./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fcfec6ecf5f79c155c8acfa2b35c222f2cd9b2c8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-16 00:02:12,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 00:02:12,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 00:02:12,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 00:02:12,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 00:02:12,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 00:02:12,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 00:02:12,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 00:02:12,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 00:02:12,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 00:02:12,430 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 00:02:12,431 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 00:02:12,431 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 00:02:12,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 00:02:12,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 00:02:12,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 00:02:12,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 00:02:12,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 00:02:12,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 00:02:12,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 00:02:12,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 00:02:12,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 00:02:12,447 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 00:02:12,448 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 00:02:12,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 00:02:12,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 00:02:12,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 00:02:12,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 00:02:12,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 00:02:12,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 00:02:12,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 00:02:12,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 00:02:12,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 00:02:12,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 00:02:12,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 00:02:12,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 00:02:12,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 00:02:12,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 00:02:12,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 00:02:12,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 00:02:12,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 00:02:12,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-16 00:02:12,497 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 00:02:12,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 00:02:12,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 00:02:12,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 00:02:12,499 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 00:02:12,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 00:02:12,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 00:02:12,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 00:02:12,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 00:02:12,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 00:02:12,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 00:02:12,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 00:02:12,501 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 00:02:12,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 00:02:12,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 00:02:12,501 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 00:02:12,502 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 00:02:12,502 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 00:02:12,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 00:02:12,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 00:02:12,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 00:02:12,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 00:02:12,503 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 00:02:12,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 00:02:12,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 00:02:12,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-16 00:02:12,504 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_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcfec6ecf5f79c155c8acfa2b35c222f2cd9b2c8 [2019-11-16 00:02:12,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 00:02:12,572 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 00:02:12,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 00:02:12,577 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 00:02:12,578 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 00:02:12,579 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-11-16 00:02:12,649 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/data/0ffa9fbd1/a9206e2b5e1e443fab85aea666921f6d/FLAG47da1334b [2019-11-16 00:02:13,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 00:02:13,486 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-11-16 00:02:13,529 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/data/0ffa9fbd1/a9206e2b5e1e443fab85aea666921f6d/FLAG47da1334b [2019-11-16 00:02:13,946 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/data/0ffa9fbd1/a9206e2b5e1e443fab85aea666921f6d [2019-11-16 00:02:13,949 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 00:02:13,951 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-16 00:02:13,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 00:02:13,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 00:02:13,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 00:02:13,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:02:13" (1/1) ... [2019-11-16 00:02:13,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77225117 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:13, skipping insertion in model container [2019-11-16 00:02:13,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:02:13" (1/1) ... [2019-11-16 00:02:13,971 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 00:02:14,079 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 00:02:15,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:02:15,591 INFO L188 MainTranslator]: Completed pre-run [2019-11-16 00:02:15,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-16 00:02:16,018 INFO L192 MainTranslator]: Completed translation [2019-11-16 00:02:16,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16 WrapperNode [2019-11-16 00:02:16,019 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 00:02:16,020 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-16 00:02:16,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-16 00:02:16,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-16 00:02:16,030 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-16 00:02:16,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-16 