./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/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_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/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 000266d1ff8e4d6f60c9fa95c9a128823f423eeb ............................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/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_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/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 000266d1ff8e4d6f60c9fa95c9a128823f423eeb ........................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 05:17:40,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 05:17:40,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 05:17:40,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 05:17:40,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 05:17:40,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 05:17:40,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 05:17:40,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 05:17:40,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 05:17:40,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 05:17:40,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 05:17:40,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 05:17:40,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 05:17:40,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 05:17:40,688 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 05:17:40,689 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 05:17:40,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 05:17:40,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 05:17:40,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 05:17:40,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 05:17:40,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 05:17:40,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 05:17:40,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 05:17:40,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 05:17:40,698 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 05:17:40,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 05:17:40,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 05:17:40,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 05:17:40,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 05:17:40,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 05:17:40,699 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 05:17:40,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 05:17:40,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 05:17:40,701 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 05:17:40,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 05:17:40,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 05:17:40,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 05:17:40,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 05:17:40,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 05:17:40,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 05:17:40,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 05:17:40,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2019-12-01 05:17:40,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 05:17:40,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 05:17:40,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 05:17:40,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 05:17:40,714 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 05:17:40,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 05:17:40,715 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 05:17:40,715 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 05:17:40,715 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 05:17:40,715 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 05:17:40,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 05:17:40,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 05:17:40,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 05:17:40,716 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 05:17:40,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 05:17:40,716 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 05:17:40,716 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 05:17:40,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 05:17:40,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 05:17:40,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 05:17:40,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 05:17:40,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 05:17:40,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 05:17:40,717 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 05:17:40,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 05:17:40,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 05:17:40,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 05:17:40,718 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_000e942e-5cc6-4064-9371-ed68573ee72e/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 -> 000266d1ff8e4d6f60c9fa95c9a128823f423eeb [2019-12-01 05:17:40,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 05:17:40,825 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 05:17:40,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 05:17:40,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 05:17:40,829 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 05:17:40,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-12-01 05:17:40,872 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/21a910e68/68d2b2e0563a4efb83e76d5871e4b364/FLAG86370d653 [2019-12-01 05:17:41,451 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 05:17:41,452 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-12-01 05:17:41,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/21a910e68/68d2b2e0563a4efb83e76d5871e4b364/FLAG86370d653 [2019-12-01 05:17:41,645 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/21a910e68/68d2b2e0563a4efb83e76d5871e4b364 [2019-12-01 05:17:41,647 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 05:17:41,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 05:17:41,648 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 05:17:41,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 05:17:41,651 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 05:17:41,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:17:41" (1/1) ... [2019-12-01 05:17:41,653 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2223cebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:41, skipping insertion in model container [2019-12-01 05:17:41,653 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:17:41" (1/1) ... [2019-12-01 05:17:41,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 05:17:41,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 05:17:43,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:17:43,061 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 05:17:43,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:17:43,674 INFO L208 MainTranslator]: Completed translation [2019-12-01 05:17:43,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43 WrapperNode [2019-12-01 05:17:43,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 05:17:43,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 05:17:43,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 05:17:43,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 05:17:43,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,837 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 05:17:43,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 05:17:43,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 05:17:43,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 05:17:43,845 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... [2019-12-01 05:17:43,970 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 05:17:43,970 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 05:17:43,971 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 05:17:43,971 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 05:17:43,971 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:17:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/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 [2019-12-01 05:17:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2019-12-01 05:17:44,016 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2019-12-01 05:17:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-12-01 05:17:44,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-12-01 05:17:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-12-01 05:17:44,016 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-12-01 05:17:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2019-12-01 05:17:44,016 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2019-12-01 05:17:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-12-01 05:17:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2019-12-01 05:17:44,016 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2019-12-01 05:17:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-12-01 05:17:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-12-01 05:17:44,017 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-12-01 05:17:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-12-01 05:17:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-12-01 05:17:44,017 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-12-01 05:17:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-12-01 05:17:44,017 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-12-01 