218 states have (on average 1.3776683087027914) internal successors, (1678), 1218 states have internal predecessors, (1678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:39,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 1219 states and 1678 transitions. [2021-11-22 23:22:39,778 INFO L78 Accepts]: Start accepts. Automaton has 1219 states and 1678 transitions. Word has length 29 [2021-11-22 23:22:39,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:22:39,779 INFO L470 AbstractCegarLoop]: Abstraction has 1219 states and 1678 transitions. [2021-11-22 23:22:39,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:39,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1678 transitions. [2021-11-22 23:22:39,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:22:39,783 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:22:39,783 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:22:39,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:22:39,789 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:22:39,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:22:39,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1567523687, now seen corresponding path program 1 times [2021-11-22 23:22:39,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:22:39,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690291555] [2021-11-22 23:22:39,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:22:39,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:39,897 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:22:39,898 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:22:39,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690291555] [2021-11-22 23:22:39,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690291555] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:22:39,898 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:22:39,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-22 23:22:39,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763963892] [2021-11-22 23:22:39,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:22:39,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-22 23:22:39,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:22:39,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-22 23:22:39,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-22 23:22:39,899 INFO L87 Difference]: Start difference. First operand 1219 states and 1678 transitions. Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:40,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:22:40,057 INFO L93 Difference]: Finished difference Result 3597 states and 4965 transitions. [2021-11-22 23:22:40,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:22:40,057 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 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 42 [2021-11-22 23:22:40,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:22:40,067 INFO L225 Difference]: With dead ends: 3597 [2021-11-22 23:22:40,068 INFO L226 Difference]: Without dead ends: 2402 [2021-11-22 23:22:40,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:22:40,073 INFO L933 BasicCegarLoop]: 861 mSDtfsCounter, 838 mSDsluCounter, 2543 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 838 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 23:22:40,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [838 Valid, 3404 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 23:22:40,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2402 states. [2021-11-22 23:22:40,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2402 to 2402. [2021-11-22 23:22:40,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2402 states, 2401 states have (on average 1.3781757600999585) internal successors, (3309), 2401 states have internal predecessors, (3309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:40,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2402 states and 3309 transitions. [2021-11-22 23:22:40,171 INFO L78 Accepts]: Start accepts. Automaton has 2402 states and 3309 transitions. Word has length 42 [2021-11-22 23:22:40,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:22:40,172 INFO L470 AbstractCegarLoop]: Abstraction has 2402 states and 3309 transitions. [2021-11-22 23:22:40,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:40,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2402 states and 3309 transitions. [2021-11-22 23:22:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:22:40,177 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:22:40,177 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:22:40,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-22 23:22:40,177 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:22:40,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:22:40,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1485940739, now seen corresponding path program 1 times [2021-11-22 23:22:40,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:22:40,178 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996612377] [2021-11-22 23:22:40,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:22:40,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:40,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:40,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:22:40,300 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996612377] [2021-11-22 23:22:40,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996612377] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:22:40,300 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:22:40,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-22 23:22:40,301 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858947010] [2021-11-22 23:22:40,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:22:40,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:22:40,302 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:22:40,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:22:40,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:22:40,302 INFO L87 Difference]: Start difference. First operand 2402 states and 3309 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:40,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:22:40,710 INFO L93 Difference]: Finished difference Result 10706 states and 14826 transitions. [2021-11-22 23:22:40,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:22:40,711 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 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 74 [2021-11-22 23:22:40,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:22:40,747 INFO L225 Difference]: With dead ends: 10706 [2021-11-22 23:22:40,747 INFO L226 Difference]: Without dead ends: 8333 [2021-11-22 23:22:40,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 23:22:40,758 INFO L933 BasicCegarLoop]: 1567 mSDtfsCounter, 2332 mSDsluCounter, 2384 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2332 SdHoareTripleChecker+Valid, 3951 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 23:22:40,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2332 Valid, 3951 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 23:22:40,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8333 states. [2021-11-22 23:22:40,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8333 to 2426. [2021-11-22 23:22:40,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2426 states, 2425 states have (on average 1.3744329896907217) internal successors, (3333), 2425 states have internal predecessors, (3333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:40,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2426 states and 3333 transitions. [2021-11-22 23:22:40,973 INFO L78 Accepts]: Start accepts. Automaton has 2426 states and 3333 transitions. Word has length 74 [2021-11-22 23:22:40,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:22:40,975 INFO L470 AbstractCegarLoop]: Abstraction has 2426 states and 3333 transitions. [2021-11-22 23:22:40,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 3333 transitions. [2021-11-22 23:22:40,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:22:40,980 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:22:40,980 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:22:40,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:22:40,981 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:22:40,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:22:40,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1854955541, now seen corresponding path program 1 times [2021-11-22 23:22:40,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:22:40,983 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787987051] [2021-11-22 23:22:40,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:22:40,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:22:41,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:22:41,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787987051] [2021-11-22 23:22:41,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787987051] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:22:41,297 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:22:41,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-22 23:22:41,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350861945] [2021-11-22 23:22:41,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:22:41,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-22 23:22:41,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:22:41,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-22 23:22:41,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-11-22 23:22:41,299 INFO L87 Difference]: Start difference. First operand 2426 states and 3333 transitions. Second operand has 10 states, 10 states have (on average 7.6) internal successors, (76), 10 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:42,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:22:42,785 INFO L93 Difference]: Finished difference Result 9496 states and 13166 transitions. [2021-11-22 23:22:42,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-11-22 23:22:42,786 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 10 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-11-22 23:22:42,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:22:42,816 INFO L225 Difference]: With dead ends: 9496 [2021-11-22 23:22:42,817 INFO L226 Difference]: Without dead ends: 7099 [2021-11-22 23:22:42,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=131, Invalid=289, Unknown=0, NotChecked=0, Total=420 [2021-11-22 23:22:42,824 INFO L933 BasicCegarLoop]: 2268 mSDtfsCounter, 9181 mSDsluCounter, 10439 mSDsCounter, 0 mSdLazyCounter, 478 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9181 SdHoareTripleChecker+Valid, 12707 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-22 23:22:42,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9181 Valid, 12707 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 478 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-22 23:22:42,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7099 states. [2021-11-22 23:22:43,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7099 to 2462. [2021-11-22 23:22:43,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2462 states, 2461 states have (on average 1.3640796424217798) internal successors, (3357), 2461 states have internal predecessors, (3357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:43,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2462 states and 3357 transitions. [2021-11-22 23:22:43,136 INFO L78 Accepts]: Start accepts. Automaton has 2462 states and 3357 transitions. Word has length 77 [2021-11-22 23:22:43,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:22:43,136 INFO L470 AbstractCegarLoop]: Abstraction has 2462 states and 3357 transitions. [2021-11-22 23:22:43,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.6) internal successors, (76), 10 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:22:43,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 3357 transitions. [2021-11-22 23:22:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:22:43,141 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:22:43,142 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:22:43,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-22 23:22:43,142 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:22:43,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:22:43,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1161693020, now seen corresponding path program 1 times [2021-11-22 23:22:43,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:22:43,143 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1452345293] [2021-11-22 23:22:43,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:22:43,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:22:43,475 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:22:43,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:22:43,764 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 23:22:43,765 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:22:43,766 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:22:43,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-22 23:22:43,772 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-22 23:22:43,774 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:22:43,822 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,823 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,823 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,823 