00:02:16,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-16 00:02:16,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-16 00:02:16,421 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,681 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... [2019-11-16 00:02:16,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-16 00:02:16,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-16 00:02:16,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-16 00:02:16,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-16 00:02:16,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-11-16 00:02:16,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-16 00:02:16,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-16 00:02:16,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-16 00:02:16,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-16 00:02:16,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-16 00:02:16,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-16 00:02:16,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-16 00:02:16,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-16 00:02:16,929 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-11-16 00:02:16,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-16 00:02:16,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-16 00:02:16,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-16 00:02:16,930 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2019-11-16 00:02:16,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2019-11-16 00:02:16,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-16 00:02:16,931 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-16 00:02:16,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-16 00:02:16,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-16 00:02:27,179 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-16 00:02:27,179 INFO L284 CfgBuilder]: Removed 1560 assume(true) statements. [2019-11-16 00:02:27,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:02:27 BoogieIcfgContainer [2019-11-16 00:02:27,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-16 00:02:27,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-16 00:02:27,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-16 00:02:27,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-16 00:02:27,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:02:13" (1/3) ... [2019-11-16 00:02:27,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55cc745e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:02:27, skipping insertion in model container [2019-11-16 00:02:27,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:02:16" (2/3) ... [2019-11-16 00:02:27,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55cc745e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:02:27, skipping insertion in model container [2019-11-16 00:02:27,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:02:27" (3/3) ... [2019-11-16 00:02:27,192 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2019-11-16 00:02:27,201 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-16 00:02:27,212 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-16 00:02:27,224 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-16 00:02:27,266 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-16 00:02:27,266 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-16 00:02:27,266 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-16 00:02:27,266 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-16 00:02:27,266 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-16 00:02:27,267 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-16 00:02:27,267 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-16 00:02:27,267 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-16 00:02:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states. [2019-11-16 00:02:27,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-11-16 00:02:27,341 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:27,342 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:27,344 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:27,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:27,350 INFO L82 PathProgramCache]: Analyzing trace with hash 1834703728, now seen corresponding path program 1 times [2019-11-16 00:02:27,359 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:27,360 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486515348] [2019-11-16 00:02:27,360 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:27,361 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:27,361 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:27,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:27,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:02:27,863 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486515348] [2019-11-16 00:02:27,864 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:27,865 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:02:27,865 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936229033] [2019-11-16 00:02:27,870 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:02:27,876 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:27,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:02:27,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:27,894 INFO L87 Difference]: Start difference. First operand 1928 states. Second operand 3 states. [2019-11-16 00:02:28,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:28,467 INFO L93 Difference]: Finished difference Result 5725 states and 8658 transitions. [2019-11-16 00:02:28,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:02:28,469 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-11-16 00:02:28,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:28,556 INFO L225 Difference]: With dead ends: 5725 [2019-11-16 00:02:28,556 INFO L226 Difference]: Without dead ends: 3799 [2019-11-16 00:02:28,667 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:28,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3799 states. [2019-11-16 00:02:28,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3799 to 3799. [2019-11-16 00:02:28,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3799 states. [2019-11-16 00:02:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 5563 transitions. [2019-11-16 00:02:28,986 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 5563 transitions. Word has length 24 [2019-11-16 00:02:28,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:28,987 INFO L462 AbstractCegarLoop]: Abstraction has 3799 states and 5563 transitions. [2019-11-16 00:02:28,987 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:02:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 5563 transitions. [2019-11-16 00:02:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-11-16 00:02:28,992 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:28,992 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:28,992 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:28,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:28,993 