./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6064bec91f23718604e09fb8ac9ba398fcc8a15d ............................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6064bec91f23718604e09fb8ac9ba398fcc8a15d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 07:43:13,787 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:43:13,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:43:13,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:43:13,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:43:13,808 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:43:13,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:43:13,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:43:13,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:43:13,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:43:13,830 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:43:13,831 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:43:13,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:43:13,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:43:13,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:43:13,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:43:13,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:43:13,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:43:13,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:43:13,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:43:13,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:43:13,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:43:13,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:43:13,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:43:13,859 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:43:13,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:43:13,860 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:43:13,861 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:43:13,862 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:43:13,863 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:43:13,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:43:13,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:43:13,864 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:43:13,865 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:43:13,866 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:43:13,866 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:43:13,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:43:13,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:43:13,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:43:13,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:43:13,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:43:13,870 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-11-20 07:43:13,898 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:43:13,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:43:13,910 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 07:43:13,911 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 07:43:13,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:43:13,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:43:13,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:43:13,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:43:13,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:43:13,913 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:43:13,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:43:13,913 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:43:13,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:43:13,914 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:43:13,914 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:43:13,914 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 07:43:13,914 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 07:43:13,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:43:13,915 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:43:13,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:43:13,916 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:43:13,916 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:43:13,916 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:43:13,916 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 07:43:13,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:43:13,917 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:43:13,917 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 07:43:13,917 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 6064bec91f23718604e09fb8ac9ba398fcc8a15d [2019-11-20 07:43:14,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:43:14,123 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:43:14,128 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:43:14,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:43:14,130 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:43:14,131 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-20 07:43:14,194 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/3354103a7/1141fad174bd4276bb57322eb5606a6e/FLAGfd8f2f54f [2019-11-20 07:43:15,112 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:43:15,113 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-20 07:43:15,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/3354103a7/1141fad174bd4276bb57322eb5606a6e/FLAGfd8f2f54f [2019-11-20 07:43:15,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/3354103a7/1141fad174bd4276bb57322eb5606a6e [2019-11-20 07:43:15,515 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:43:15,517 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:43:15,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:43:15,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:43:15,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:43:15,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:15" (1/1) ... [2019-11-20 07:43:15,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2caa7646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:15, skipping insertion in model container [2019-11-20 07:43:15,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:15" (1/1) ... [2019-11-20 07:43:15,533 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:43:15,655 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:43:18,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:43:18,205 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:43:18,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:43:19,467 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:43:19,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19 WrapperNode [2019-11-20 07:43:19,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:43:19,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:43:19,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:43:19,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:43:19,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,571 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,727 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:43:19,728 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:43:19,728 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:43:19,728 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:43:19,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:19,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... [2019-11-20 07:43:20,009 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:43:20,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:43:20,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:43:20,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:43:20,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:43:20,097 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2019-11-20 07:43:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2019-11-20 07:43:20,098 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-20 07:43:20,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-20 07:43:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-11-20 07:43:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-11-20 07:43:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2019-11-20 07:43:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2019-11-20 07:43:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-11-20 07:43:20,100 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2019-11-20 07:43:20,101 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2019-11-20 07:43:20,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-20 07:43:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-11-20 07:43:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-11-20 07:43:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 07:43:20,102 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-20 07:43:20,102 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-20 07:43:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-11-20 07:43:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-11-20 07:43:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-11-20 07:43:20,103 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-11-20 07:43:20,103 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2019-11-20 07:43:20,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2019-11-20 