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,824 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,824 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,824 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,825 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,825 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,825 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,826 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,826 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,826 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,827 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,827 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,827 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,828 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,828 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,828 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,829 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,829 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,829 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,830 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,830 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,830 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,831 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,831 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,831 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,832 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,832 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,833 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,833 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,833 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,834 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,834 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,834 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,835 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,835 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,835 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,836 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,836 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,836 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,837 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,837 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,838 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,838 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,841 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,841 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,842 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,842 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,842 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,843 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,849 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:22:43,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:22:43 BoogieIcfgContainer [2021-11-22 23:22:43,967 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:22:43,967 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:22:43,967 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:22:43,968 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:22:43,968 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:22:38" (3/4) ... [2021-11-22 23:22:43,971 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 23:22:43,971 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:22:43,971 INFO L158 Benchmark]: Toolchain (without parser) took 8901.28ms. Allocated memory was 115.3MB in the beginning and 574.6MB in the end (delta: 459.3MB). Free memory was 91.1MB in the beginning and 345.4MB in the end (delta: -254.3MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. [2021-11-22 23:22:43,972 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:22:43,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1241.67ms. Allocated memory is still 115.3MB. Free memory was 91.1MB in the beginning and 54.4MB in the end (delta: 36.7MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-22 23:22:43,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 199.58ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 54.4MB in the beginning and 108.1MB in the end (delta: -53.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-22 23:22:43,973 INFO L158 Benchmark]: Boogie Preprocessor took 179.84ms. Allocated memory is still 161.5MB. Free memory was 108.1MB in the beginning and 93.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-22 23:22:43,973 INFO L158 Benchmark]: RCFGBuilder took 1952.88ms. Allocated memory is still 161.5MB. Free memory was 93.4MB in the beginning and 61.6MB in the end (delta: 31.8MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-11-22 23:22:43,973 INFO L158 Benchmark]: TraceAbstraction took 5314.02ms. Allocated memory was 161.5MB in the beginning and 574.6MB in the end (delta: 413.1MB). Free memory was 60.8MB in the beginning and 345.4MB in the end (delta: -284.6MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. [2021-11-22 23:22:43,973 INFO L158 Benchmark]: Witness Printer took 3.60ms. Allocated memory is still 574.6MB. Free memory is still 345.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:22:43,975 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 86.0MB. Free memory was 43.1MB in the beginning and 43.1MB in the end (delta: 47.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1241.67ms. Allocated memory is still 115.3MB. Free memory was 91.1MB in the beginning and 54.4MB in the end (delta: 36.7MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 199.58ms. Allocated memory was 115.3MB in the beginning and 161.5MB in the end (delta: 46.1MB). Free memory was 54.4MB in the beginning and 108.1MB in the end (delta: -53.8MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 179.84ms. Allocated memory is still 161.5MB. Free memory was 108.1MB in the beginning and 93.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1952.88ms. Allocated memory is still 161.5MB. Free memory was 93.4MB in the beginning and 61.6MB in the end (delta: 31.8MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5314.02ms. Allocated memory was 161.5MB in the beginning and 574.6MB in the end (delta: 413.1MB). Free memory was 60.8MB in the beginning and 345.4MB in the end (delta: -284.6MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. * Witness Printer took 3.60ms. Allocated memory is still 574.6MB. Free memory is still 345.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 5554]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 5123. Possible FailurePath: [L5577] int LDV_IN_INTERRUPT = 1; [L5578] struct sk_buff *proto_group1 ; [L5579] int ldv_state_variable_0 ; [L5580] int ldv_state_variable_3 ; [L5581] int ldv_timer_state_1 = 0; [L5582] int ldv_state_variable_2 ; [L5583] struct net_device *proto_group0 ; [L5584] int ref_cnt ; [L5585] int ldv_state_variable_1 ; [L5586] struct timer_list *ldv_timer_list_1 ; [L5964-L5966] static struct hdlc_proto proto = {0, 0, & cisco_start, & cisco_stop, 0, & cisco_ioctl, & cisco_type_trans, & cisco_rx, 0, & __this_module, 0}; [L5967] static struct header_ops const cisco_header_ops = {& cisco_hard_header, 0, 0, 0, 0}; [L6078] int ldv_retval_0 ; [L6374] Element set_impl[15] ; [L6375] int last_index = 0; [L6509] Set LDV_SKBS ; VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L6142] struct ifreq *ldvarg0 ; [L6143] void *tmp ; [L6144] unsigned int ldvarg1 ; [L6145] unsigned int tmp___0 ; [L6146] unsigned short ldvarg4 ; [L6147] unsigned short tmp___1 ; [L6148] struct sk_buff *ldvarg3 ; [L6149] void *tmp___2 ; [L6150] struct net_device *ldvarg5 ; [L6151] void *tmp___3 ; [L6152] void *ldvarg2 ; [L6153] void *tmp___4 ; [L6154] void *ldvarg6 ; [L6155] void *tmp___5 ; [L6156] int tmp___6 ; [L6157] int tmp___7 ; [L6158] int tmp___8 ; [L6159] int tmp___9 ; [L6161] CALL, EXPR ldv_zalloc(40UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=40, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=40, tmp___0=1] [L6161] RET, EXPR ldv_zalloc(40UL) [L6161] tmp = ldv_zalloc(40UL) [L6162] ldvarg0 = (struct ifreq *)tmp [L6163] tmp___0 = __VERIFIER_nondet_uint() [L6164] ldvarg1 = tmp___0 [L6165] tmp___1 = __VERIFIER_nondet_ushort() [L6166] ldvarg4 = tmp___1 [L6167] CALL, EXPR ldv_zalloc(232UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=232, tmp___0=1] [L6167] RET, EXPR ldv_zalloc(232UL) [L6167] tmp___2 = ldv_zalloc(232UL) [L6168] ldvarg3 = (struct sk_buff *)tmp___2 [L6169] CALL, EXPR ldv_zalloc(3264UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=3264, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=3264, tmp___0=1] [L6169] RET, EXPR ldv_zalloc(3264UL) [L6169] tmp___3 = ldv_zalloc(3264UL) [L6170] ldvarg5 = (struct net_device *)tmp___3 [L6171] CALL, EXPR ldv_zalloc(1UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=1, tmp___0=1] [L6171] RET, EXPR ldv_zalloc(1UL) [L6171] tmp___4 = ldv_zalloc(1UL) [L6172] ldvarg2 = tmp___4 [L6173] CALL, EXPR ldv_zalloc(1UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=1, tmp___0=1] [L6173] RET, EXPR ldv_zalloc(1UL) [L6173] tmp___5 = ldv_zalloc(1UL) [L6174] ldvarg6 = tmp___5 [L6175] CALL ldv_initialize() [L6528] CALL ldv_set_init(LDV_SKBS) [L6380] set = set_impl [L6381] last_index = 0 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={18:0}, set={0:0}, set_impl={18:0}] [L6528] RET ldv_set_init(LDV_SKBS) [L6175] RET ldv_initialize() [L6176] ldv_state_variable_1 = 1 [L6177] ref_cnt = 0 [L6178] ldv_state_variable_0 = 1 [L6179] ldv_state_variable_3 = 0 [L6180] ldv_state_variable_2 = 0 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}] [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: [L6190] case 1: VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1] [L6191] COND TRUE ldv_state_variable_0 != 0 [L6192] tmp___7 = __VERIFIER_nondet_int() [L6194] case 0: [L6202] case 1: VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1] [L6203] COND TRUE ldv_state_variable_0 == 1 [L6204] CALL, EXPR mod_init() [L6067] FCALL register_hdlc_protocol(& proto) [L6068] return (0); VAL [\result=0, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L6204] RET, EXPR mod_init() [L6204] ldv_retval_0 = mod_init() [L6205] COND TRUE ldv_retval_0 == 0 [L6206] ldv_state_variable_0 = 3 [L6207] ldv_state_variable_2 = 1 [L6208] ldv_state_variable_3 = 1 [L6209] CALL ldv_initialize_hdlc_proto_3() [L6101] void *tmp ; [L6102] void *tmp___0 ; [L6104] CALL, EXPR ldv_zalloc(232UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, last_index=0, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=232, tmp___0=1] [L6104] RET, EXPR ldv_zalloc(232UL) [L6104] tmp = ldv_zalloc(232UL) [L6105] proto_group1 = (struct sk_buff *)tmp [L6106] CALL, EXPR ldv_zalloc(3264UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=3264, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, last_index=0, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=3264, tmp___0=1] [L6106] RET, EXPR ldv_zalloc(3264UL) [L6106] tmp___0 = ldv_zalloc(3264UL) [L6107] proto_group0 = (struct net_device *)tmp___0 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, last_index=0, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0={0:0}] [L6209] RET ldv_initialize_hdlc_proto_3() [L6212] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, last_index=0, 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=0, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1] [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, last_index=0, 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=0, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=0, tmp___7=1] [L6185] COND TRUE ldv_state_variable_1 != 0 [L6186] CALL choose_timer_1(ldv_timer_list_1) [L6114] LDV_IN_INTERRUPT = 2 [L6115] EXPR timer->data [L6115] EXPR timer->function [L6115] CALL (*(timer->function))(timer->data) [L5877] struct net_device *dev ; [L5878] hdlc_device *hdlc ; [L5879] struct hdlc_device *tmp ; [L5880] struct cisco_state *st ; [L5881] struct cisco_state *tmp___0 ; [L5882] __u32 tmp___1 ; [L5883] __u32 tmp___2 ; [L5885] dev = (struct net_device *)arg [L5886] CALL, EXPR dev_to_hdlc(dev) [L5638] void *tmp ; [L5640] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5595] return ((void *)dev + 3264U); VAL [\result={0:3283}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, dev={0:19}, dev={0:19}, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L5640] RET, EXPR netdev_priv((struct net_device const *)dev) [L5640] tmp = netdev_priv((struct net_device const *)dev) [L5641] return ((struct hdlc_device *)tmp); VAL [\result={0:3283}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, dev={0:19}, dev={0:19}, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:3283}] [L5886] RET, EXPR dev_to_hdlc(dev) [L5886] tmp = dev_to_hdlc(dev) [L5887] hdlc = tmp [L5888] CALL, EXPR state(hdlc) [L5670] EXPR hdlc->state [L5670] return ((struct cisco_state *)hdlc->state); [L5888] RET, EXPR state(hdlc) [L5888] tmp___0 = state(hdlc) [L5889] st = tmp___0 [L5890] CALL spin_lock(& st->lock) [L5263] FCALL _raw_spin_lock(& lock->ldv_6338.rlock) [L5890] RET spin_lock(& st->lock) [L5891] EXPR st->up [L5891] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L [L5891] EXPR st->last_poll [L5891] EXPR st->settings.timeout [L5891] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L VAL [\old(arg)=19, __this_module={18446744073709551650:18446744073709551669}, arg=19, cisco_header_ops={17:0}, dev={0:19}, hdlc={0:3283}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, st={18:-212}, st->last_poll=9223372036854770805, st->settings.timeout=20, st->up=18446744073709551652, st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L=0, tmp={0:3283}, tmp___0={18:-212}] [L5891] COND FALSE !