INFO L82 PathProgramCache]: Analyzing trace with hash 1492909444, now seen corresponding path program 1 times [2019-11-16 00:02:28,993 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:28,994 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919515243] [2019-11-16 00:02:28,994 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:28,994 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:28,994 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:29,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:29,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:02:29,115 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919515243] [2019-11-16 00:02:29,116 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:29,116 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-16 00:02:29,117 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62321860] [2019-11-16 00:02:29,118 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:02:29,119 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:29,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:02:29,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:02:29,120 INFO L87 Difference]: Start difference. First operand 3799 states and 5563 transitions. Second operand 4 states. [2019-11-16 00:02:29,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:29,705 INFO L93 Difference]: Finished difference Result 7579 states and 11101 transitions. [2019-11-16 00:02:29,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-16 00:02:29,706 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-11-16 00:02:29,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:29,770 INFO L225 Difference]: With dead ends: 7579 [2019-11-16 00:02:29,770 INFO L226 Difference]: Without dead ends: 3798 [2019-11-16 00:02:29,817 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-16 00:02:29,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3798 states. [2019-11-16 00:02:29,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3798 to 3798. [2019-11-16 00:02:29,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3798 states. [2019-11-16 00:02:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 3798 states and 5559 transitions. [2019-11-16 00:02:30,033 INFO L78 Accepts]: Start accepts. Automaton has 3798 states and 5559 transitions. Word has length 32 [2019-11-16 00:02:30,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:30,033 INFO L462 AbstractCegarLoop]: Abstraction has 3798 states and 5559 transitions. [2019-11-16 00:02:30,034 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:02:30,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3798 states and 5559 transitions. [2019-11-16 00:02:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-11-16 00:02:30,039 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:30,039 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:30,039 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:30,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:30,040 INFO L82 PathProgramCache]: Analyzing trace with hash 672173430, now seen corresponding path program 1 times [2019-11-16 00:02:30,040 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:30,041 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708372259] [2019-11-16 00:02:30,041 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:30,041 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:30,041 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:30,166 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-16 00:02:30,166 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708372259] [2019-11-16 00:02:30,166 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:30,167 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-16 00:02:30,167 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798060710] [2019-11-16 00:02:30,167 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-16 00:02:30,167 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:30,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-16 00:02:30,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-16 00:02:30,168 INFO L87 Difference]: Start difference. First operand 3798 states and 5559 transitions. Second operand 5 states. [2019-11-16 00:02:31,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:31,290 INFO L93 Difference]: Finished difference Result 11356 states and 16870 transitions. [2019-11-16 00:02:31,291 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-16 00:02:31,291 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 43 [2019-11-16 00:02:31,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:31,416 INFO L225 Difference]: With dead ends: 11356 [2019-11-16 00:02:31,417 INFO L226 Difference]: Without dead ends: 7572 [2019-11-16 00:02:31,494 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-11-16 00:02:31,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7572 states. [2019-11-16 00:02:31,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7572 to 7572. [2019-11-16 00:02:31,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7572 states. [2019-11-16 00:02:31,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7572 states to 7572 states and 11161 transitions. [2019-11-16 00:02:31,853 INFO L78 Accepts]: Start accepts. Automaton has 7572 states and 11161 transitions. Word has length 43 [2019-11-16 00:02:31,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:31,854 INFO L462 AbstractCegarLoop]: Abstraction has 7572 states and 11161 transitions. [2019-11-16 00:02:31,854 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-16 00:02:31,854 INFO L276 IsEmpty]: Start isEmpty. Operand 7572 states and 11161 transitions. [2019-11-16 00:02:31,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-16 00:02:31,871 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:31,871 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:31,872 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:31,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:31,872 INFO L82 PathProgramCache]: Analyzing trace with hash 7477433, now seen corresponding path program 1 times [2019-11-16 00:02:31,872 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:31,873 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794763858] [2019-11-16 00:02:31,873 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:31,873 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:31,873 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:31,970 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-16 00:02:31,971 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794763858] [2019-11-16 00:02:31,971 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:31,971 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:02:31,972 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861907874] [2019-11-16 00:02:31,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:02:31,972 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:31,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:02:31,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:31,973 