07:43:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2019-11-20 07:43:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2019-11-20 07:43:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2019-11-20 07:43:20,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2019-11-20 07:43:20,105 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-11-20 07:43:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-11-20 07:43:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-11-20 07:43:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-11-20 07:43:20,106 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-11-20 07:43:20,106 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-11-20 07:43:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2019-11-20 07:43:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2019-11-20 07:43:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-20 07:43:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-20 07:43:20,107 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2019-11-20 07:43:20,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2019-11-20 07:43:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2019-11-20 07:43:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2019-11-20 07:43:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-20 07:43:20,108 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-20 07:43:20,108 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-11-20 07:43:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-11-20 07:43:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2019-11-20 07:43:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2019-11-20 07:43:20,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-11-20 07:43:20,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-11-20 07:43:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-11-20 07:43:20,110 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-11-20 07:43:20,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-20 07:43:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-20 07:43:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2019-11-20 07:43:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2019-11-20 07:43:20,111 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-20 07:43:20,111 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-20 07:43:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2019-11-20 07:43:20,112 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2019-11-20 07:43:20,112 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2019-11-20 07:43:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2019-11-20 07:43:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2019-11-20 07:43:20,113 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2019-11-20 07:43:20,113 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2019-11-20 07:43:20,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2019-11-20 07:43:20,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:43:20,114 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-20 07:43:20,115 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-20 07:43:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-11-20 07:43:20,116 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-11-20 07:43:20,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 07:43:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-11-20 07:43:20,117 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-11-20 07:43:20,117 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-11-20 07:43:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-11-20 07:43:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-11-20 07:43:20,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-11-20 07:43:20,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 07:43:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 07:43:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2019-11-20 07:43:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2019-11-20 07:43:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-11-20 07:43:20,119 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-11-20 07:43:20,119 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-11-20 07:43:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-11-20 07:43:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-20 07:43:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-20 07:43:20,120 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-11-20 07:43:20,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-11-20 07:43:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2019-11-20 07:43:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2019-11-20 07:43:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2019-11-20 07:43:20,121 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2019-11-20 07:43:20,121 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-11-20 07:43:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-11-20 07:43:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-11-20 07:43:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-11-20 07:43:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-11-20 07:43:20,122 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-11-20 07:43:20,122 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2019-11-20 07:43:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2019-11-20 07:43:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2019-11-20 07:43:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2019-11-20 07:43:20,123 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-20 07:43:20,123 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-20 07:43:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-11-20 07:43:20,124 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-11-20 07:43:20,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-20 07:43:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-11-20 07:43:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-11-20 07:43:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2019-11-20 07:43:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2019-11-20 07:43:20,125 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-20 07:43:20,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-20 07:43:20,126 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2019-11-20 07:43:20,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2019-11-20 07:43:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-20 07:43:20,127 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2019-11-20 07:43:20,127 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2019-11-20 07:43:20,128 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-11-20 07:43:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-11-20 07:43:20,132 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-11-20 07:43:20,132 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-11-20 07:43:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 07:43:20,133 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-11-20 07:43:20,133 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-11-20 07:43:20,134 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-11-20 07:43:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-11-20 07:43:20,137 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2019-11-20 07:43:20,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2019-11-20 07:43:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-11-20 07:43:20,138 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-11-20 07:43:20,138 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2019-11-20 07:43:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2019-11-20 07:43:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2019-11-20 07:43:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2019-11-20 07:43:20,139 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2019-11-20 07:43:20,139 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2019-11-20 07:43:20,140 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-20 07:43:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-20 07:43:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2019-11-20 07:43:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2019-11-20 07:43:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-11-20 07:43:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-11-20 07:43:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 07:43:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-11-20 07:43:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-11-20 07:43:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-11-20 07:43:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-11-20 07:43:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-11-20 07:43:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-11-20 07:43:20,148 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2019-11-20 07:43:20,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2019-11-20 07:43:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2019-11-20 07:43:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2019-11-20 07:43:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-11-20 