(st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L) [L5897] EXPR st->rxseq [L5897] CALL, EXPR __fswab32(st->rxseq) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=18446744073709551659, \result=18446744073709551659, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=18446744073709551659] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=18446744073709551659, \result=18446744073709551659, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=43, val=18446744073709551659] [L5897] RET, EXPR __fswab32(st->rxseq) [L5897] tmp___1 = __fswab32(st->rxseq) [L5898] EXPR st->txseq [L5898] st->txseq = st->txseq + 1U [L5899] EXPR st->txseq [L5899] CALL, EXPR __fswab32(st->txseq) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=-5, \result=-5, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=-5] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=-5, \result=-5, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=4294967291, val=-5] [L5899] RET, EXPR __fswab32(st->txseq) [L5899] tmp___2 = __fswab32(st->txseq) [L5900] CALL cisco_keepalive_send(dev, 2U, tmp___2, tmp___1) [L5695] struct sk_buff *skb ; [L5696] struct cisco_packet *data ; [L5697] __u32 tmp ; [L5698] __u32 tmp___0 ; [L5700] CALL, EXPR ldv_dev_alloc_skb_12(22U) [L6356] struct sk_buff *tmp ; [L6358] CALL, EXPR ldv_skb_alloc() [L6512] void *skb ; [L6513] void *tmp___7 ; [L6515] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND FALSE !(tmp___0 != 0) [L5527] EXPR, FCALL calloc(1UL, size) [L5527] tmp = calloc(1UL, size) [L5528] p = tmp [L5529] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L5498] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, cond=1, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L5529] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L5530] return (p); VAL [\old(size)=248, \result={-18446744073709551615:0}, __this_module={18446744073709551650:18446744073709551669}, calloc(1UL, size)={-18446744073709551615:0}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, p={-18446744073709551615:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=248, tmp={-18446744073709551615:0}, tmp___0=0] [L6515] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) [L6515] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6516] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, skb={-18446744073709551615:0}, tmp___7={-18446744073709551615:0}] [L6517] COND FALSE !(! skb) [L6520] CALL ldv_set_add(LDV_SKBS, skb) [L6388] int i ; [L6390] i = 0 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, e={-18446744073709551615:0}, e={-18446744073709551615:0}, i=0, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6391] COND TRUE 1 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, e={-18446744073709551615:0}, e={-18446744073709551615:0}, i=0, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6392] COND FALSE !(i < last_index) VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, e={-18446744073709551615:0}, e={-18446744073709551615:0}, i=0, jiffies=18446744073709551614, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6402] COND TRUE last_index < 15 [L6403] set_impl[last_index] = e [L6404] last_index = last_index + 1 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, e={-18446744073709551615:0}, e={-18446744073709551615:0}, i=0, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6520] RET ldv_set_add(LDV_SKBS, skb) [L6521] return (skb); VAL [\result={-18446744073709551615:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, skb={-18446744073709551615:0}, tmp___7={-18446744073709551615:0}] [L6358] RET, EXPR ldv_skb_alloc() [L6358] tmp = ldv_skb_alloc() [L6359] return (tmp); VAL [\old(length)=22, \result={-18446744073709551615:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, length=22, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={-18446744073709551615:0}] [L5700] RET, EXPR ldv_dev_alloc_skb_12(22U) [L5700] skb = ldv_dev_alloc_skb_12(22U) [L5701] COND FALSE !((unsigned long )skb == (unsigned long )((struct sk_buff *)0)) [L5706] CALL skb_reserve(skb, 4) [L5475] EXPR skb->data [L5475] skb->data = skb->data + (unsigned long )len [L5476] EXPR skb->tail [L5476] skb->tail = skb->tail + (sk_buff_data_t )len [L5706] RET skb_reserve(skb, 4) [L5707] CALL cisco_hard_header(skb, dev, 32821, (void const *)0, (void const *)0, 0U) [L5676] struct hdlc_header *data ; [L5677] __u16 tmp ; [L5679] CALL skb_push(skb, 4U) [L6687] CALL, EXPR ldv_malloc(sizeof(unsigned char)) [L5502] void *p ; [L5503] void *tmp ; [L5504] int tmp___0 ; [L5506] tmp___0 = __VERIFIER_nondet_int() [L5507] COND TRUE tmp___0 != 0 [L5508] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=1, tmp___0=1] [L6687] RET, EXPR ldv_malloc(sizeof(unsigned char)) [L6687] return ldv_malloc(sizeof(unsigned char)); [L5679] RET skb_push(skb, 4U) [L5680] EXPR skb->data [L5680] data = (struct hdlc_header *)skb->data [L5681] COND TRUE (unsigned int )type == 32821U [L5682] data->address = 143U VAL [\old(len)=0, \old(type)=32821, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, daddr={0:0}, daddr={0:0}, data={-18446744073709551615:231}, dev={0:19}, dev={0:19}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, len=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, saddr={0:0}, saddr={0:0}, set_impl={18:0}, skb={-18446744073709551615:0}, skb={-18446744073709551615:0}, type=32821] [L5686] data->control = 0U [L5687] CALL, EXPR __fswab16((int )type) [L5123] return ((__u16 )((int )((short )((int )val << 8)) | (int )((short )((int )val >> 8)))); VAL [\old(val)=32821, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=32821] [L5687] RET, EXPR __fswab16((int )type) [L5687] tmp = __fswab16((int )type) [L5688] data->protocol = tmp [L5689] return (4); VAL [\old(len)=0, \old(type)=32821, \result=4, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, daddr={0:0}, daddr={0:0}, data={-18446744073709551615:231}, dev={0:19}, dev={0:19}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, len=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, saddr={0:0}, saddr={0:0}, set_impl={18:0}, skb={-18446744073709551615:0}, skb={-18446744073709551615:0}, tmp=0, type=32821] [L5707] RET cisco_hard_header(skb, dev, 32821, (void const *)0, (void const *)0, 0U) [L5708] EXPR skb->data [L5708] data = (struct cisco_packet *)skb->data + 4U [L5709] CALL, EXPR __fswab32(type) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=2, \result=2, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=2] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=2, \result=2, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=2, val=2] [L5709] RET, EXPR __fswab32(type) [L5709] tmp = __fswab32(type) [L5710] data->type = tmp [L5711] data->par1 = par1 [L5712] data->par2 = par2 [L5713] data->rel = 65535U [L5714] CALL, EXPR __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=299992, \result=299992, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=299992] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=299992, \result=299992, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=299992, val=299992] [L5714] RET, EXPR __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5714] tmp___0 = __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5715] data->time = tmp___0 [L5716] CALL skb_put(skb, 18U) [L6690] EXPR arg0->data [L6690] EXPR arg0->tail [L6690] unsigned char *ret_val = arg0->data + arg0->tail; [L6691] EXPR arg0->tail [L6691] arg0->tail += arg1 [L6692] return ret_val; VAL [\old(arg1)=18, \result={26:235}, __this_module={18446744073709551650:18446744073709551669}, arg0={-18446744073709551615:0}, arg0={-18446744073709551615:0}, arg1=18, cisco_header_ops={17:0}, jiffies=18446744073709551614, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, ret_val={26:235}, set_impl={18:0}] [L5716] RET skb_put(skb, 18U) [L5717] skb->priority = 7U [L5718] skb->dev = dev [L5719] CALL skb_reset_network_header(skb) [L5483] EXPR skb->data [L5483] EXPR skb->head [L5483] skb->network_header = (int )((__u16 )((long )skb->data)) - (int )((__u16 )((long )skb->head)) [L5719] RET skb_reset_network_header(skb) [L5720] CALL dev_queue_xmit(skb) [L6643] return __VERIFIER_nondet_int(); [L5720] RET dev_queue_xmit(skb) [L5900] RET cisco_keepalive_send(dev, 2U, tmp___2, tmp___1) [L5901] CALL spin_unlock(& st->lock) [L5270] FCALL _raw_spin_unlock(& lock->ldv_6338.rlock) [L5901] RET spin_unlock(& st->lock) [L5902] EXPR st->settings.interval [L5902] st->timer.expires = (unsigned long )(st->settings.interval * 250U) + (unsigned long )jiffies [L5903] st->timer.function = & cisco_timer [L5904] st->timer.data = arg [L5905] FCALL add_timer(& st->timer) [L6115] RET (*(timer->function))(timer->data) [L6116] LDV_IN_INTERRUPT = 1 [L6117] ldv_timer_state_1 = 2 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, timer={0:0}, timer={0:0}] [L6186] RET choose_timer_1(ldv_timer_list_1) [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: [L6190] case 1: VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, 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, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1] [L6191] COND TRUE ldv_state_variable_0 != 0 [L6192] tmp___7 = __VERIFIER_nondet_int() [L6194] case 0: VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, 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, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0] [L6195] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6196] CALL mod_exit() [L6074] FCALL unregister_hdlc_protocol(& proto) [L6196] RET mod_exit() [L6197] ldv_state_variable_0 = 2 VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, 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, ldvarg0={0:0}, ldvarg1=52, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=40, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=52, tmp___1=40, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0] [L6315] CALL ldv_check_final_state() [L6579] int tmp___7 ; [L6581] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L6470] return (last_index == 0); VAL [\result=0, __this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6581] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L6581] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6582] COND FALSE !(\read(tmp___7)) [L6584] CALL ldv_error() [L5554] reach_error() VAL [__this_module={18446744073709551650:18446744073709551669}, cisco_header_ops={17:0}, jiffies=18446744073709551614, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 644 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.1s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14866 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14866 mSDsluCounter, 24328 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17077 mSDsCounter, 76 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 612 IncrementalHoareTripleChecker+Invalid, 688 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 76 mSolverCounterUnsat, 7251 mSDtfsCounter, 612 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2462occurred in iteration=5, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 5 MinimizatonAttempts, 10544 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 340 NumberOfCodeBlocks, 340 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 243 ConstructedInterpolants, 0 QuantifiedInterpolants, 502 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 23/23 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-22 23:22:44,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aa96c32cec5c31a75c9cdd0122db38bdeb379765e4b6aca9c91d1bb4fedaed44 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-22 23:22:45,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:22:45,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:22:46,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:22:46,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:22:46,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:22:46,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:22:46,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:22:46,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:22:46,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:22:46,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:22:46,043 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:22:46,043 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:22:46,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:22:46,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:22:46,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:22:46,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:22:46,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:22:46,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:22:46,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:22:46,058 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:22:46,059 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:22:46,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:22:46,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:22:46,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:22:46,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:22:46,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:22:46,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:22:46,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:22:46,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:22:46,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:22:46,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:22:46,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:22:46,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:22:46,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:22:46,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:22:46,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:22:46,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:22:46,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:22:46,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:22:46,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:22:46,076 