INFO L87 Difference]: Start difference. First operand 7572 states and 11161 transitions. Second operand 3 states. [2019-11-16 00:02:32,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:32,549 INFO L93 Difference]: Finished difference Result 17274 states and 25419 transitions. [2019-11-16 00:02:32,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:02:32,550 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2019-11-16 00:02:32,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:32,672 INFO L225 Difference]: With dead ends: 17274 [2019-11-16 00:02:32,672 INFO L226 Difference]: Without dead ends: 9720 [2019-11-16 00:02:32,752 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:32,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9720 states. [2019-11-16 00:02:33,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9720 to 9698. [2019-11-16 00:02:33,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9698 states. [2019-11-16 00:02:33,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9698 states to 9698 states and 14160 transitions. [2019-11-16 00:02:33,251 INFO L78 Accepts]: Start accepts. Automaton has 9698 states and 14160 transitions. Word has length 67 [2019-11-16 00:02:33,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:33,254 INFO L462 AbstractCegarLoop]: Abstraction has 9698 states and 14160 transitions. [2019-11-16 00:02:33,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:02:33,254 INFO L276 IsEmpty]: Start isEmpty. Operand 9698 states and 14160 transitions. [2019-11-16 00:02:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-16 00:02:33,273 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:33,273 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:33,274 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:33,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:33,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1700449107, now seen corresponding path program 2 times [2019-11-16 00:02:33,275 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:33,275 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293757161] [2019-11-16 00:02:33,275 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:33,275 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:33,276 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:33,664 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-11-16 00:02:33,665 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293757161] [2019-11-16 00:02:33,665 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:33,665 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:02:33,665 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833846301] [2019-11-16 00:02:33,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:02:33,666 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:33,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:02:33,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:33,666 INFO L87 Difference]: Start difference. First operand 9698 states and 14160 transitions. Second operand 3 states. [2019-11-16 00:02:34,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:34,156 INFO L93 Difference]: Finished difference Result 16560 states and 24093 transitions. [2019-11-16 00:02:34,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:02:34,156 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 67 [2019-11-16 00:02:34,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:34,229 INFO L225 Difference]: With dead ends: 16560 [2019-11-16 00:02:34,229 INFO L226 Difference]: Without dead ends: 6880 [2019-11-16 00:02:34,320 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:34,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6880 states. [2019-11-16 00:02:34,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6880 to 6860. [2019-11-16 00:02:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6860 states. [2019-11-16 00:02:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6860 states to 6860 states and 9933 transitions. [2019-11-16 00:02:34,642 INFO L78 Accepts]: Start accepts. Automaton has 6860 states and 9933 transitions. Word has length 67 [2019-11-16 00:02:34,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:34,642 INFO L462 AbstractCegarLoop]: Abstraction has 6860 states and 9933 transitions. [2019-11-16 00:02:34,643 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:02:34,643 INFO L276 IsEmpty]: Start isEmpty. Operand 6860 states and 9933 transitions. [2019-11-16 00:02:34,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-11-16 00:02:34,652 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:34,652 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:34,652 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:34,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:34,653 INFO L82 PathProgramCache]: Analyzing trace with hash 2019029050, now seen corresponding path program 1 times [2019-11-16 00:02:34,653 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:34,653 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207554219] [2019-11-16 00:02:34,653 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:34,654 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:34,654 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:34,774 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-16 00:02:34,776 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207554219] [2019-11-16 00:02:34,777 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:34,777 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-16 00:02:34,777 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955189677] [2019-11-16 00:02:34,779 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-16 00:02:34,782 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:34,785 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-16 00:02:34,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-16 00:02:34,787 INFO L87 Difference]: Start difference. First operand 6860 states and 9933 transitions. Second operand 4 states. [2019-11-16 00:02:36,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:36,526 INFO L93 Difference]: Finished difference Result 22813 states and 33466 transitions. [2019-11-16 00:02:36,527 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-16 00:02:36,527 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 74 [2019-11-16 00:02:36,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:36,700 INFO L225 Difference]: With dead ends: 22813 [2019-11-16 00:02:36,701 INFO L226 Difference]: Without dead ends: 15971 [2019-11-16 00:02:36,770 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-16 00:02:36,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15971 states. [2019-11-16 00:02:37,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15971 to 6956. [2019-11-16 00:02:37,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6956 states. [2019-11-16 00:02:37,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6956 states to 6956 states and 10029 transitions. [2019-11-16 00:02:37,280 INFO L78 Accepts]: Start accepts. Automaton has 6956 states and 10029 transitions. Word has