05:17:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2019-12-01 05:17:44,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2019-12-01 05:17:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2019-12-01 05:17:44,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2019-12-01 05:17:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2019-12-01 05:17:44,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2019-12-01 05:17:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-12-01 05:17:44,018 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-12-01 05:17:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-12-01 05:17:44,018 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-12-01 05:17:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-12-01 05:17:44,018 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-12-01 05:17:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-12-01 05:17:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2019-12-01 05:17:44,019 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2019-12-01 05:17:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-12-01 05:17:44,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-12-01 05:17:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2019-12-01 05:17:44,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2019-12-01 05:17:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2019-12-01 05:17:44,019 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2019-12-01 05:17:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-12-01 05:17:44,019 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-12-01 05:17:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-12-01 05:17:44,019 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-12-01 05:17:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2019-12-01 05:17:44,020 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2019-12-01 05:17:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-12-01 05:17:44,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-12-01 05:17:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-12-01 05:17:44,020 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-12-01 05:17:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-12-01 05:17:44,020 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-12-01 05:17:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2019-12-01 05:17:44,020 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2019-12-01 05:17:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-12-01 05:17:44,020 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-12-01 05:17:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2019-12-01 05:17:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2019-12-01 05:17:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2019-12-01 05:17:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2019-12-01 05:17:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2019-12-01 05:17:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2019-12-01 05:17:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2019-12-01 05:17:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2019-12-01 05:17:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 05:17:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-12-01 05:17:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-12-01 05:17:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-12-01 05:17:44,021 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-12-01 05:17:44,022 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-12-01 05:17:44,022 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-12-01 05:17:44,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2019-12-01 05:17:44,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2019-12-01 05:17:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-12-01 05:17:44,022 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-12-01 05:17:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-12-01 05:17:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-12-01 05:17:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-12-01 05:17:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-12-01 05:17:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-12-01 05:17:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-12-01 05:17:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2019-12-01 05:17:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2019-12-01 05:17:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2019-12-01 05:17:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2019-12-01 05:17:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-12-01 05:17:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-12-01 05:17:44,023 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-12-01 05:17:44,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-12-01 05:17:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2019-12-01 05:17:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2019-12-01 05:17:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-12-01 05:17:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-12-01 05:17:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-12-01 05:17:44,024 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-12-01 05:17:44,024 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2019-12-01 05:17:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-12-01 05:17:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2019-12-01 05:17:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2019-12-01 05:17:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-12-01 05:17:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-12-01 05:17:44,025 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 05:17:44,025 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-12-01 05:17:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-12-01 05:17:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-12-01 05:17:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-12-01 05:17:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2019-12-01 05:17:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2019-12-01 05:17:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-12-01 05:17:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-12-01 05:17:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2019-12-01 05:17:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2019-12-01 05:17:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2019-12-01 05:17:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2019-12-01 05:17:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2019-12-01 05:17:44,026 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2019-12-01 05:17:44,026 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-12-01 05:17:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-12-01 05:17:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2019-12-01 05:17:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2019-12-01 05:17:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-12-01 05:17:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-12-01 05:17:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 05:17:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-12-01 05:17:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-12-01 05:17:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-12-01 05:17:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-12-01 05:17:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-12-01 05:17:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-12-01 05:17:44,027 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2019-12-01 05:17:44,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2019-12-01 05:17:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-12-01 05:17:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-12-01 05:17:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-12-01 05:17:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2019-12-01 05:17:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 05:17:44,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 05:17:44,028 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-12-01 05:17:44,029 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-12-01 05:17:44,029 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-12-01 05:17:44,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-12-01 05:17:44,029 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-12-01 05:17:44,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-12-01 05:17:44,029 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-12-01 05:17:44,029 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-12-01 05:17:44,029 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2019-12-01 05:17:44,029 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2019-12-01 05:17:44,029 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-12-01 05:17:44,029 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-12-01 05:17:44,029 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-12-01 05:17:44,029 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-12-01 05:17:44,029 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-12-01 05:17:44,030 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-12-01 05:17:44,030 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-12-01 05:17:44,030 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2019-12-01 05:17:44,030 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-12-01 05:17:44,030 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2019-12-01 05:17:44,030 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2019-12-01 05:17:44,030 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2019-12-01 