07:43:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-11-20 07:43:20,149 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-20 07:43:20,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-20 07:43:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-11-20 07:43:20,150 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-11-20 07:43:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 07:43:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-20 07:43:20,150 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2019-11-20 07:43:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2019-11-20 07:43:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 07:43:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 07:43:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-11-20 07:43:20,151 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-11-20 07:43:20,151 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-11-20 07:43:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-11-20 07:43:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-11-20 07:43:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-11-20 07:43:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-20 07:43:20,152 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-20 07:43:20,152 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2019-11-20 07:43:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2019-11-20 07:43:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-11-20 07:43:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-11-20 07:43:20,153 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-11-20 07:43:20,153 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-11-20 07:43:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-11-20 07:43:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-11-20 07:43:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-11-20 07:43:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-11-20 07:43:20,154 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-20 07:43:20,154 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-20 07:43:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2019-11-20 07:43:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2019-11-20 07:43:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-20 07:43:20,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-20 07:43:20,155 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2019-11-20 07:43:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2019-11-20 07:43:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2019-11-20 07:43:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2019-11-20 07:43:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2019-11-20 07:43:20,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2019-11-20 07:43:20,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 07:43:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2019-11-20 07:43:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2019-11-20 07:43:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-20 07:43:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-20 07:43:20,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:43:20,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:43:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-11-20 07:43:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-11-20 07:43:20,158 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-20 07:43:20,158 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-20 07:43:22,054 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-11-20 07:43:22,054 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-11-20 07:43:23,210 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:43:23,216 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:43:23,221 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:43:24,241 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2019-11-20 07:43:24,241 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2019-11-20 07:43:24,241 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2019-11-20 07:43:24,241 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2019-11-20 07:43:24,241 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##207: assume !false; [2019-11-20 07:43:24,241 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume !false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##212: assume false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2019-11-20 07:43:24,242 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-11-20 07:43:24,243 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-11-20 07:43:24,244 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-11-20 07:43:24,245 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume false; [2019-11-20 07:43:24,245 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume !false; [2019-11-20 07:43:24,518 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:43:24,526 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:43:41,881 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517-1: ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset := ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset;havoc ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset;ppp_read_~__ptr___3~0.base, ppp_read_~__ptr___3~0.offset := ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset; [2019-11-20 07:43:41,881 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517: SUMMARY for call ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset := get_current(); srcloc: null [2019-11-20 07:43:41,882 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2019-11-20 07:43:41,882 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2019-11-20 07:43:41,882 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2019-11-20 07:43:41,882 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2019-11-20 07:43:41,882 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6435-1: ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset := ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset;havoc ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset;ppp_read_~__ptr~0.base, ppp_read_~__ptr~0.offset := ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset; [2019-11-20 07:43:41,882 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6435: SUMMARY for call ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset := get_current(); srcloc: null [2019-11-20 07:43:41,882 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2019-11-20 07:43:41,883 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2019-11-20 07:43:41,883 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2019-11-20 07:43:41,883 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2019-11-20 07:43:41,940 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 07:43:41,946 INFO L168 Benchmark]: Toolchain (without parser) took 26427.86 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 934.0 MB in the beginning and 1.4 GB in the end (delta: -423.5 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2019-11-20 07:43:41,946 INFO L168 Benchmark]: CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:43:41,947 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3950.59 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 264.2 MB). Free memory was 934.0 MB in the beginning and 1.2 GB in the end (delta: -262.5 MB). Peak memory consumption was 306.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:43:41,949 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.90 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-20 07:43:41,950 INFO L168 Benchmark]: Boogie Preprocessor took 281.41 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2019-11-20 07:43:41,950 INFO L168 Benchmark]: RCFGBuilder took 21933.58 ms. Allocated memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -221.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2019-11-20 07:43:41,960 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3950.59 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 264.2 MB). Free memory was 934.0 MB in the beginning and 1.2 GB in the end (delta: -262.5 MB). Peak memory consumption was 306.