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-22 23:22:46,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:22:46,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:22:46,109 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:22:46,109 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:22:46,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:22:46,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:22:46,112 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:22:46,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:22:46,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:22:46,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:22:46,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:22:46,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:22:46,113 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:22:46,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:22:46,114 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:22:46,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:22:46,114 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:22:46,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:22:46,114 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:22:46,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:22:46,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:22:46,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:22:46,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:22:46,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:22:46,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:22:46,116 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 23:22:46,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:22:46,116 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:22:46,116 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-22 23:22:46,116 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:22:46,117 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 23:22:46,117 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:22:46,117 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa96c32cec5c31a75c9cdd0122db38bdeb379765e4b6aca9c91d1bb4fedaed44 [2021-11-22 23:22:46,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:22:46,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:22:46,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:22:46,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:22:46,455 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:22:46,457 INFO L432 ainManager$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_cisco.ko-entry_point.cil.out.i [2021-11-22 23:22:46,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf996510/8ee3a0165980404e939b1ad57040ca90/FLAGfd969d9fe [2021-11-22 23:22:47,244 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:22:47,245 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_cisco.ko-entry_point.cil.out.i [2021-11-22 23:22:47,276 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf996510/8ee3a0165980404e939b1ad57040ca90/FLAGfd969d9fe [2021-11-22 23:22:47,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acf996510/8ee3a0165980404e939b1ad57040ca90 [2021-11-22 23:22:47,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:22:47,513 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:22:47,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:22:47,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:22:47,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:22:47,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:22:47" (1/1) ... [2021-11-22 23:22:47,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c18942f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:47, skipping insertion in model container [2021-11-22 23:22:47,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:22:47" (1/1) ... [2021-11-22 23:22:47,524 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:22:47,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:22:48,343 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i[158033,158046] [2021-11-22 23:22:48,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:22:48,664 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-22 23:22:48,699 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:22:48,847 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i[158033,158046] [2021-11-22 23:22:48,947 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:22:48,958 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:22:49,086 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i[158033,158046] [2021-11-22 23:22:49,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:22:49,227 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:22:49,228 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49 WrapperNode [2021-11-22 23:22:49,228 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:22:49,229 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:22:49,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:22:49,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:22:49,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,277 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,416 INFO L137 Inliner]: procedures = 158, calls = 357, calls flagged for inlining = 170, calls inlined = 326, statements flattened = 3383 [2021-11-22 23:22:49,417 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:22:49,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:22:49,418 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:22:49,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:22:49,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,554 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:22:49,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:22:49,555 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:22:49,555 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:22:49,556 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (1/1) ... [2021-11-22 23:22:49,561 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:22:49,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-22 23:22:49,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:22:49,623 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:22:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-22 23:22:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-22 23:22:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:22:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 23:22:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-22 23:22:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 23:22:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-22 23:22:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-22 23:22:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-22 23:22:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-22 23:22:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:22:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:22:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:22:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:22:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-22 23:22:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-22 23:22:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-22 23:22:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-22 23:22:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:22:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-22 23:22:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-22 23:22:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-22 23:22:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:22:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:22:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:22:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:22:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-22 23:22:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:22:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:22:50,030 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:22:50,032 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:23:06,820 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:23:06,843 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:23:06,846 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-22 23:23:06,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:06 BoogieIcfgContainer [2021-11-22 23:23:06,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:23:06,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:23:06,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:23:06,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:23:06,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:22:47" (1/3) ... [2021-11-22 23:23:06,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb94d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:23:06, skipping insertion in model container [2021-11-22 23:23:06,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:22:49" (2/3) ... [2021-11-22 23:23:06,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@bb94d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:23:06, skipping insertion in model container [2021-11-22 23:23:06,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:06" (3/3) ... [2021-11-22 23:23:06,856 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_cisco.ko-entry_point.cil.out.i [2021-11-22 23:23:06,860 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:23:06,860 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 23:23:06,912 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-22 23:23:06,924 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-22 23:23:06,924 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-22 23:23:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 644 states, 642 states have (on average 1.412772585669782) internal successors, (907), 643 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:06,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-22 23:23:06,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:23:06,961 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:23:06,961 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:23:06,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:06,970 INFO L85 PathProgramCache]: Analyzing trace with hash -228876513, now seen corresponding path program 1 times [2021-11-22 23:23:06,982 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:23:06,982 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [101331603] [2021-11-22 23:23:06,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:23:06,984 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:23:06,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 23:23:06,987 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:23:06,991 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-22 23:23:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:07,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-22 23:23:07,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:23:07,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:07,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:23:07,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:07,560 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:23:07,560 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [101331603] [2021-11-22 23:23:07,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [101331603] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:23:07,561 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:23:07,561 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-22 23:23:07,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086869244] [2021-11-22 23:23:07,564 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:23:07,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:23:07,567 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:23:07,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:23:07,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:23:07,600 INFO L87 Difference]: Start difference. First operand has 644 states, 642 states have (on average 1.412772585669782) internal successors, (907), 643 states have internal predecessors, (907), 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) Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:07,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:23:07,849 INFO L93 Difference]: Finished difference Result 2459 states and 3478 transitions. [2021-11-22 23:23:07,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 23:23:07,852 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 26 [2021-11-22 23:23:07,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:23:07,871 INFO L225 Difference]: With dead ends: 2459 [2021-11-22 23:23:07,871 INFO L226 Difference]: Without dead ends: 1804 [2021-11-22 23:23:07,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:23:07,881 INFO L933 BasicCegarLoop]: 880 mSDtfsCounter, 1668 mSDsluCounter, 2512 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1668 SdHoareTripleChecker+Valid, 3392 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-22 23:23:07,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1668 Valid, 3392 