./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5f08f0f0 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-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 975b7d8ad73458d5893aafa7ed67293cf3171b9f644ae93efe681a76efd9edec --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-05 21:07:09,090 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 21:07:09,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 21:07:09,133 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 21:07:09,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 21:07:09,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 21:07:09,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 21:07:09,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 21:07:09,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 21:07:09,150 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 21:07:09,151 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 21:07:09,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 21:07:09,156 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 21:07:09,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 21:07:09,160 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 21:07:09,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 21:07:09,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 21:07:09,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 21:07:09,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 21:07:09,173 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 21:07:09,174 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 21:07:09,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 21:07:09,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 21:07:09,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 21:07:09,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 21:07:09,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 21:07:09,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 21:07:09,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 21:07:09,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 21:07:09,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 21:07:09,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 21:07:09,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 21:07:09,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 21:07:09,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 21:07:09,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 21:07:09,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 21:07:09,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 21:07:09,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 21:07:09,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 21:07:09,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 21:07:09,195 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 21:07:09,199 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-05 21:07:09,256 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 21:07:09,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 21:07:09,257 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 21:07:09,258 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 21:07:09,259 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 21:07:09,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 21:07:09,260 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 21:07:09,260 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 21:07:09,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-05 21:07:09,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 21:07:09,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 21:07:09,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 21:07:09,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 21:07:09,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 21:07:09,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 21:07:09,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 21:07:09,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 21:07:09,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 21:07:09,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 21:07:09,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 21:07:09,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 21:07:09,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 21:07:09,264 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 21:07:09,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-05 21:07:09,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-05 21:07:09,264 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 21:07:09,264 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 21:07:09,265 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 21:07:09,265 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 21:07:09,265 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 975b7d8ad73458d5893aafa7ed67293cf3171b9f644ae93efe681a76efd9edec [2021-11-05 21:07:09,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 21:07:09,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 21:07:09,566 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 21:07:09,567 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 21:07:09,567 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 21:07:09,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i [2021-11-05 21:07:09,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b984dc7f/968b3fc9eefe4e48af6a3b55022b4d12/FLAGf19327bef [2021-11-05 21:07:10,898 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 21:07:10,899 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i [2021-11-05 21:07:11,027 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b984dc7f/968b3fc9eefe4e48af6a3b55022b4d12/FLAGf19327bef [2021-11-05 21:07:11,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b984dc7f/968b3fc9eefe4e48af6a3b55022b4d12 [2021-11-05 21:07:11,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 21:07:11,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 21:07:11,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 21:07:11,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 21:07:11,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 21:07:11,458 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 09:07:11" (1/1) ... [2021-11-05 21:07:11,459 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c7dbdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:11, skipping insertion in model container [2021-11-05 21:07:11,459 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 09:07:11" (1/1) ... [2021-11-05 21:07:11,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 21:07:11,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 21:07:23,205 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[982727,982740] [2021-11-05 21:07:23,208 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[982874,982887] [2021-11-05 21:07:23,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[983013,983026] [2021-11-05 21:07:23,209 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[983171,983184] [2021-11-05 21:07:23,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 21:07:23,554 INFO L203 MainTranslator]: Completed pre-run [2021-11-05 21:07:24,460 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[982727,982740] [2021-11-05 21:07:24,462 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[982874,982887] [2021-11-05 21:07:24,462 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[983013,983026] [2021-11-05 21:07:24,463 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-ipw2x00-ipw2200.cil.i[983171,983184] [2021-11-05 21:07:24,472 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-05 21:07:25,007 INFO L208 MainTranslator]: Completed translation [2021-11-05 21:07:25,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25 WrapperNode [2021-11-05 21:07:25,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 21:07:25,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-05 21:07:25,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-05 21:07:25,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-05 21:07:25,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:25,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:28,237 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-05 21:07:28,238 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-05 21:07:28,238 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-05 21:07:28,238 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-05 21:07:28,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:28,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:28,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:28,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:29,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:30,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:30,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:30,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-05 21:07:30,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-05 21:07:30,985 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-05 21:07:30,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-05 21:07:30,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 09:07:25" (1/1) ... [2021-11-05 21:07:30,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 21:07:31,002 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-05 21:07:31,020 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) [2021-11-05 21:07:31,044 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 [2021-11-05 21:07:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-05 21:07:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-05 21:07:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-05 21:07:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-05 21:07:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-05 21:07:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-05 21:07:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-05 21:07:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-05 21:07:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-05 21:07:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-05 21:07:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-05 21:07:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-05 21:07:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-05 21:07:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-05 21:07:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-05 21:07:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-05 21:07:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-05 21:07:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int Killed by 15