length 74 [2019-11-16 00:02:37,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:37,282 INFO L462 AbstractCegarLoop]: Abstraction has 6956 states and 10029 transitions. [2019-11-16 00:02:37,282 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-16 00:02:37,282 INFO L276 IsEmpty]: Start isEmpty. Operand 6956 states and 10029 transitions. [2019-11-16 00:02:37,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-16 00:02:37,293 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:37,293 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:37,294 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:37,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:37,294 INFO L82 PathProgramCache]: Analyzing trace with hash 832767492, now seen corresponding path program 1 times [2019-11-16 00:02:37,294 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:37,295 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241977498] [2019-11-16 00:02:37,295 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:37,295 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:37,296 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-16 00:02:37,403 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241977498] [2019-11-16 00:02:37,403 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:37,404 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-16 00:02:37,404 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477332157] [2019-11-16 00:02:37,404 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-16 00:02:37,405 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:37,405 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-16 00:02:37,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:37,405 INFO L87 Difference]: Start difference. First operand 6956 states and 10029 transitions. Second operand 3 states. [2019-11-16 00:02:37,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:37,943 INFO L93 Difference]: Finished difference Result 17328 states and 25077 transitions. [2019-11-16 00:02:37,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-16 00:02:37,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 75 [2019-11-16 00:02:37,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:38,038 INFO L225 Difference]: With dead ends: 17328 [2019-11-16 00:02:38,038 INFO L226 Difference]: Without dead ends: 10390 [2019-11-16 00:02:38,105 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-16 00:02:38,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10390 states. [2019-11-16 00:02:38,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10390 to 7004. [2019-11-16 00:02:38,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7004 states. [2019-11-16 00:02:38,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7004 states to 7004 states and 10077 transitions. [2019-11-16 00:02:38,486 INFO L78 Accepts]: Start accepts. Automaton has 7004 states and 10077 transitions. Word has length 75 [2019-11-16 00:02:38,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:38,487 INFO L462 AbstractCegarLoop]: Abstraction has 7004 states and 10077 transitions. [2019-11-16 00:02:38,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-16 00:02:38,487 INFO L276 IsEmpty]: Start isEmpty. Operand 7004 states and 10077 transitions. [2019-11-16 00:02:38,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-11-16 00:02:38,498 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:38,498 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:38,498 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:38,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:38,499 INFO L82 PathProgramCache]: Analyzing trace with hash 690361864, now seen corresponding path program 1 times [2019-11-16 00:02:38,499 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:38,499 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882660802] [2019-11-16 00:02:38,499 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:38,500 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:38,500 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-16 00:02:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-16 00:02:38,911 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882660802] [2019-11-16 00:02:38,912 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-16 00:02:38,912 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-16 00:02:38,912 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379943188] [2019-11-16 00:02:38,913 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-16 00:02:38,914 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-16 00:02:38,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-16 00:02:38,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-11-16 00:02:38,915 INFO L87 Difference]: Start difference. First operand 7004 states and 10077 transitions. Second operand 8 states. [2019-11-16 00:02:42,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-16 00:02:42,075 INFO L93 Difference]: Finished difference Result 17769 states and 25596 transitions. [2019-11-16 00:02:42,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-11-16 00:02:42,078 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 75 [2019-11-16 00:02:42,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-16 00:02:42,173 INFO L225 Difference]: With dead ends: 17769 [2019-11-16 00:02:42,174 INFO L226 Difference]: Without dead ends: 10783 [2019-11-16 00:02:42,238 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=91, Invalid=181, Unknown=0, NotChecked=0, Total=272 [2019-11-16 00:02:42,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10783 states. [2019-11-16 00:02:42,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10783 to 7064. [2019-11-16 00:02:42,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7064 states. [2019-11-16 00:02:42,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7064 states to 7064 states and 10089 transitions. [2019-11-16 00:02:42,673 INFO L78 Accepts]: Start accepts. Automaton has 7064 states and 10089 transitions. Word has length 75 [2019-11-16 00:02:42,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-16 00:02:42,674 INFO L462 AbstractCegarLoop]: Abstraction has 7064 states and 10089 transitions. [2019-11-16 00:02:42,674 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-16 00:02:42,674 INFO L276 IsEmpty]: Start isEmpty. Operand 7064 states and 10089 transitions. [2019-11-16 00:02:42,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-11-16 00:02:42,685 INFO L372 BasicCegarLoop]: Found error trace [2019-11-16 00:02:42,685 INFO L380 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-16 00:02:42,685 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-16 00:02:42,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-16 00:02:42,686 INFO L82 PathProgramCache]: Analyzing trace with hash -272230178, now seen corresponding path program 1 times [2019-11-16 00:02:42,686 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-16 00:02:42,686 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711946737] [2019-11-16 00:02:42,686 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:42,687 