05:17:44,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2019-12-01 05:17:44,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 05:17:44,031 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2019-12-01 05:17:44,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2019-12-01 05:17:44,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-12-01 05:17:44,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-12-01 05:17:44,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 05:17:44,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 05:17:44,031 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-12-01 05:17:44,031 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-12-01 05:17:44,031 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-12-01 05:17:44,031 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-12-01 05:17:44,877 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-01 05:17:44,877 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-01 05:17:45,389 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:17:45,391 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:17:45,393 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:17:45,744 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##207: assume !false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume !false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##212: assume false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2019-12-01 05:17:45,745 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-12-01 05:17:45,746 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2019-12-01 05:17:45,747 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2019-12-01 05:17:45,747 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-12-01 05:17:45,747 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-12-01 05:17:45,747 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume false; [2019-12-01 05:17:45,747 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume !false; [2019-12-01 05:17:45,864 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:17:45,867 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:18:01,410 INFO L691 $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; [2019-12-01 05:18:01,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517: SUMMARY for call ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset := get_current(); srcloc: null [2019-12-01 05:18:01,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2019-12-01 05:18:01,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2019-12-01 05:18:01,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2019-12-01 05:18:01,410 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2019-12-01 05:18:01,411 INFO L691 $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; [2019-12-01 05:18:01,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L6435: SUMMARY for call ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset := get_current(); srcloc: null [2019-12-01 05:18:01,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2019-12-01 05:18:01,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2019-12-01 05:18:01,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2019-12-01 05:18:01,411 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2019-12-01 05:18:01,436 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:358) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:269) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-12-01 05:18:01,440 INFO L168 Benchmark]: Toolchain (without parser) took 19791.45 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.0 GB). Free memory was 924.7 MB in the beginning and 841.1 MB in the end (delta: 83.7 MB). Peak memory consumption was 1.2 GB. Max. memory is 11.5 GB. [2019-12-01 05:18:01,440 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 05:18:01,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2026.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 924.7 MB in the beginning and 998.2 MB in the end (delta: -73.5 MB). Peak memory consumption was 223.2 MB. Max. memory is 11.5 GB. [2019-12-01 05:18:01,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.10 ms. Allocated memory is still 1.2 GB. Free memory was 998.2 MB in the beginning and 972.3 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. [2019-12-01 05:18:01,442 INFO L168 Benchmark]: Boogie Preprocessor took 133.02 ms. Allocated memory is still 1.2 GB. Free memory was 972.3 MB in the beginning and 941.1 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2019-12-01 05:18:01,443 INFO L168 Benchmark]: RCFGBuilder took 17467.74 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 892.3 MB). Free memory was 941.1 MB in the beginning and 841.1 MB in the end (delta: 100.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2019-12-01 05:18:01,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2026.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 924.7 MB in the beginning and 998.2 MB in the end (delta: -73.5 MB). Peak memory consumption was 223.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 162.10 ms. Allocated memory is still 1.2 GB. Free memory was 998.2 MB in the beginning and 972.3 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.02 ms. Allocated memory is still 1.2 GB. Free memory was 972.3 MB in the beginning and 941.1 MB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 17467.74 ms. Allocated memory was 1.2 GB in the beginning and 2.1 GB in the end (delta: 892.3 MB). Free memory was 941.1 MB in the beginning and 841.1 MB in the end (delta: 100.1 MB). Peak memory consumption was 1.0 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:358) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 05:18:02,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 05:18:02,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 05:18:02,876 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 05:18:02,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 05:18:02,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 05:18:02,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 05:18:02,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 05:18:02,880 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 05:18:02,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 05:18:02,882 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 05:18:02,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 05:18:02,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 05:18:02,883 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 05:18:02,884 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 05:18:02,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 05:18:02,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 05:18:02,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 05:18:02,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 05:18:02,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 05:18:02,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 05:18:02,891 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 05:18:02,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 05:18:02,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 05:18:02,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 05:18:02,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 05:18:02,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 05:18:02,895 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 05:18:02,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 05:18:02,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 05:18:02,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 05:18:02,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 05:18:02,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 05:18:02,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 05:18:02,898 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 05:18:02,898 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 05:18:02,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 05:18:02,899 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 05:18:02,899 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 05:18:02,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 05:18:02,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 05:18:02,900 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2019-12-01 05:18:02,910 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 05:18:02,910 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 05:18:02,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 05:18:02,911 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 05:18:02,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 05:18:02,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 05:18:02,912 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 05:18:02,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 05:18:02,912 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 05:18:02,912 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 05:18:02,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 05:18:02,912 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 05:18:02,912 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 05:18:02,913 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 05:18:02,913 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 05:18:02,913 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 05:18:02,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 05:18:02,913 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 05:18:02,913 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 05:18:02,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 05:18:02,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 