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 258.90 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 281.41 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 21933.58 ms. Allocated memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: -221.9 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 07:43:44,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:43:44,091 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:43:44,108 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:43:44,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:43:44,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:43:44,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:43:44,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:43:44,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:43:44,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:43:44,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:43:44,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:43:44,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:43:44,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:43:44,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:43:44,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:43:44,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:43:44,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:43:44,129 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:43:44,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:43:44,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:43:44,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:43:44,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:43:44,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:43:44,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:43:44,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:43:44,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:43:44,145 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:43:44,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:43:44,147 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:43:44,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:43:44,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:43:44,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:43:44,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:43:44,153 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:43:44,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:43:44,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:43:44,156 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:43:44,156 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:43:44,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:43:44,160 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:43:44,161 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2019-11-20 07:43:44,181 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:43:44,181 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:43:44,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 07:43:44,182 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 07:43:44,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:43:44,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:43:44,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:43:44,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:43:44,184 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:43:44,184 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:43:44,185 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:43:44,185 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 07:43:44,185 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 07:43:44,185 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:43:44,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:43:44,186 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:43:44,186 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 07:43:44,187 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 07:43:44,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:43:44,187 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:43:44,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:43:44,188 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:43:44,188 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:43:44,188 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:43:44,188 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 07:43:44,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 07:43:44,189 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:43:44,189 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 07:43:44,189 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 07:43:44,190 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-20 07:43:44,190 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> 6064bec91f23718604e09fb8ac9ba398fcc8a15d [2019-11-20 07:43:44,545 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:43:44,562 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:43:44,565 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:43:44,567 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:43:44,568 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:43:44,569 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-20 07:43:44,632 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/2b1f68643/ce4590e3bd3848d3b484e467dd7897a8/FLAGcdd0926c8 [2019-11-20 07:43:45,524 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:43:45,525 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-11-20 07:43:45,577 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/2b1f68643/ce4590e3bd3848d3b484e467dd7897a8/FLAGcdd0926c8 [2019-11-20 07:43:45,991 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/data/2b1f68643/ce4590e3bd3848d3b484e467dd7897a8 [2019-11-20 07:43:45,994 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:43:45,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:43:45,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:43:45,996 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:43:46,001 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:43:46,002 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:45" (1/1) ... [2019-11-20 07:43:46,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e80311e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:46, skipping insertion in model container [2019-11-20 07:43:46,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:43:45" (1/1) ... [2019-11-20 07:43:46,012 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:43:46,174 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:43:48,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:43:48,824 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:43:49,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:43:50,071 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:43:50,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50 WrapperNode [2019-11-20 07:43:50,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:43:50,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:43:50,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:43:50,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:43:50,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:43:50,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:43:50,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:43:50,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:43:50,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,423 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,424 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,545 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... [2019-11-20 07:43:50,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:43:50,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:43:50,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:43:50,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:43:50,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:43:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7a851f2a-4a63-4194-b024-c1640e8bfea2/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 07:43:50,693 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2019-11-20 07:43:50,694 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2019-11-20 07:43:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-11-20 07:43:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-20 07:43:50,694 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-11-20 07:43:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-11-20 07:43:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2019-11-20 07:43:50,695 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2019-11-20 07:43:50,695 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-11-20 07:43:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2019-11-20 07:43:50,696 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2019-11-20 07:43:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 07:43:50,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-20 07:43:50,700 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-11-20 07:43:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-11-20 07:43:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-11-20 07:43:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-20 07:43:50,701 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-20 07:43:50,701 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-20 07:43:50,702 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-11-20 07:43:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-11-20 07:43:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-11-20 07:43:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-11-20 07:43:50,703 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2019-11-20 07:43:50,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2019-11-20 07:43:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2019-11-20 07:43:50,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2019-11-20 07:43:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2019-11-20 07:43:50,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2019-11-20 07:43:50,704 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-11-20 07:43:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-11-20 07:43:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-11-20 