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-16 00:02:42,687 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-16 00:02:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:02:42,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-16 00:02:43,085 INFO L168 tionRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-16 00:02:43,085 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-11-16 00:02:43,162 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,163 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,164 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,164 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,165 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,166 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,166 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,167 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,168 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,168 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,169 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,169 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,170 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,171 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,171 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,172 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,173 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,173 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,174 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,175 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,175 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,176 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,177 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,177 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,178 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,178 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,179 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,180 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,180 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,181 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,181 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,182 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,183 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,183 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,184 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,184 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,185 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,186 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,186 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,187 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,188 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,188 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,189 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,189 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,190 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,191 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,191 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,192 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,193 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,193 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,194 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,194 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,195 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,196 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,196 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,197 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,198 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,198 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,199 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,199 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,200 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,201 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,201 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,202 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:02:43 BoogieIcfgContainer [2019-11-16 00:02:43,389 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-16 00:02:43,390 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-16 00:02:43,390 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-16 00:02:43,390 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-16 00:02:43,391 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:02:27" (3/4) ... [2019-11-16 00:02:43,393 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-16 00:02:43,433 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,434 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,434 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,435 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,436 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,436 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,437 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,441 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,442 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,442 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,443 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,444 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,444 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,445 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,445 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,446 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,446 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,447 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,448 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,448 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,449 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,449 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,450 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,451 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,452 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,452 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,453 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,453 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,454 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,455 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,455 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,456 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,456 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,457 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,458 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,458 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,459 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,459 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,460 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,461 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,461 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,462 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,463 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,463 