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-22 23:23:07,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2021-11-22 23:23:07,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1804. [2021-11-22 23:23:07,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1804 states, 1803 states have (on average 1.382695507487521) internal successors, (2493), 1803 states have internal predecessors, (2493), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 1804 states and 2493 transitions. [2021-11-22 23:23:07,992 INFO L78 Accepts]: Start accepts. Automaton has 1804 states and 2493 transitions. Word has length 26 [2021-11-22 23:23:07,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:23:07,992 INFO L470 AbstractCegarLoop]: Abstraction has 1804 states and 2493 transitions. [2021-11-22 23:23:07,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:07,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2493 transitions. [2021-11-22 23:23:07,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:23:07,998 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:23:07,998 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:23:08,011 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-22 23:23:08,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 23:23:08,211 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:23:08,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:08,212 INFO L85 PathProgramCache]: Analyzing trace with hash -353345264, now seen corresponding path program 1 times [2021-11-22 23:23:08,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:23:08,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [714109552] [2021-11-22 23:23:08,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:23:08,213 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:23:08,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 23:23:08,215 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:23:08,216 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-22 23:23:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:08,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:23:08,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:23:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:08,533 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:23:08,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:08,581 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:23:08,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [714109552] [2021-11-22 23:23:08,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [714109552] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:23:08,582 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:23:08,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-22 23:23:08,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298261164] [2021-11-22 23:23:08,582 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:23:08,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:23:08,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:23:08,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:23:08,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:23:08,584 INFO L87 Difference]: Start difference. First operand 1804 states and 2493 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:08,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:23:08,745 INFO L93 Difference]: Finished difference Result 3578 states and 4950 transitions. [2021-11-22 23:23:08,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-22 23:23:08,746 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 29 [2021-11-22 23:23:08,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:23:08,753 INFO L225 Difference]: With dead ends: 3578 [2021-11-22 23:23:08,754 INFO L226 Difference]: Without dead ends: 1803 [2021-11-22 23:23:08,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 23:23:08,762 INFO L933 BasicCegarLoop]: 1675 mSDtfsCounter, 1699 mSDsluCounter, 842 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1699 SdHoareTripleChecker+Valid, 2517 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-22 23:23:08,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1699 Valid, 2517 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-22 23:23:08,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1803 states. [2021-11-22 23:23:08,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1803 to 1803. [2021-11-22 23:23:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1803 states, 1802 states have (on average 1.381243063263041) internal successors, (2489), 1802 states have internal predecessors, (2489), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:08,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 1803 states and 2489 transitions. [2021-11-22 23:23:08,838 INFO L78 Accepts]: Start accepts. Automaton has 1803 states and 2489 transitions. Word has length 29 [2021-11-22 23:23:08,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:23:08,839 INFO L470 AbstractCegarLoop]: Abstraction has 1803 states and 2489 transitions. [2021-11-22 23:23:08,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:08,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2489 transitions. [2021-11-22 23:23:08,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-22 23:23:08,843 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:23:08,843 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:23:08,856 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-22 23:23:09,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 23:23:09,054 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:23:09,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:09,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1567523687, now seen corresponding path program 1 times [2021-11-22 23:23:09,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:23:09,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676936272] [2021-11-22 23:23:09,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:23:09,055 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:23:09,056 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 23:23:09,057 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:23:09,058 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-22 23:23:09,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:09,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 23:23:09,290 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:23:09,490 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:23:09,491 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:23:09,677 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-22 23:23:09,677 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:23:09,677 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1676936272] [2021-11-22 23:23:09,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1676936272] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:23:09,678 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:23:09,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-11-22 23:23:09,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377712747] [2021-11-22 23:23:09,678 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:23:09,678 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:23:09,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:23:09,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:23:09,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:23:09,679 INFO L87 Difference]: Start difference. First operand 1803 states and 2489 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:10,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:23:10,100 INFO L93 Difference]: Finished difference Result 5349 states and 7398 transitions. [2021-11-22 23:23:10,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:23:10,100 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 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 42 [2021-11-22 23:23:10,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:23:10,116 INFO L225 Difference]: With dead ends: 5349 [2021-11-22 23:23:10,117 INFO L226 Difference]: Without dead ends: 3570 [2021-11-22 23:23:10,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-22 23:23:10,123 INFO L933 BasicCegarLoop]: 861 mSDtfsCounter, 839 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 4264 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 23:23:10,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 4264 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-22 23:23:10,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3570 states. [2021-11-22 23:23:10,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3570 to 3570. [2021-11-22 23:23:10,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3570 states, 3569 states have (on average 1.380778929672177) internal successors, (4928), 3569 states have internal predecessors, (4928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3570 states and 4928 transitions. [2021-11-22 23:23:10,285 INFO L78 Accepts]: Start accepts. Automaton has 3570 states and 4928 transitions. Word has length 42 [2021-11-22 23:23:10,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:23:10,285 INFO L470 AbstractCegarLoop]: Abstraction has 3570 states and 4928 transitions. [2021-11-22 23:23:10,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:10,286 INFO L276 IsEmpty]: Start isEmpty. Operand 3570 states and 4928 transitions. [2021-11-22 23:23:10,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-22 23:23:10,292 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:23:10,293 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:23:10,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-22 23:23:10,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 23:23:10,505 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:23:10,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:10,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1485940739, now seen corresponding path program 1 times [2021-11-22 23:23:10,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:23:10,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [412993266] [2021-11-22 23:23:10,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:23:10,507 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:23:10,507 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 23:23:10,508 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:23:10,510 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-22 23:23:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:10,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:23:10,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:23:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:11,173 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:23:11,318 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:11,319 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:23:11,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [412993266] [2021-11-22 23:23:11,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [412993266] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:23:11,319 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:23:11,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-22 23:23:11,319 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952895315] [2021-11-22 23:23:11,319 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:23:11,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-22 23:23:11,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:23:11,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-22 23:23:11,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-22 23:23:11,320 INFO L87 Difference]: Start difference. First operand 3570 states and 4928 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:12,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:23:12,156 INFO L93 Difference]: Finished difference Result 16204 states and 22486 transitions. [2021-11-22 23:23:12,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-22 23:23:12,158 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 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 74 [2021-11-22 23:23:12,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:23:12,209 INFO L225 Difference]: With dead ends: 16204 [2021-11-22 23:23:12,209 INFO L226 Difference]: Without dead ends: 12663 [2021-11-22 23:23:12,219 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-22 23:23:12,220 INFO L933 BasicCegarLoop]: 1567 mSDtfsCounter, 2332 mSDsluCounter, 2384 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2332 SdHoareTripleChecker+Valid, 3951 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-22 23:23:12,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2332 Valid, 3951 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-22 23:23:12,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12663 states. [2021-11-22 23:23:12,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12663 to 3606. [2021-11-22 23:23:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3606 states, 3605 states have (on average 1.3769764216366158) internal successors, (4964), 3605 states have internal predecessors, (4964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 4964 transitions. [2021-11-22 23:23:12,523 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 4964 transitions. Word has length 74 [2021-11-22 23:23:12,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:23:12,523 INFO L470 AbstractCegarLoop]: Abstraction has 3606 states and 4964 transitions. [2021-11-22 23:23:12,524 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:12,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 4964 