05:18:02,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 05:18:02,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 05:18:02,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 05:18:02,914 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 05:18:02,914 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 05:18:02,914 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 05:18:02,914 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 05:18:02,915 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 05:18:02,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 05:18:02,915 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-01 05:18:02,915 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_000e942e-5cc6-4064-9371-ed68573ee72e/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 -> 000266d1ff8e4d6f60c9fa95c9a128823f423eeb [2019-12-01 05:18:03,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 05:18:03,087 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 05:18:03,089 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 05:18:03,090 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 05:18:03,091 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 05:18:03,091 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-12-01 05:18:03,130 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/f0aa7a61d/351f71ecce3a49eab41520377e85556f/FLAGc4c127183 [2019-12-01 05:18:03,677 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 05:18:03,678 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2019-12-01 05:18:03,704 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/f0aa7a61d/351f71ecce3a49eab41520377e85556f/FLAGc4c127183 [2019-12-01 05:18:04,157 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/bin/ukojak/data/f0aa7a61d/351f71ecce3a49eab41520377e85556f [2019-12-01 05:18:04,159 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 05:18:04,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 05:18:04,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 05:18:04,161 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 05:18:04,163 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 05:18:04,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:18:04" (1/1) ... [2019-12-01 05:18:04,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5258ce92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:04, skipping insertion in model container [2019-12-01 05:18:04,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:18:04" (1/1) ... [2019-12-01 05:18:04,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 05:18:04,270 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 05:18:05,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:18:05,671 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-01 05:18:05,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 05:18:05,924 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:18:05,936 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 05:18:06,128 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 05:18:06,578 INFO L208 MainTranslator]: Completed translation [2019-12-01 05:18:06,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06 WrapperNode [2019-12-01 05:18:06,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 05:18:06,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 05:18:06,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 05:18:06,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 05:18:06,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,630 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,722 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 05:18:06,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 05:18:06,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 05:18:06,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 05:18:06,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... [2019-12-01 05:18:06,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 05:18:06,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 05:18:06,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 05:18:06,851 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 05:18:06,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:18:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_000e942e-5cc6-4064-9371-ed68573ee72e/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 [2019-12-01 05:18:06,903 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2019-12-01 05:18:06,903 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2019-12-01 05:18:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-12-01 05:18:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-12-01 05:18:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2019-12-01 05:18:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2019-12-01 05:18:06,904 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2019-12-01 05:18:06,904 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2019-12-01 05:18:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-12-01 05:18:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2019-12-01 05:18:06,905 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2019-12-01 05:18:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-01 05:18:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-12-01 05:18:06,905 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-12-01 05:18:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-12-01 05:18:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-12-01 05:18:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-12-01 05:18:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2019-12-01 05:18:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2019-12-01 05:18:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-12-01 05:18:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-12-01 05:18:06,906 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2019-12-01 05:18:06,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2019-12-01 05:18:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2019-12-01 05:18:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2019-12-01 05:18:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2019-12-01 05:18:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2019-12-01 05:18:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-12-01 05:18:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-12-01 05:18:06,907 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-12-01 05:18:06,907 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-12-01 05:18:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-12-01 05:18:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-12-01 05:18:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-12-01 05:18:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2019-12-01 05:18:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2019-12-01 05:18:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-12-01 05:18:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-12-01 05:18:06,908 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2019-12-01 05:18:06,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2019-12-01 05:18:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2019-12-01 05:18:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2019-12-01 05:18:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2019-12-01 05:18:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2019-12-01 05:18:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-12-01 05:18:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-12-01 05:18:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-12-01 05:18:06,909 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-12-01 05:18:06,909 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2019-12-01 05:18:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2019-12-01 05:18:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-12-01 05:18:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-12-01 05:18:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-12-01 05:18:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-12-01 05:18:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-12-01 05:18:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-12-01 05:18:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2019-12-01 05:18:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2019-12-01 05:18:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-12-01 05:18:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-12-01 05:18:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2019-12-01 05:18:06,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2019-12-01 05:18:06,910 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2019-12-01 05:18:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2019-12-01 05:18:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2019-12-01 05:18:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-12-01 05:18:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2019-12-01 05:18:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-12-01 05:18:06,911 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-12-01 05:18:06,911 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-12-01 05:18:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-12-01 05:18:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2019-12-01 05:18:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-12-01 05:18:06,912 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-01 05:18:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-12-01 05:18:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-12-01 05:18:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-12-01 