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,464 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,464 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,465 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,465 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,466 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,467 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,467 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,468 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,469 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,469 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,470 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,470 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,471 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,471 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,472 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,473 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,474 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,474 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,475 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,476 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2019-11-16 00:02:43,687 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_6766f9a4-bfd6-4da7-8e42-acd5f93205da/bin/uautomizer/witness.graphml [2019-11-16 00:02:43,687 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-16 00:02:43,690 INFO L168 Benchmark]: Toolchain (without parser) took 29738.44 ms. Allocated memory was 1.0 GB in the beginning and 2.1 GB in the end (delta: 1.1 GB). Free memory was 940.8 MB in the beginning and 1.2 GB in the end (delta: -211.3 MB). Peak memory consumption was 871.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:02:43,690 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-16 00:02:43,691 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2062.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -69.1 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. [2019-11-16 00:02:43,691 INFO L168 Benchmark]: Boogie Procedure Inliner took 389.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.1 MB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2019-11-16 00:02:43,691 INFO L168 Benchmark]: Boogie Preprocessor took 433.48 ms. Allocated memory is still 1.2 GB. Free memory was 961.1 MB in the beginning and 912.2 MB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. [2019-11-16 00:02:43,692 INFO L168 Benchmark]: RCFGBuilder took 10338.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 173.5 MB). Free memory was 912.2 MB in the beginning and 749.8 MB in the end (delta: 162.5 MB). Peak memory consumption was 350.9 MB. Max. memory is 11.5 GB. [2019-11-16 00:02:43,692 INFO L168 Benchmark]: TraceAbstraction took 16206.53 ms. Allocated memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: 775.9 MB). Free memory was 749.8 MB in the beginning and 1.2 GB in the end (delta: -478.6 MB). Peak memory consumption was 297.4 MB. Max. memory is 11.5 GB. [2019-11-16 00:02:43,693 INFO L168 Benchmark]: Witness Printer took 297.88 ms. Allocated memory is still 2.1 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. [2019-11-16 00:02:43,697 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2062.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.7 MB). Free memory was 940.8 MB in the beginning and 1.0 GB in the end (delta: -69.1 MB). Peak memory consumption was 79.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 389.47 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 961.1 MB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 433.48 ms. Allocated memory is still 1.2 GB. Free memory was 961.1 MB in the beginning and 912.2 MB in the end (delta: 48.8 MB). Peak memory consumption was 48.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 10338.13 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 173.5 MB). Free memory was 912.2 MB in the beginning and 749.8 MB in the end (delta: 162.5 MB). Peak memory consumption was 350.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16206.53 ms. Allocated memory was 1.3 GB in the beginning and 2.1 GB in the end (delta: 775.9 MB). Free memory was 749.8 MB in the beginning and 1.2 GB in the end (delta: -478.6 MB). Peak memory consumption was 297.4 MB. Max. memory is 11.5 GB. * Witness Printer took 297.88 ms. Allocated memory is still 2.1 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 76.2 MB). Peak memory consumption was 76.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 5278]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L5301] int LDV_IN_INTERRUPT = 1; [L5302] struct net_device *proto_group1 ; [L5303] int ldv_state_variable_0 ; [L5304] int ldv_state_variable_3 ; [L5305] int ldv_timer_state_1 = 0; [L5306] int ldv_state_variable_2 ; [L5307] struct sk_buff *proto_group0 ; [L5308] int ref_cnt ; [L5309] int ldv_state_variable_1 ; [L5310] struct timer_list *ldv_timer_list_1 ; [L5369] static struct sk_buff_head tx_queue ; [L5538-L5564] static int cp_table[13U][7U] = { { 163, 16, 16, 16, 16, 16, 16}, { 16, 0, 0, 0, 0, 0, 0}, { 16, 16, 1026, 131, 131, 133, 16}, { 16, 16, 1, 1, 1, 1, 16}, { 2048, 421, 2, 261, 262, 261, 389}, { 2048, 675, 2, 515, 516, 515, 643}, { 2048, 2049, 2, 36, 131, 6, 131}, { 2048, 2049, 2, 163, 131, 165, 131}, { 2048, 2049, 2050, 2051, 2051, 2051, 2114}, { 0, 1, 1, 3, 3, 5, 131}, { 4096, 4097, 4098, 4099, 4100, 4101, 4102}, { 0, 1, 2, 3, 3, 5, 6}, { 0, 1, 1, 1, 1, 1, 1058}}; [L6000-L6002] static struct hdlc_proto proto = {0, & ppp_close, & ppp_start, & ppp_stop, 0, & ppp_ioctl, & ppp_type_trans, & ppp_rx, 0, & __this_module, 0}; [L6003] static struct header_ops const ppp_header_ops = {& ppp_hard_header, 0, 0, 0, 0}; [L6083] int ldv_retval_0 ; [L6503] Element set_impl[15] ; [L6504] int last_index = 0; [L6638] Set LDV_SKBS ; VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6151] struct ifreq *ldvarg0 ; [L6152] void *tmp ; [L6153] unsigned int ldvarg1 ; [L6154] unsigned int tmp___0 ; [L6155] unsigned short ldvarg4 ; [L6156] unsigned short tmp___1 ; [L6157] struct sk_buff *ldvarg3 ; [L6158] void *tmp___2 ; [L6159] struct net_device *ldvarg5 ; [L6160] void *tmp___3 ; [L6161] void *ldvarg2 ; [L6162] void *tmp___4 ; [L6163] void *ldvarg6 ; [L6164] void *tmp___5 ; [L6165] int tmp___6 ; [L6166] int tmp___7 ; [L6167] int tmp___8 ; [L6168] int tmp___9 ; [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6170] tmp = ldv_zalloc(40UL) [L6171] ldvarg0 = (struct ifreq *)tmp [L6172] tmp___0 = __VERIFIER_nondet_uint() [L6173] ldvarg1 = tmp___0 [L6174] tmp___1 = __VERIFIER_nondet_ushort() [L6175] ldvarg4 = tmp___1 [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6176] tmp___2 = ldv_zalloc(232UL) [L6177] ldvarg3 = (struct sk_buff *)tmp___2 [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6178] tmp___3 = ldv_zalloc(3264UL) [L6179] ldvarg5 = (struct net_device *)tmp___3 [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6180] tmp___4 = ldv_zalloc(1UL) [L6181] ldvarg2 = tmp___4 [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6182] tmp___5 = ldv_zalloc(1UL) [L6183] ldvarg6 = tmp___5 [L6509] set = set_impl [L6510] last_index = 0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6185] ldv_state_variable_1 = 1 [L6186] ref_cnt = 0 [L6187] ldv_state_variable_0 = 1 [L6188] ldv_state_variable_3 = 0 [L6189] ldv_state_variable_2 = 0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6191] tmp___6 = __VERIFIER_nondet_int() [L6193] case 0: [L6199] case 1: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6200] COND TRUE ldv_state_variable_0 != 0 [L6201] tmp___7 = __VERIFIER_nondet_int() [L6203] case 0: [L6211] case 1: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6212] COND TRUE ldv_state_variable_0 == 1 [L5177] struct lock_class_key __key ; [L5126] return (& lock->ldv_6338.rlock); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5166] struct sk_buff *tmp ; [L5168] tmp = (struct sk_buff *)list [L5169] list->next = tmp [L5170] list->prev = tmp [L5171] list->qlen = 0U VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5182] return; VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6073] return (0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6213] ldv_retval_0 = mod_init() [L6214] COND TRUE ldv_retval_0 == 0 [L6215] ldv_state_variable_0 = 3 [L6216] ldv_state_variable_2 = 1 [L6217] ldv_state_variable_3 = 1 [L6110] void *tmp ; [L6111] void *tmp___0 ; [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6113] tmp = ldv_zalloc(3264UL) [L6114] proto_group1 = (struct net_device *)tmp [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6115] tmp___0 = ldv_zalloc(232UL) [L6116] proto_group0 = (struct sk_buff *)tmp___0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6221] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6191] tmp___6 = __VERIFIER_nondet_int() [L6193] case 0: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6194] COND TRUE ldv_state_variable_1 != 0 [L6123] LDV_IN_INTERRUPT = 2 [L6124] timer->data [L6124] timer->function [L5908] struct proto *proto___0 ; [L5909] struct ppp *ppp ; [L5910] struct ppp *tmp ; [L5911] unsigned long flags ; [L5912] raw_spinlock_t *tmp___0 ; [L5914] proto___0 = (struct proto *)arg [L5915] EXPR proto___0->dev [L5373] struct hdlc_device *tmp ; [L5362] void *tmp ; [L5319] return ((void *)dev + 3264U); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5364] tmp = netdev_priv((struct net_device const *)dev) [L5365] return ((struct hdlc_device *)tmp); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5375] tmp = dev_to_hdlc(dev) [L5376] EXPR tmp->state [L5376] return ((struct ppp *)tmp->state); [L5915] tmp = get_ppp(proto___0->dev) [L5916] ppp = tmp [L5126] return (& lock->ldv_6338.rlock); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5917] tmp___0 = spinlock_check(& ppp->lock) [L6726] return __VERIFIER_nondet_ulong(); [L5918] flags = _raw_spin_lock_irqsave(tmp___0) [L5919] proto___0->state [L5920] case 2: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5921] case 3: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5922] case 4: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5923] case 5: [L5931] case 6: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5470] struct sk_buff *skb ; VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6455] struct sk_buff *tmp ; [L6641] void *skb ; [L6642] void *tmp___7 ; [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND FALSE !(tmp___0 != 0) [L5243] tmp = calloc(1UL, size) [L5244] p = tmp [L5246] return (p); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6644] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6645] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6646] COND FALSE !(! skb) [L6517] int i ; [L6519] i = 0 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6520] COND TRUE 1 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6521] COND FALSE !(i < last_index) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6531] COND TRUE last_index < 15 [L6532] set_impl[last_index] = e [L6533] last_index = last_index + 1 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6650] return (skb); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6457] tmp = ldv_skb_alloc() [L6458] return (tmp); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5476] skb = ldv_skb_dequeue_12(& tx_queue) [L5477] COND TRUE (unsigned long )skb != (unsigned long )((struct sk_buff *)0) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6748] return __VERIFIER_nondet_int(); [L6455] struct sk_buff *tmp ; [L6641] void *skb ; [L6642] void *tmp___7 ; [L5235] void *p ; [L5236] void *tmp ; [L5237] int tmp___0 ; [L5239] tmp___0 = __VERIFIER_nondet_int() [L5240] COND TRUE tmp___0 != 0 [L5241] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6644] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6645] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6646] COND TRUE ! skb [L6647] return ((void *)0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6457] tmp = ldv_skb_alloc() [L6458] return (tmp); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5476] skb = ldv_skb_dequeue_12(& tx_queue) [L5477] COND FALSE !((unsigned long )skb != (unsigned long )((struct sk_buff *)0)) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6125] LDV_IN_INTERRUPT = 1 [L6126] ldv_timer_state_1 = 2 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6191] tmp___6 = __VERIFIER_nondet_int() [L6193] case 0: [L6199] case 1: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6200] COND TRUE ldv_state_variable_0 != 0 [L6201] tmp___7 = __VERIFIER_nondet_int() [L6203] case 0: VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6204] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6206] ldv_state_variable_0 = 2 VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6708] int tmp___7 ; [L6599] return (last_index == 0); VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L6710] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6711] COND FALSE !(\read(tmp___7)) VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] [L5278] __VERIFIER_error() VAL [__this_module={4111:4116}, cp_table={-18446744073709551622:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={-18446744073709551624:0}, proto={-18446744073709551630:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={-18446744073709551631:0}, tx_queue={-18446744073709551619:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 1928 locations, 1 error locations. Result: UNSAFE, OverallTime: 16.1s, OverallIterations: 9, TraceHistogramMax: 3, AutomataDifference: 10.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 31007 SDtfs, 25776 SDslu, 51352 SDs, 0 SdLazy, 1799 SolverSat, 548 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9698occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.0s AutomataMinimizationTime, 8 MinimizatonAttempts, 16162 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 541 NumberOfCodeBlocks, 541 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 449 ConstructedInterpolants, 0 QuantifiedInterpolants, 44419 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 54/54 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...