transitions. [2021-11-22 23:23:12,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:23:12,528 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:23:12,529 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:23:12,549 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-22 23:23:12,743 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 23:23:12,743 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:23:12,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:12,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1854955541, now seen corresponding path program 1 times [2021-11-22 23:23:12,745 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:23:12,745 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [89898835] [2021-11-22 23:23:12,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:23:12,745 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:23:12,745 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 23:23:12,746 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:23:12,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-22 23:23:13,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:13,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 21 conjunts are in the unsatisfiable core [2021-11-22 23:23:13,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:23:13,658 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:13,658 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:23:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-22 23:23:14,242 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:23:14,242 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [89898835] [2021-11-22 23:23:14,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [89898835] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:23:14,242 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:23:14,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 16 [2021-11-22 23:23:14,243 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171837038] [2021-11-22 23:23:14,243 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:23:14,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-22 23:23:14,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:23:14,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-22 23:23:14,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2021-11-22 23:23:14,245 INFO L87 Difference]: Start difference. First operand 3606 states and 4964 transitions. Second operand has 16 states, 16 states have (on average 5.5625) internal successors, (89), 16 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:38,599 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:23:43,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 23:23:43,204 INFO L93 Difference]: Finished difference Result 19770 states and 27608 transitions. [2021-11-22 23:23:43,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:23:43,205 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.5625) internal successors, (89), 16 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-11-22 23:23:43,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-22 23:23:43,263 INFO L225 Difference]: With dead ends: 19770 [2021-11-22 23:23:43,264 INFO L226 Difference]: Without dead ends: 16193 [2021-11-22 23:23:43,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=193, Invalid=563, Unknown=0, NotChecked=0, Total=756 [2021-11-22 23:23:43,278 INFO L933 BasicCegarLoop]: 2973 mSDtfsCounter, 11476 mSDsluCounter, 28256 mSDsCounter, 0 mSdLazyCounter, 828 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11476 SdHoareTripleChecker+Valid, 31229 SdHoareTripleChecker+Invalid, 884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.1s IncrementalHoareTripleChecker+Time [2021-11-22 23:23:43,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11476 Valid, 31229 Invalid, 884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 828 Invalid, 0 Unknown, 0 Unchecked, 27.1s Time] [2021-11-22 23:23:43,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16193 states. [2021-11-22 23:23:43,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16193 to 3660. [2021-11-22 23:23:43,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3660 states, 3659 states have (on average 1.3664935774801859) internal successors, (5000), 3659 states have internal predecessors, (5000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3660 states to 3660 states and 5000 transitions. [2021-11-22 23:23:43,823 INFO L78 Accepts]: Start accepts. Automaton has 3660 states and 5000 transitions. Word has length 77 [2021-11-22 23:23:43,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-22 23:23:43,823 INFO L470 AbstractCegarLoop]: Abstraction has 3660 states and 5000 transitions. [2021-11-22 23:23:43,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.5625) internal successors, (89), 16 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 23:23:43,823 INFO L276 IsEmpty]: Start isEmpty. Operand 3660 states and 5000 transitions. [2021-11-22 23:23:43,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-22 23:23:43,830 INFO L506 BasicCegarLoop]: Found error trace [2021-11-22 23:23:43,830 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 23:23:43,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-22 23:23:44,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 23:23:44,044 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-22 23:23:44,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:23:44,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1161693020, now seen corresponding path program 1 times [2021-11-22 23:23:44,045 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:23:44,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1145687640] [2021-11-22 23:23:44,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:23:44,046 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:23:44,046 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-22 23:23:44,047 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:23:44,049 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-22 23:23:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:23:46,752 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 23:23:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 23:23:48,730 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-22 23:23:48,730 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-22 23:23:48,731 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-22 23:23:48,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-22 23:23:48,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-22 23:23:48,954 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-22 23:23:48,956 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-22 23:23:49,001 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,002 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,003 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,003 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,003 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,003 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,004 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,004 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,004 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,005 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,005 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,005 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,005 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,006 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,006 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,006 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,007 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,007 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,007 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,007 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,008 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,008 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,008 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,008 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,009 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,009 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,009 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,010 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,010 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,010 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,011 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,011 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,011 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,012 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,012 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,013 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,013 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,013 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,014 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,014 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,014 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,014 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,015 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,015 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,017 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,018 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,018 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,018 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,019 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,019 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,019 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,019 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,020 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,020 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,021 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,021 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,021 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,021 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,026 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,026 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,027 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,027 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,027 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,028 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,029 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,029 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,030 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,030 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,030 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,031 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,031 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,031 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,032 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,032 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,032 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,033 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,033 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,033 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,034 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,034 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,035 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,035 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,035 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,036 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,036 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,036 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,038 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,039 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,039 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,039 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,040 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,040 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,040 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,041 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:23:49 BoogieIcfgContainer [2021-11-22 23:23:49,186 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-22 23:23:49,187 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 23:23:49,187 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 23:23:49,187 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 23:23:49,188 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:23:06" (3/4) ... [2021-11-22 23:23:49,189 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-22 23:23:49,205 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,205 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,206 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,206 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,206 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,206 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,207 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,207 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,207 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,208 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,208 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,208 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,208 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,209 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,209 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,209 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,209 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,210 