07:43:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-11-20 07:43:50,705 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-11-20 07:43:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-11-20 07:43:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2019-11-20 07:43:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2019-11-20 07:43:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-20 07:43:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-20 07:43:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2019-11-20 07:43:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2019-11-20 07:43:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2019-11-20 07:43:50,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2019-11-20 07:43:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2019-11-20 07:43:50,708 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2019-11-20 07:43:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-20 07:43:50,708 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-20 07:43:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-11-20 07:43:50,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-11-20 07:43:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2019-11-20 07:43:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2019-11-20 07:43:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-11-20 07:43:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-11-20 07:43:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-11-20 07:43:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-11-20 07:43:50,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-20 07:43:50,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-20 07:43:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2019-11-20 07:43:50,710 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2019-11-20 07:43:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-20 07:43:50,710 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-20 07:43:50,710 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2019-11-20 07:43:50,710 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2019-11-20 07:43:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2019-11-20 07:43:50,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2019-11-20 07:43:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2019-11-20 07:43:50,711 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2019-11-20 07:43:50,711 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2019-11-20 07:43:50,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2019-11-20 07:43:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 07:43:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-20 07:43:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-20 07:43:50,712 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-11-20 07:43:50,712 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-11-20 07:43:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 07:43:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-11-20 07:43:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-11-20 07:43:50,713 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-11-20 07:43:50,713 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-11-20 07:43:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-11-20 07:43:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-11-20 07:43:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-11-20 07:43:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-11-20 07:43:50,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-11-20 07:43:50,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 07:43:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 07:43:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 07:43:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2019-11-20 07:43:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2019-11-20 07:43:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-11-20 07:43:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-11-20 07:43:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-20 07:43:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-20 07:43:50,716 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-11-20 07:43:50,716 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-11-20 07:43:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-11-20 07:43:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-20 07:43:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-20 07:43:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-11-20 07:43:50,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-11-20 07:43:50,717 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2019-11-20 07:43:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2019-11-20 07:43:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2019-11-20 07:43:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2019-11-20 07:43:50,718 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-11-20 07:43:50,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-11-20 07:43:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-11-20 07:43:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-11-20 07:43:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-11-20 07:43:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-11-20 07:43:50,719 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2019-11-20 07:43:50,719 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2019-11-20 07:43:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2019-11-20 07:43:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2019-11-20 07:43:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-11-20 07:43:50,720 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-11-20 07:43:50,720 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-11-20 07:43:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-11-20 07:43:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-11-20 07:43:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-11-20 07:43:50,721 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2019-11-20 07:43:50,721 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2019-11-20 07:43:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-20 07:43:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-20 07:43:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2019-11-20 07:43:50,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2019-11-20 07:43:50,722 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2019-11-20 07:43:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2019-11-20 07:43:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-11-20 07:43:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-11-20 07:43:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-11-20 07:43:50,723 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-11-20 07:43:50,723 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-11-20 07:43:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-11-20 07:43:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-11-20 07:43:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-11-20 07:43:50,724 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2019-11-20 07:43:50,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2019-11-20 07:43:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-11-20 07:43:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-11-20 07:43:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2019-11-20 07:43:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2019-11-20 07:43:50,725 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2019-11-20 07:43:50,725 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2019-11-20 07:43:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2019-11-20 07:43:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2019-11-20 07:43:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-20 07:43:50,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-20 07:43:50,726 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2019-11-20 07:43:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2019-11-20 07:43:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-11-20 07:43:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-11-20 07:43:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-11-20 07:43:50,727 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-11-20 07:43:50,727 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-11-20 07:43:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-11-20 07:43:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-11-20 07:43:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-11-20 07:43:50,728 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-11-20 07:43:50,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2019-11-20 07:43:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2019-11-20 07:43:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2019-11-20 07:43:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-11-20 07:43:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-11-20 07:43:50,729 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2019-11-20 07:43:50,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2019-11-20 