05:18:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2019-12-01 05:18:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2019-12-01 05:18:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-12-01 05:18:06,913 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-12-01 05:18:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-12-01 05:18:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-12-01 05:18:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-12-01 05:18:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-12-01 05:18:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2019-12-01 05:18:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2019-12-01 05:18:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2019-12-01 05:18:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2019-12-01 05:18:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-12-01 05:18:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-12-01 05:18:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-12-01 05:18:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-12-01 05:18:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-12-01 05:18:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-12-01 05:18:06,914 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2019-12-01 05:18:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2019-12-01 05:18:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-12-01 05:18:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-12-01 05:18:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2019-12-01 05:18:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2019-12-01 05:18:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2019-12-01 05:18:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2019-12-01 05:18:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2019-12-01 05:18:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2019-12-01 05:18:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-12-01 05:18:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-12-01 05:18:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-12-01 05:18:06,915 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-12-01 05:18:06,915 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-12-01 05:18:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2019-12-01 05:18:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2019-12-01 05:18:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2019-12-01 05:18:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2019-12-01 05:18:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2019-12-01 05:18:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-12-01 05:18:06,916 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2019-12-01 05:18:06,916 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2019-12-01 05:18:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-12-01 05:18:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-12-01 05:18:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2019-12-01 05:18:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 05:18:06,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2019-12-01 05:18:06,917 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2019-12-01 05:18:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2019-12-01 05:18:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-12-01 05:18:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-12-01 05:18:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-12-01 05:18:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 05:18:06,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-12-01 05:18:06,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2019-12-01 05:18:06,919 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-12-01 05:18:06,919 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-12-01 05:18:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-12-01 05:18:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2019-12-01 05:18:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2019-12-01 05:18:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2019-12-01 05:18:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-12-01 05:18:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-12-01 05:18:06,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 05:18:06,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 05:18:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-12-01 05:18:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-12-01 05:18:06,921 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-12-01 05:18:06,921 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-12-01 05:18:10,620 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-12-01 05:18:10,620 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-12-01 05:18:35,053 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:18:35,055 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:18:35,057 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:18:35,058 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:18:35,062 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-12-01 05:19:15,573 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##437: assume !false; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##436: assume false; [2019-12-01 05:19:15,574 INFO L691 $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; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L6517: SUMMARY for call ppp_read_#t~ret313.base, ppp_read_#t~ret313.offset := get_current(); srcloc: null [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume !false; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##260: assume false; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##271: assume !false; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume false; [2019-12-01 05:19:15,574 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume !false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##205: assume false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##317: assume false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##318: assume !false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##324: assume !false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##323: assume false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##173: assume !false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2019-12-01 05:19:15,575 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2019-12-01 05:19:15,576 INFO L691 $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; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint L6435: SUMMARY for call ppp_read_#t~ret301.base, ppp_read_#t~ret301.offset := get_current(); srcloc: null [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2019-12-01 05:19:15,576 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2019-12-01 05:19:15,577 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2019-12-01 05:19:15,577 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2019-12-01 05:19:15,577 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##338: assume !false; [2019-12-01 05:19:15,577 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##337: assume false; [2019-12-01 05:19:15,577 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2019-12-01 05:19:15,577 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##367: assume !false; [2019-12-01 05:19:15,577 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume false; [2019-12-01 05:19:15,598 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:358) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:269) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-12-01 05:19:15,601 INFO L168 Benchmark]: Toolchain (without parser) took 71440.84 ms. Allocated memory was 1.0 GB in the beginning and 2.4 GB in the end (delta: 1.4 GB). Free memory was 936.2 MB in the beginning and 2.0 GB in the end (delta: -1.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 11.5 GB. [2019-12-01 05:19:15,602 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 05:19:15,602 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2418.07 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 273.7 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -114.1 MB). Peak memory consumption was 319.5 MB. Max. memory is 11.5 GB. [2019-12-01 05:19:15,603 INFO L168 Benchmark]: Boogie Procedure Inliner took 142.70 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. [2019-12-01 05:19:15,603 INFO L168 Benchmark]: Boogie Preprocessor took 128.43 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 997.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-12-01 05:19:15,603 INFO L168 Benchmark]: RCFGBuilder took 68749.28 ms. Allocated memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: 1.1 GB). Free memory was 997.8 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2019-12-01 05:19:15,605 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2418.07 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 273.7 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -114.1 MB). Peak memory consumption was 319.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 142.70 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 26.3 MB). Peak memory consumption was 26.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 128.43 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 997.8 MB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 68749.28 ms. Allocated memory was 1.3 GB in the beginning and 2.4 GB in the end (delta: 1.1 GB). Free memory was 997.8 MB in the beginning and 2.0 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.1 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:358) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...