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,210 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,210 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,211 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,211 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,211 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,211 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,212 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,212 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,212 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,213 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,213 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,213 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,214 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,214 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,214 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,215 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,216 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,216 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,217 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,217 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,218 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,218 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,218 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,218 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,219 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,219 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,219 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,220 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,220 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,220 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,221 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,221 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,221 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,222 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,222 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,222 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,223 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,223 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,224 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,224 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,224 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,224 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,225 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,225 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,226 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,226 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,226 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,226 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,227 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,227 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,228 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,228 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,229 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,229 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,230 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,230 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,231 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,231 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,231 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,231 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,232 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,232 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,233 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,233 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,234 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,234 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,235 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,235 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,235 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,236 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,236 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,236 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,237 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,237 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,238 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,238 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-11-22 23:23:49,412 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-22 23:23:49,412 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 23:23:49,413 INFO L158 Benchmark]: Toolchain (without parser) took 61900.06ms. Allocated memory was 56.6MB in the beginning and 281.0MB in the end (delta: 224.4MB). Free memory was 27.5MB in the beginning and 147.8MB in the end (delta: -120.3MB). Peak memory consumption was 212.2MB. Max. memory is 16.1GB. [2021-11-22 23:23:49,413 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:23:49,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1714.21ms. Allocated memory was 56.6MB in the beginning and 117.4MB in the end (delta: 60.8MB). Free memory was 27.3MB in the beginning and 59.9MB in the end (delta: -32.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-22 23:23:49,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.71ms. Allocated memory is still 117.4MB. Free memory was 59.9MB in the beginning and 64.5MB in the end (delta: -4.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2021-11-22 23:23:49,414 INFO L158 Benchmark]: Boogie Preprocessor took 136.61ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 48.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-22 23:23:49,414 INFO L158 Benchmark]: RCFGBuilder took 17294.86ms. Allocated memory was 117.4MB in the beginning and 232.8MB in the end (delta: 115.3MB). Free memory was 48.8MB in the beginning and 109.5MB in the end (delta: -60.8MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2021-11-22 23:23:49,415 INFO L158 Benchmark]: TraceAbstraction took 42335.36ms. Allocated memory was 232.8MB in the beginning and 281.0MB in the end (delta: 48.2MB). Free memory was 109.5MB in the beginning and 86.2MB in the end (delta: 23.4MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2021-11-22 23:23:49,415 INFO L158 Benchmark]: Witness Printer took 225.33ms. Allocated memory is still 281.0MB. Free memory was 86.2MB in the beginning and 147.8MB in the end (delta: -61.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-22 23:23:49,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1714.21ms. Allocated memory was 56.6MB in the beginning and 117.4MB in the end (delta: 60.8MB). Free memory was 27.3MB in the beginning and 59.9MB in the end (delta: -32.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.71ms. Allocated memory is still 117.4MB. Free memory was 59.9MB in the beginning and 64.5MB in the end (delta: -4.6MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.61ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 48.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 17294.86ms. Allocated memory was 117.4MB in the beginning and 232.8MB in the end (delta: 115.3MB). Free memory was 48.8MB in the beginning and 109.5MB in the end (delta: -60.8MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. * TraceAbstraction took 42335.36ms. Allocated memory was 232.8MB in the beginning and 281.0MB in the end (delta: 48.2MB). Free memory was 109.5MB in the beginning and 86.2MB in the end (delta: 23.4MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. * Witness Printer took 225.33ms. Allocated memory is still 281.0MB. Free memory was 86.2MB in the beginning and 147.8MB in the end (delta: -61.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 5554]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L5577] int LDV_IN_INTERRUPT = 1; [L5578] struct sk_buff *proto_group1 ; [L5579] int ldv_state_variable_0 ; [L5580] int ldv_state_variable_3 ; [L5581] int ldv_timer_state_1 = 0; [L5582] int ldv_state_variable_2 ; [L5583] struct net_device *proto_group0 ; [L5584] int ref_cnt ; [L5585] int ldv_state_variable_1 ; [L5586] struct timer_list *ldv_timer_list_1 ; [L5964-L5966] static struct hdlc_proto proto = {0, 0, & cisco_start, & cisco_stop, 0, & cisco_ioctl, & cisco_type_trans, & cisco_rx, 0, & __this_module, 0}; [L5967] static struct header_ops const cisco_header_ops = {& cisco_hard_header, 0, 0, 0, 0}; [L6078] int ldv_retval_0 ; [L6374] Element set_impl[15] ; [L6375] int last_index = 0; [L6509] Set LDV_SKBS ; VAL [__this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L6142] struct ifreq *ldvarg0 ; [L6143] void *tmp ; [L6144] unsigned int ldvarg1 ; [L6145] unsigned int tmp___0 ; [L6146] unsigned short ldvarg4 ; [L6147] unsigned short tmp___1 ; [L6148] struct sk_buff *ldvarg3 ; [L6149] void *tmp___2 ; [L6150] struct net_device *ldvarg5 ; [L6151] void *tmp___3 ; [L6152] void *ldvarg2 ; [L6153] void *tmp___4 ; [L6154] void *ldvarg6 ; [L6155] void *tmp___5 ; [L6156] int tmp___6 ; [L6157] int tmp___7 ; [L6158] int tmp___8 ; [L6159] int tmp___9 ; [L6161] CALL, EXPR ldv_zalloc(40UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=40, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=40, tmp___0=2] [L6161] RET, EXPR ldv_zalloc(40UL) [L6161] tmp = ldv_zalloc(40UL) [L6162] ldvarg0 = (struct ifreq *)tmp [L6163] tmp___0 = __VERIFIER_nondet_uint() [L6164] ldvarg1 = tmp___0 [L6165] tmp___1 = __VERIFIER_nondet_ushort() [L6166] ldvarg4 = tmp___1 [L6167] CALL, EXPR ldv_zalloc(232UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=232, tmp___0=2] [L6167] RET, EXPR ldv_zalloc(232UL) [L6167] tmp___2 = ldv_zalloc(232UL) [L6168] ldvarg3 = (struct sk_buff *)tmp___2 [L6169] CALL, EXPR ldv_zalloc(3264UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=3264, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=3264, tmp___0=2] [L6169] RET, EXPR ldv_zalloc(3264UL) [L6169] tmp___3 = ldv_zalloc(3264UL) [L6170] ldvarg5 = (struct net_device *)tmp___3 [L6171] CALL, EXPR ldv_zalloc(1UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=1, tmp___0=2] [L6171] RET, EXPR ldv_zalloc(1UL) [L6171] tmp___4 = ldv_zalloc(1UL) [L6172] ldvarg2 = tmp___4 [L6173] CALL, EXPR ldv_zalloc(1UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=1, tmp___0=2] [L6173] RET, EXPR ldv_zalloc(1UL) [L6173] tmp___5 = ldv_zalloc(1UL) [L6174] ldvarg6 = tmp___5 [L6175] CALL ldv_initialize() [L6528] CALL ldv_set_init(LDV_SKBS) [L6380] set = set_impl [L6381] last_index = 0 VAL [__this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={18:0}, set_impl={18:0}] [L6528] RET ldv_set_init(LDV_SKBS) [L6175] RET ldv_initialize() [L6176] ldv_state_variable_1 = 1 [L6177] ref_cnt = 0 [L6178] ldv_state_variable_0 = 1 [L6179] ldv_state_variable_3 = 0 [L6180] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, cisco_header_ops={17:0}, 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, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}] [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: [L6190] case 1: VAL [__this_module={0:0}, cisco_header_ops={17:0}, 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, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1] [L6191] COND TRUE ldv_state_variable_0 != 0 [L6192] tmp___7 = __VERIFIER_nondet_int() [L6194] case 0: [L6202] case 1: VAL [__this_module={0:0}, cisco_header_ops={17:0}, 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, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1] [L6203] COND TRUE ldv_state_variable_0 == 1 [L6204] CALL, EXPR mod_init() [L6067] FCALL register_hdlc_protocol(& proto) [L6068] return (0); VAL [\result=0, __this_module={0:0}, cisco_header_ops={17:0}, 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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L6204] RET, EXPR mod_init() [L6204] ldv_retval_0 = mod_init() [L6205] COND TRUE ldv_retval_0 == 0 [L6206] ldv_state_variable_0 = 3 [L6207] ldv_state_variable_2 = 1 [L6208] ldv_state_variable_3 = 1 [L6209] CALL ldv_initialize_hdlc_proto_3() [L6101] void *tmp ; [L6102] void *tmp___0 ; [L6104] CALL, EXPR ldv_zalloc(232UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, last_index=0, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=232, tmp___0=2] [L6104] RET, EXPR ldv_zalloc(232UL) [L6104] tmp = ldv_zalloc(232UL) [L6105] proto_group1 = (struct sk_buff *)tmp [L6106] CALL, EXPR ldv_zalloc(3264UL) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND TRUE tmp___0 != 0 [L5525] return ((void *)0); VAL [\old(size)=3264, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, last_index=0, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=3264, tmp___0=2] [L6106] RET, EXPR ldv_zalloc(3264UL) [L6106] tmp___0 = ldv_zalloc(3264UL) [L6107] proto_group0 = (struct net_device *)tmp___0 VAL [__this_module={0:0}, cisco_header_ops={17:0}, last_index=0, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0={0:0}] [L6209] RET ldv_initialize_hdlc_proto_3() [L6212] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, cisco_header_ops={17:0}, last_index=0, 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=0, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1] [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: VAL [__this_module={0:0}, cisco_header_ops={17:0}, last_index=0, 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=0, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=0, tmp___7=1] [L6185] COND TRUE ldv_state_variable_1 != 0 [L6186] CALL choose_timer_1(ldv_timer_list_1) [L6114] LDV_IN_INTERRUPT = 2 [L6115] EXPR timer->data [L6115] EXPR timer->function [L6115] CALL (*(timer->function))(timer->data) [L5877] struct net_device *dev ; [L5878] hdlc_device *hdlc ; [L5879] struct hdlc_device *tmp ; [L5880] struct cisco_state *st ; [L5881] struct cisco_state *tmp___0 ; [L5882] __u32 tmp___1 ; [L5883] __u32 tmp___2 ; [L5885] dev = (struct net_device *)arg [L5886] CALL, EXPR dev_to_hdlc(dev) [L5638] void *tmp ; [L5640] CALL, EXPR netdev_priv((struct net_device const *)dev) [L5595] return ((void *)dev + 3264U); VAL [\result={0:3264}, __this_module={0:0}, cisco_header_ops={17:0}, dev={0:0}, dev={0:0}, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L5640] RET, EXPR netdev_priv((struct net_device const *)dev) [L5640] tmp = netdev_priv((struct net_device const *)dev) [L5641] return ((struct hdlc_device *)tmp); VAL [\result={0:3264}, __this_module={0:0}, cisco_header_ops={17:0}, dev={0:0}, dev={0:0}, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:3264}] [L5886] RET, EXPR dev_to_hdlc(dev) [L5886] tmp = dev_to_hdlc(dev) [L5887] hdlc = tmp [L5888] CALL, EXPR state(hdlc) [L5670] EXPR hdlc->state [L5670] return ((struct cisco_state *)hdlc->state); [L5888] RET, EXPR state(hdlc) [L5888] tmp___0 = state(hdlc) [L5889] st = tmp___0 [L5890] CALL spin_lock(& st->lock) [L5263] FCALL _raw_spin_lock(& lock->ldv_6338.rlock) [L5890] RET spin_lock(& st->lock) [L5891] EXPR st->up [L5891] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L [L5891] EXPR st->last_poll [L5891] EXPR st->settings.timeout [L5891] st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L VAL [\old(arg)=0, __this_module={0:0}, arg=0, cisco_header_ops={17:0}, dev={0:0}, hdlc={0:3264}, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, st={0:2097152}, st->last_poll=0, st->settings.timeout=0, st->up=2, st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L=0, tmp={0:3264}, tmp___0={0:2097152}] [L5891] COND FALSE !