07:43:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2019-11-20 07:43:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2019-11-20 07:43:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-11-20 07:43:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-11-20 07:43:50,730 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-20 07:43:50,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-20 07:43:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-11-20 07:43:50,731 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-11-20 07:43:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 07:43:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-20 07:43:50,731 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2019-11-20 07:43:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2019-11-20 07:43:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 07:43:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-20 07:43:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-11-20 07:43:50,732 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-11-20 07:43:50,732 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-11-20 07:43:50,733 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-11-20 07:43:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-11-20 07:43:50,733 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-11-20 07:43:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-11-20 07:43:50,733 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-20 07:43:50,733 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-20 07:43:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2019-11-20 07:43:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2019-11-20 07:43:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-11-20 07:43:50,734 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-11-20 07:43:50,734 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-11-20 07:43:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-11-20 07:43:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-11-20 07:43:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-11-20 07:43:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-11-20 07:43:50,735 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-11-20 07:43:50,735 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-11-20 07:43:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-11-20 07:43:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2019-11-20 07:43:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2019-11-20 07:43:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2019-11-20 07:43:50,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2019-11-20 07:43:50,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2019-11-20 07:43:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2019-11-20 07:43:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2019-11-20 07:43:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-20 07:43:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-20 07:43:50,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:43:50,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:43:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-11-20 07:43:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-11-20 07:43:50,738 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-20 07:43:50,738 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-20 07:43:52,719 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-11-20 07:43:52,719 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-11-20 07:44:00,036 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:44:00,039 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:44:00,042 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:44:00,044 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:44:00,052 WARN L736 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-20 07:44:33,316 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##437: assume !false; [2019-11-20 07:44:33,316 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##436: assume false; [2019-11-20 07:44:33,316 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517-1: ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset := ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset;havoc ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset;ppp_read_~__ptr___3~0.base, ppp_read_~__ptr___3~0.offset := ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset; [2019-11-20 07:44:33,316 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517: SUMMARY for call ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset := get_current(); srcloc: null [2019-11-20 07:44:33,317 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume !false; [2019-11-20 07:44:33,317 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##260: assume false; [2019-11-20 07:44:33,317 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2019-11-20 07:44:33,317 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2019-11-20 07:44:33,317 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##271: assume !false; [2019-11-20 07:44:33,317 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume false; [2019-11-20 07:44:33,317 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2019-11-20 07:44:33,318 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2019-11-20 07:44:33,318 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume !false; [2019-11-20 07:44:33,318 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##205: assume false; [2019-11-20 07:44:33,318 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2019-11-20 07:44:33,318 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2019-11-20 07:44:33,318 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##317: assume false; [2019-11-20 07:44:33,318 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##318: assume !false; [2019-11-20 07:44:33,319 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##324: assume !false; [2019-11-20 07:44:33,319 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##323: assume false; [2019-11-20 07:44:33,319 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##173: assume !false; [2019-11-20 07:44:33,319 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume false; [2019-11-20 07:44:33,319 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2019-11-20 07:44:33,319 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2019-11-20 07:44:33,319 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6435-1: ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset := ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset;havoc ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset;ppp_read_~__ptr~0.base, ppp_read_~__ptr~0.offset := ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset; [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint L6435: SUMMARY for call ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset := get_current(); srcloc: null [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2019-11-20 07:44:33,320 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##338: assume !false; [2019-11-20 07:44:33,321 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##337: assume false; [2019-11-20 07:44:33,322 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2019-11-20 07:44:33,322 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##367: assume !false; [2019-11-20 07:44:33,322 INFO L689 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume false; [2019-11-20 07:44:33,363 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:267) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-11-20 07:44:33,369 INFO L168 Benchmark]: Toolchain (without parser) took 47373.01 ms. Allocated memory was 1.0 GB in the beginning and 2.5 GB in the end (delta: 1.5 GB). Free memory was 944.3 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2019-11-20 07:44:33,370 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:44:33,371 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4077.20 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 263.7 MB). Free memory was 944.3 MB in the beginning and 1.2 GB in the end (delta: -213.5 MB). Peak memory consumption was 303.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:44:33,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 305.28 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2019-11-20 07:44:33,372 INFO L168 Benchmark]: Boogie Preprocessor took 255.16 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. [2019-11-20 07:44:33,373 INFO L168 Benchmark]: RCFGBuilder took 42732.26 ms. Allocated memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-11-20 07:44:33,376 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4077.20 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 263.7 MB). Free memory was 944.3 MB in the beginning and 1.2 GB in the end (delta: -213.5 MB). Peak memory consumption was 303.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 305.28 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 24.4 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 255.16 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 42732.26 ms. Allocated memory was 1.3 GB in the beginning and 2.5 GB in the end (delta: 1.2 GB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...