(st->up != 0 && (long )((st->last_poll + (unsigned long )(st->settings.timeout * 250U)) - (unsigned long )jiffies) < 0L) [L5897] EXPR st->rxseq [L5897] CALL, EXPR __fswab32(st->rxseq) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=0, \result=0, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=0] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=0, \result=0, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=0, val=0] [L5897] RET, EXPR __fswab32(st->rxseq) [L5897] tmp___1 = __fswab32(st->rxseq) [L5898] EXPR st->txseq [L5898] st->txseq = st->txseq + 1U [L5899] EXPR st->txseq [L5899] CALL, EXPR __fswab32(st->txseq) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=0, \result=0, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=0] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=0, \result=0, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=0, val=0] [L5899] RET, EXPR __fswab32(st->txseq) [L5899] tmp___2 = __fswab32(st->txseq) [L5900] CALL cisco_keepalive_send(dev, 2U, tmp___2, tmp___1) [L5695] struct sk_buff *skb ; [L5696] struct cisco_packet *data ; [L5697] __u32 tmp ; [L5698] __u32 tmp___0 ; [L5700] CALL, EXPR ldv_dev_alloc_skb_12(22U) [L6356] struct sk_buff *tmp ; [L6358] CALL, EXPR ldv_skb_alloc() [L6512] void *skb ; [L6513] void *tmp___7 ; [L6515] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) [L5519] void *p ; [L5520] void *tmp ; [L5521] int tmp___0 ; [L5523] tmp___0 = __VERIFIER_nondet_int() [L5524] COND FALSE !(tmp___0 != 0) [L5527] EXPR, FCALL calloc(1UL, size) [L5527] tmp = calloc(1UL, size) [L5528] p = tmp [L5529] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L5498] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={0:0}, cisco_header_ops={17:0}, cond=1, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] [L5529] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) [L5530] return (p); VAL [\old(size)=248, \result={30:0}, __this_module={0:0}, calloc(1UL, size)={30:0}, cisco_header_ops={17:0}, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, p={30:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=248, tmp={30:0}, tmp___0=0] [L6515] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) [L6515] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6516] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, skb={30:0}, tmp___7={30:0}] [L6517] COND FALSE !(! skb) [L6520] CALL ldv_set_add(LDV_SKBS, skb) [L6388] int i ; [L6390] i = 0 VAL [__this_module={0:0}, cisco_header_ops={17:0}, e={30:0}, e={30:0}, i=0, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6391] COND TRUE 1 VAL [__this_module={0:0}, cisco_header_ops={17:0}, e={30:0}, e={30:0}, i=0, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6392] COND FALSE !(i < last_index) VAL [__this_module={0:0}, cisco_header_ops={17:0}, e={30:0}, e={30:0}, i=0, jiffies=0, last_index=0, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6402] COND TRUE last_index < 15 [L6403] set_impl[last_index] = e [L6404] last_index = last_index + 1 VAL [__this_module={0:0}, cisco_header_ops={17:0}, e={30:0}, e={30:0}, i=0, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6520] RET ldv_set_add(LDV_SKBS, skb) [L6521] return (skb); VAL [\result={30:0}, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, skb={30:0}, tmp___7={30:0}] [L6358] RET, EXPR ldv_skb_alloc() [L6358] tmp = ldv_skb_alloc() [L6359] return (tmp); VAL [\old(length)=22, \result={30:0}, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, length=22, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={30:0}] [L5700] RET, EXPR ldv_dev_alloc_skb_12(22U) [L5700] skb = ldv_dev_alloc_skb_12(22U) [L5701] COND FALSE !((unsigned long )skb == (unsigned long )((struct sk_buff *)0)) [L5706] CALL skb_reserve(skb, 4) [L5475] EXPR skb->data [L5475] skb->data = skb->data + (unsigned long )len [L5476] EXPR skb->tail [L5476] skb->tail = skb->tail + (sk_buff_data_t )len [L5706] RET skb_reserve(skb, 4) [L5707] CALL cisco_hard_header(skb, dev, 32821, (void const *)0, (void const *)0, 0U) [L5676] struct hdlc_header *data ; [L5677] __u16 tmp ; [L5679] CALL skb_push(skb, 4U) [L6687] CALL, EXPR ldv_malloc(sizeof(unsigned char)) [L5502] void *p ; [L5503] void *tmp ; [L5504] int tmp___0 ; [L5506] tmp___0 = __VERIFIER_nondet_int() [L5507] COND TRUE tmp___0 != 0 [L5508] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, size=1, tmp___0=2] [L6687] RET, EXPR ldv_malloc(sizeof(unsigned char)) [L6687] return ldv_malloc(sizeof(unsigned char)); [L5679] RET skb_push(skb, 4U) [L5680] EXPR skb->data [L5680] data = (struct hdlc_header *)skb->data [L5681] COND TRUE (unsigned int )type == 32821U [L5682] data->address = 143U VAL [\old(len)=0, \old(type)=32821, __this_module={0:0}, cisco_header_ops={17:0}, daddr={0:0}, daddr={0:0}, data={0:0}, dev={0:0}, dev={0:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, len=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, saddr={0:0}, saddr={0:0}, set_impl={18:0}, skb={30:0}, skb={30:0}, type=32821] [L5686] data->control = 0U [L5687] CALL, EXPR __fswab16((int )type) [L5123] return ((__u16 )((int )((short )((int )val << 8)) | (int )((short )((int )val >> 8)))); VAL [\old(val)=32821, \result=13696, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=32821] [L5687] RET, EXPR __fswab16((int )type) [L5687] tmp = __fswab16((int )type) [L5688] data->protocol = tmp [L5689] return (4); VAL [\old(len)=0, \old(type)=32821, \result=4, __this_module={0:0}, cisco_header_ops={17:0}, daddr={0:0}, daddr={0:0}, data={0:0}, dev={0:0}, dev={0:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, len=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, saddr={0:0}, saddr={0:0}, set_impl={18:0}, skb={30:0}, skb={30:0}, tmp=13696, type=32821] [L5707] RET cisco_hard_header(skb, dev, 32821, (void const *)0, (void const *)0, 0U) [L5708] EXPR skb->data [L5708] data = (struct cisco_packet *)skb->data + 4U [L5709] CALL, EXPR __fswab32(type) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=2, \result=2, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=2] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=2, \result=2, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=2, val=2] [L5709] RET, EXPR __fswab32(type) [L5709] tmp = __fswab32(type) [L5710] data->type = tmp [L5711] data->par1 = par1 [L5712] data->par2 = par2 [L5713] data->rel = 65535U [L5714] CALL, EXPR __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5128] __u32 tmp ; [L5130] CALL, EXPR __arch_swab32(val) [L5117] return (val); VAL [\old(val)=300000, \result=300000, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, val=300000] [L5130] RET, EXPR __arch_swab32(val) [L5130] tmp = __arch_swab32(val) [L5131] return (tmp); VAL [\old(val)=300000, \result=300000, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp=300000, val=300000] [L5714] RET, EXPR __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5714] tmp___0 = __fswab32(((__u32 )jiffies + 75000U) * 4U) [L5715] data->time = tmp___0 [L5716] CALL skb_put(skb, 18U) [L6690] EXPR arg0->data [L6690] EXPR arg0->tail [L6690] unsigned char *ret_val = arg0->data + arg0->tail; [L6691] EXPR arg0->tail [L6691] arg0->tail += arg1 [L6692] return ret_val; VAL [\old(arg1)=18, \result={0:4}, __this_module={0:0}, arg0={30:0}, arg0={30:0}, arg1=18, cisco_header_ops={17:0}, jiffies=0, last_index=1, LDV_IN_INTERRUPT=2, 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=0, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, ret_val={0:4}, set_impl={18:0}] [L5716] RET skb_put(skb, 18U) [L5717] skb->priority = 7U [L5718] skb->dev = dev [L5719] CALL skb_reset_network_header(skb) [L5483] EXPR skb->data [L5483] EXPR skb->head [L5483] skb->network_header = (int )((__u16 )((long )skb->data)) - (int )((__u16 )((long )skb->head)) [L5719] RET skb_reset_network_header(skb) [L5720] CALL dev_queue_xmit(skb) [L6643] return __VERIFIER_nondet_int(); [L5720] RET dev_queue_xmit(skb) [L5900] RET cisco_keepalive_send(dev, 2U, tmp___2, tmp___1) [L5901] CALL spin_unlock(& st->lock) [L5270] FCALL _raw_spin_unlock(& lock->ldv_6338.rlock) [L5901] RET spin_unlock(& st->lock) [L5902] EXPR st->settings.interval [L5902] st->timer.expires = (unsigned long )(st->settings.interval * 250U) + (unsigned long )jiffies [L5903] st->timer.function = & cisco_timer [L5904] st->timer.data = arg [L5905] FCALL add_timer(& st->timer) [L6115] RET (*(timer->function))(timer->data) [L6116] LDV_IN_INTERRUPT = 1 [L6117] ldv_timer_state_1 = 2 VAL [__this_module={0:0}, cisco_header_ops={17:0}, jiffies=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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, timer={0:0}, timer={0:0}] [L6186] RET choose_timer_1(ldv_timer_list_1) [L6182] tmp___6 = __VERIFIER_nondet_int() [L6184] case 0: [L6190] case 1: VAL [__this_module={0:0}, cisco_header_ops={17:0}, jiffies=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, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=1] [L6191] COND TRUE ldv_state_variable_0 != 0 [L6192] tmp___7 = __VERIFIER_nondet_int() [L6194] case 0: VAL [__this_module={0:0}, cisco_header_ops={17:0}, jiffies=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, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0] [L6195] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6196] CALL mod_exit() [L6074] FCALL unregister_hdlc_protocol(& proto) [L6196] RET mod_exit() [L6197] ldv_state_variable_0 = 2 VAL [__this_module={0:0}, cisco_header_ops={17:0}, jiffies=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, ldvarg0={0:0}, ldvarg1=5, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=5, ldvarg5={0:0}, ldvarg6={0:0}, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}, tmp={0:0}, tmp___0=5, tmp___1=5, tmp___2={0:0}, tmp___3={0:0}, tmp___4={0:0}, tmp___5={0:0}, tmp___6=1, tmp___7=0] [L6315] CALL ldv_check_final_state() [L6579] int tmp___7 ; [L6581] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L6470] return (last_index == 0); VAL [\result=0, __this_module={0:0}, cisco_header_ops={17:0}, jiffies=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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set={0:0}, set={0:0}, set_impl={18:0}] [L6581] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L6581] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6582] COND FALSE !(\read(tmp___7)) [L6584] CALL ldv_error() [L5554] reach_error() VAL [__this_module={0:0}, cisco_header_ops={17:0}, jiffies=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, proto={16:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={18:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 644 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.0s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 30.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 18014 SdHoareTripleChecker+Valid, 27.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 18014 mSDsluCounter, 45353 SdHoareTripleChecker+Invalid, 26.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 37397 mSDsCounter, 88 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 985 IncrementalHoareTripleChecker+Invalid, 1073 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 88 mSolverCounterUnsat, 7956 mSDtfsCounter, 985 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 508 GetRequests, 467 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3660occurred in iteration=5, InterpolantAutomatonStates: 34, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 21590 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 340 NumberOfCodeBlocks, 340 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 486 ConstructedInterpolants, 0 QuantifiedInterpolants, 810 SizeOfPredicates, 27 NumberOfNonLiveVariables, 1560 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 46/46 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-11-22 23:23:49,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE