./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--usb--gl620a.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/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 048ef0ad250350d58f0807a39ca94512db98969a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 048ef0ad250350d58f0807a39ca94512db98969a .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:26:40,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:26:40,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:26:40,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:26:40,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:26:40,602 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:26:40,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:26:40,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:26:40,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:26:40,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:26:40,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:26:40,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:26:40,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:26:40,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:26:40,620 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:26:40,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:26:40,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:26:40,624 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:26:40,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:26:40,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:26:40,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:26:40,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:26:40,637 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:26:40,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:26:40,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:26:40,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:26:40,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:26:40,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:26:40,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:26:40,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:26:40,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:26:40,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:26:40,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:26:40,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:26:40,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:26:40,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:26:40,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:26:40,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:26:40,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:26:40,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:26:40,651 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:26:40,652 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-10-22 11:26:40,664 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:26:40,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:26:40,674 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:26:40,674 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:26:40,674 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:26:40,675 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:26:40,675 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:26:40,675 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:26:40,675 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:26:40,675 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:26:40,675 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:26:40,675 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:26:40,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:26:40,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:26:40,676 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:26:40,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:26:40,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:26:40,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:26:40,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:26:40,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:26:40,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:26:40,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:26:40,678 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:26:40,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:26:40,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:26:40,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:26:40,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:26:40,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:26:40,679 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:26:40,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:26:40,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:26:40,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:26:40,679 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-10-22 11:26:40,679 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan 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 -> Taipan 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 -> 048ef0ad250350d58f0807a39ca94512db98969a [2019-10-22 11:26:40,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:26:40,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:26:40,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:26:40,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:26:40,721 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:26:40,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2019-10-22 11:26:40,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/e8a74e0a4/0cddfb5d99df4c70b77e1b53396bdeff/FLAG0508d590e [2019-10-22 11:26:41,446 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:26:41,446 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2019-10-22 11:26:41,475 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/e8a74e0a4/0cddfb5d99df4c70b77e1b53396bdeff/FLAG0508d590e [2019-10-22 11:26:41,548 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/e8a74e0a4/0cddfb5d99df4c70b77e1b53396bdeff [2019-10-22 11:26:41,554 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:26:41,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:26:41,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:41,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:26:41,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:26:41,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:41" (1/1) ... [2019-10-22 11:26:41,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@716064af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:41, skipping insertion in model container [2019-10-22 11:26:41,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:41" (1/1) ... [2019-10-22 11:26:41,569 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:26:41,649 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:26:42,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:42,675 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:26:42,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:42,899 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:26:42,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42 WrapperNode [2019-10-22 11:26:42,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:42,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:42,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:26:42,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:26:42,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:42,954 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:43,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:26:43,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:26:43,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:26:43,070 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... [2019-10-22 11:26:43,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:26:43,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:26:43,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:26:43,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:26:43,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/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 [2019-10-22 11:26:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-22 11:26:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 11:26:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 11:26:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:26:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:26:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 11:26:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 11:26:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:26:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 11:26:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:26:43,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 11:26:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:26:43,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-22 11:26:43,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:26:43,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:26:45,260 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:26:45,261 INFO L284 CfgBuilder]: Removed 232 assume(true) statements. [2019-10-22 11:26:45,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:45 BoogieIcfgContainer [2019-10-22 11:26:45,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:26:45,263 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:26:45,263 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:26:45,269 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:26:45,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:26:41" (1/3) ... [2019-10-22 11:26:45,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fad3fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:45, skipping insertion in model container [2019-10-22 11:26:45,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:42" (2/3) ... [2019-10-22 11:26:45,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fad3fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:26:45, skipping insertion in model container [2019-10-22 11:26:45,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:26:45" (3/3) ... [2019-10-22 11:26:45,273 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2019-10-22 11:26:45,284 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:26:45,295 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 11:26:45,308 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 11:26:45,340 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:26:45,341 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:26:45,341 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:26:45,341 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:26:45,341 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:26:45,341 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:26:45,341 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:26:45,341 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:26:45,369 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states. [2019-10-22 11:26:45,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 11:26:45,379 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:45,379 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] [2019-10-22 11:26:45,383 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:45,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:45,390 INFO L82 PathProgramCache]: Analyzing trace with hash 1285973070, now seen corresponding path program 1 times [2019-10-22 11:26:45,399 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:45,399 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10589543] [2019-10-22 11:26:45,400 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:45,400 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:45,400 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:45,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:45,875 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10589543] [2019-10-22 11:26:45,876 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:45,876 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:45,876 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438417438] [2019-10-22 11:26:45,881 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:26:45,882 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:45,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:26:45,896 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:45,898 INFO L87 Difference]: Start difference. First operand 247 states. Second operand 3 states. [2019-10-22 11:26:46,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:46,062 INFO L93 Difference]: Finished difference Result 683 states and 994 transitions. [2019-10-22 11:26:46,064 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:26:46,065 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2019-10-22 11:26:46,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:46,088 INFO L225 Difference]: With dead ends: 683 [2019-10-22 11:26:46,088 INFO L226 Difference]: Without dead ends: 439 [2019-10-22 11:26:46,092 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 [2019-10-22 11:26:46,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2019-10-22 11:26:46,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2019-10-22 11:26:46,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 439 states. [2019-10-22 11:26:46,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 626 transitions. [2019-10-22 11:26:46,201 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 626 transitions. Word has length 23 [2019-10-22 11:26:46,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:46,201 INFO L462 AbstractCegarLoop]: Abstraction has 439 states and 626 transitions. [2019-10-22 11:26:46,201 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:26:46,201 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 626 transitions. [2019-10-22 11:26:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-22 11:26:46,203 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:46,203 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] [2019-10-22 11:26:46,203 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:46,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:46,204 INFO L82 PathProgramCache]: Analyzing trace with hash -49919091, now seen corresponding path program 1 times [2019-10-22 11:26:46,204 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:46,204 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155838833] [2019-10-22 11:26:46,204 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:46,204 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:46,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:46,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:26:46,363 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155838833] [2019-10-22 11:26:46,364 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:46,364 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 11:26:46,364 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944582480] [2019-10-22 11:26:46,366 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 11:26:46,366 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:46,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 11:26:46,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 11:26:46,366 INFO L87 Difference]: Start difference. First operand 439 states and 626 transitions. Second operand 5 states. [2019-10-22 11:26:46,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:46,523 INFO L93 Difference]: Finished difference Result 1285 states and 1835 transitions. [2019-10-22 11:26:46,524 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:26:46,524 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 30 [2019-10-22 11:26:46,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:46,528 INFO L225 Difference]: With dead ends: 1285 [2019-10-22 11:26:46,532 INFO L226 Difference]: Without dead ends: 856 [2019-10-22 11:26:46,534 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 [2019-10-22 11:26:46,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2019-10-22 11:26:46,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 856. [2019-10-22 11:26:46,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 856 states. [2019-10-22 11:26:46,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1218 transitions. [2019-10-22 11:26:46,608 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1218 transitions. Word has length 30 [2019-10-22 11:26:46,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:46,609 INFO L462 AbstractCegarLoop]: Abstraction has 856 states and 1218 transitions. [2019-10-22 11:26:46,609 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 11:26:46,609 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1218 transitions. [2019-10-22 11:26:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2019-10-22 11:26:46,620 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:46,620 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-22 11:26:46,621 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:46,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:46,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1270159628, now seen corresponding path program 1 times [2019-10-22 11:26:46,621 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:46,622 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826261462] [2019-10-22 11:26:46,622 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:46,622 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:46,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-22 11:26:46,733 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826261462] [2019-10-22 11:26:46,733 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:46,733 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:46,733 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501680190] [2019-10-22 11:26:46,734 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:26:46,734 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:46,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:26:46,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:46,734 INFO L87 Difference]: Start difference. First operand 856 states and 1218 transitions. Second operand 3 states. [2019-10-22 11:26:46,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:46,836 INFO L93 Difference]: Finished difference Result 1876 states and 2693 transitions. [2019-10-22 11:26:46,836 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:26:46,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2019-10-22 11:26:46,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:46,840 INFO L225 Difference]: With dead ends: 1876 [2019-10-22 11:26:46,841 INFO L226 Difference]: Without dead ends: 1035 [2019-10-22 11:26:46,843 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 [2019-10-22 11:26:46,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1035 states. [2019-10-22 11:26:46,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1035 to 1028. [2019-10-22 11:26:46,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1028 states. [2019-10-22 11:26:46,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 1028 states and 1486 transitions. [2019-10-22 11:26:46,875 INFO L78 Accepts]: Start accepts. Automaton has 1028 states and 1486 transitions. Word has length 63 [2019-10-22 11:26:46,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:46,876 INFO L462 AbstractCegarLoop]: Abstraction has 1028 states and 1486 transitions. [2019-10-22 11:26:46,876 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:26:46,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1486 transitions. [2019-10-22 11:26:46,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2019-10-22 11:26:46,881 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:46,881 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:46,881 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:46,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:46,882 INFO L82 PathProgramCache]: Analyzing trace with hash -334615225, now seen corresponding path program 1 times [2019-10-22 11:26:46,882 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:46,882 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912215677] [2019-10-22 11:26:46,882 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:46,882 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:46,882 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:47,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-22 11:26:47,024 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912215677] [2019-10-22 11:26:47,024 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:47,024 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 11:26:47,024 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57329058] [2019-10-22 11:26:47,025 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 11:26:47,025 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:47,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 11:26:47,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 11:26:47,026 INFO L87 Difference]: Start difference. First operand 1028 states and 1486 transitions. Second operand 4 states. [2019-10-22 11:26:47,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:47,298 INFO L93 Difference]: Finished difference Result 4703 states and 6791 transitions. [2019-10-22 11:26:47,298 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 11:26:47,299 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 75 [2019-10-22 11:26:47,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:47,310 INFO L225 Difference]: With dead ends: 4703 [2019-10-22 11:26:47,311 INFO L226 Difference]: Without dead ends: 3690 [2019-10-22 11:26:47,313 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 [2019-10-22 11:26:47,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3690 states. [2019-10-22 11:26:47,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3690 to 1044. [2019-10-22 11:26:47,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1044 states. [2019-10-22 11:26:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 1044 states and 1502 transitions. [2019-10-22 11:26:47,382 INFO L78 Accepts]: Start accepts. Automaton has 1044 states and 1502 transitions. Word has length 75 [2019-10-22 11:26:47,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:47,383 INFO L462 AbstractCegarLoop]: Abstraction has 1044 states and 1502 transitions. [2019-10-22 11:26:47,383 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 11:26:47,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1502 transitions. [2019-10-22 11:26:47,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-10-22 11:26:47,385 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:47,385 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:47,386 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:47,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:47,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1920609173, now seen corresponding path program 1 times [2019-10-22 11:26:47,386 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:47,386 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916002643] [2019-10-22 11:26:47,386 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:47,387 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:47,387 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-22 11:26:47,524 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916002643] [2019-10-22 11:26:47,524 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:26:47,524 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:26:47,525 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567588331] [2019-10-22 11:26:47,525 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:26:47,525 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:26:47,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:26:47,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:26:47,526 INFO L87 Difference]: Start difference. First operand 1044 states and 1502 transitions. Second operand 3 states. [2019-10-22 11:26:47,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:26:47,575 INFO L93 Difference]: Finished difference Result 2078 states and 2991 transitions. [2019-10-22 11:26:47,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:26:47,575 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2019-10-22 11:26:47,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:26:47,578 INFO L225 Difference]: With dead ends: 2078 [2019-10-22 11:26:47,579 INFO L226 Difference]: Without dead ends: 1046 [2019-10-22 11:26:47,580 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 [2019-10-22 11:26:47,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1046 states. [2019-10-22 11:26:47,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1046 to 1046. [2019-10-22 11:26:47,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1046 states. [2019-10-22 11:26:47,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1504 transitions. [2019-10-22 11:26:47,618 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1504 transitions. Word has length 77 [2019-10-22 11:26:47,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:26:47,618 INFO L462 AbstractCegarLoop]: Abstraction has 1046 states and 1504 transitions. [2019-10-22 11:26:47,618 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:26:47,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1504 transitions. [2019-10-22 11:26:47,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2019-10-22 11:26:47,620 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:26:47,620 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:26:47,620 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:26:47,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:26:47,621 INFO L82 PathProgramCache]: Analyzing trace with hash -1082362609, now seen corresponding path program 1 times [2019-10-22 11:26:47,621 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:26:47,621 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809143945] [2019-10-22 11:26:47,621 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:47,621 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:26:47,622 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:26:47,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:47,778 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-22 11:26:47,779 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809143945] [2019-10-22 11:26:47,782 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1840253702] [2019-10-22 11:26:47,783 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:26:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:26:48,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 1170 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-22 11:26:48,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:26:48,156 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-22 11:26:48,157 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:26:48,190 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-22 11:26:48,190 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleAbstractInterpretation [111522244] [2019-10-22 11:26:48,196 INFO L211 CegarAbsIntRunner]: Running AI on error trace of length 80 [2019-10-22 11:26:48,248 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2019-10-22 11:26:48,248 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-22 11:26:48,893 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-22 11:26:48,893 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: inappropriate decl info IMPLEMENTATION at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Boogie2SmtSymbolTable.getBoogieVar(Boogie2SmtSymbolTable.java:222) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalStatementProcessor.getBoogieVar(NonrelationalStatementProcessor.java:348) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalStatementProcessor.handleHavocStatement(NonrelationalStatementProcessor.java:325) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalStatementProcessor.processStatement(NonrelationalStatementProcessor.java:159) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalStatementProcessor.process(NonrelationalStatementProcessor.java:138) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalStatementProcessor.process(NonrelationalStatementProcessor.java:107) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalPostOperator.handleInternalTransition(NonrelationalPostOperator.java:422) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalPostOperator.handleInternalTransition(NonrelationalPostOperator.java:413) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalPostOperator.apply(NonrelationalPostOperator.java:140) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.nonrelational.NonrelationalPostOperator.apply(NonrelationalPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.compound.CompoundDomainPostOperator.applyInternally(CompoundDomainPostOperator.java:306) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.compound.CompoundDomainPostOperator.apply(CompoundDomainPostOperator.java:131) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.compound.CompoundDomainPostOperator.apply(CompoundDomainPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.restoreOriginalStateVariables(PoormanCachedPostOperation.java:322) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:120) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:323) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:519) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:323) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.(CegarAbsIntRunner.java:158) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleAbstractInterpretation.getOrConstructRunner(IpTcStrategyModuleAbstractInterpretation.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleAbstractInterpretation.construct(IpTcStrategyModuleAbstractInterpretation.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:299) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:184) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-22 11:26:48,901 INFO L168 Benchmark]: Toolchain (without parser) took 7344.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 202.4 MB). Free memory was 940.5 MB in the beginning and 1.2 GB in the end (delta: -212.0 MB). Peak memory consumption was 320.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:48,902 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:26:48,902 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1344.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 940.5 MB in the beginning and 1.0 GB in the end (delta: -89.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:48,903 INFO L168 Benchmark]: Boogie Procedure Inliner took 158.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:48,903 INFO L168 Benchmark]: Boogie Preprocessor took 150.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:48,904 INFO L168 Benchmark]: RCFGBuilder took 2051.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -22.8 MB). Peak memory consumption was 179.9 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:48,904 INFO L168 Benchmark]: TraceAbstraction took 3634.18 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -120.7 MB). Peak memory consumption was 280.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:26:48,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1344.66 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.1 MB). Free memory was 940.5 MB in the beginning and 1.0 GB in the end (delta: -89.9 MB). Peak memory consumption was 55.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 158.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 150.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2051.42 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -22.8 MB). Peak memory consumption was 179.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3634.18 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -120.7 MB). Peak memory consumption was 280.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: inappropriate decl info IMPLEMENTATION de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: inappropriate decl info IMPLEMENTATION: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Boogie2SmtSymbolTable.getBoogieVar(Boogie2SmtSymbolTable.java:222) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 11:26:50,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:26:50,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:26:50,952 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:26:50,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:26:50,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:26:50,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:26:50,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:26:50,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:26:50,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:26:50,959 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:26:50,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:26:50,960 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:26:50,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:26:50,962 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:26:50,963 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:26:50,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:26:50,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:26:50,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:26:50,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:26:50,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:26:50,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:26:50,970 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:26:50,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:26:50,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:26:50,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:26:50,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:26:50,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:26:50,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:26:50,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:26:50,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:26:50,977 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:26:50,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:26:50,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:26:50,979 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:26:50,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:26:50,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:26:50,979 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:26:50,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:26:50,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:26:50,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:26:50,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-10-22 11:26:50,992 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:26:50,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:26:50,993 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:26:50,993 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:26:50,994 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:26:50,994 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:26:50,994 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:26:50,994 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:26:50,994 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:26:50,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:26:50,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:26:50,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:26:50,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:26:50,996 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:26:50,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:26:50,996 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:26:50,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:26:50,996 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:26:50,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:26:50,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:26:50,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:26:50,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:26:50,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:26:50,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:26:50,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:26:50,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:26:50,998 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:26:50,998 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:26:50,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:26:50,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:26:50,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:26:50,998 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan 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 -> Taipan 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 -> 048ef0ad250350d58f0807a39ca94512db98969a [2019-10-22 11:26:51,036 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:26:51,050 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:26:51,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:26:51,054 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:26:51,055 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:26:51,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2019-10-22 11:26:51,105 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/87b0f3615/625cbacdb1644365a170833a1e355091/FLAG135fce0b8 [2019-10-22 11:26:51,735 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:26:51,736 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2019-10-22 11:26:51,775 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/87b0f3615/625cbacdb1644365a170833a1e355091/FLAG135fce0b8 [2019-10-22 11:26:51,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/data/87b0f3615/625cbacdb1644365a170833a1e355091 [2019-10-22 11:26:51,884 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:26:51,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:26:51,886 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:51,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:26:51,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:26:51,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:51" (1/1) ... [2019-10-22 11:26:51,893 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43339152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:51, skipping insertion in model container [2019-10-22 11:26:51,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:26:51" (1/1) ... [2019-10-22 11:26:51,900 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:26:51,989 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:26:52,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:52,979 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:26:53,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:26:53,233 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:26:53,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53 WrapperNode [2019-10-22 11:26:53,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:26:53,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:53,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:26:53,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:26:53,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:26:53,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:26:53,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:26:53,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:26:53,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,394 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,394 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,478 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... [2019-10-22 11:26:53,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:26:53,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:26:53,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:26:53,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:26:53,512 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/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 [2019-10-22 11:26:53,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-10-22 11:26:53,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 11:26:53,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-22 11:26:53,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-10-22 11:26:53,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-22 11:26:53,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2019-10-22 11:26:53,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2019-10-22 11:26:53,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2019-10-22 11:26:53,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2019-10-22 11:26:53,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 11:26:53,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 11:26:53,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:26:53,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2019-10-22 11:26:53,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2019-10-22 11:26:53,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2019-10-22 11:26:53,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 11:26:53,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2019-10-22 11:26:53,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2019-10-22 11:26:53,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:26:53,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:26:53,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 11:26:53,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-10-22 11:26:53,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 11:26:53,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-10-22 11:26:53,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2019-10-22 11:26:53,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:26:53,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:27:00,828 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:27:00,828 INFO L284 CfgBuilder]: Removed 232 assume(true) statements. [2019-10-22 11:27:00,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:00 BoogieIcfgContainer [2019-10-22 11:27:00,829 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:27:00,830 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:27:00,830 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:27:00,834 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:27:00,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:26:51" (1/3) ... [2019-10-22 11:27:00,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a9bac7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:27:00, skipping insertion in model container [2019-10-22 11:27:00,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:26:53" (2/3) ... [2019-10-22 11:27:00,836 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a9bac7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:27:00, skipping insertion in model container [2019-10-22 11:27:00,836 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:00" (3/3) ... [2019-10-22 11:27:00,837 INFO L109 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--gl620a.ko-entry_point.cil.out.i [2019-10-22 11:27:00,848 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:27:00,856 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 11:27:00,866 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 11:27:00,890 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:27:00,890 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:27:00,891 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:27:00,891 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:27:00,891 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:27:00,891 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:27:00,891 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:27:00,891 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:27:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states. [2019-10-22 11:27:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-10-22 11:27:00,920 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:00,921 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] [2019-10-22 11:27:00,923 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:00,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:00,929 INFO L82 PathProgramCache]: Analyzing trace with hash 1411673742, now seen corresponding path program 1 times [2019-10-22 11:27:00,941 INFO L157 tionRefinementEngine]: Executing refinement strategy WALRUS [2019-10-22 11:27:00,941 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [457266594] [2019-10-22 11:27:00,941 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 11:27:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:27:01,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 1 conjunts are in the unsatisfiable core [2019-10-22 11:27:01,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-22 11:27:01,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:27:01,271 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-22 11:27:01,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:27:01,279 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [457266594] [2019-10-22 11:27:01,280 INFO L223 tionRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:27:01,281 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [1, 1] imperfect sequences [] total 1 [2019-10-22 11:27:01,281 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600422602] [2019-10-22 11:27:01,286 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 11:27:01,287 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-10-22 11:27:01,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 11:27:01,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:27:01,302 INFO L87 Difference]: Start difference. First operand 240 states. Second operand 2 states. [2019-10-22 11:27:01,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:27:01,336 INFO L93 Difference]: Finished difference Result 240 states and 343 transitions. [2019-10-22 11:27:01,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 11:27:01,337 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 23 [2019-10-22 11:27:01,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:27:01,344 INFO L225 Difference]: With dead ends: 240 [2019-10-22 11:27:01,346 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:27:01,349 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 11:27:01,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:27:01,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:27:01,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:27:01,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:27:01,373 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-10-22 11:27:01,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:27:01,373 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:27:01,374 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 11:27:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:27:01,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:27:01,575 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 11:27:01,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:27:01,848 INFO L443 ceAbstractionStarter]: For program point L6047(line 6047) no Hoare annotation was computed. [2019-10-22 11:27:01,848 INFO L443 ceAbstractionStarter]: For program point L6014(lines 6014 6042) no Hoare annotation was computed. [2019-10-22 11:27:01,848 INFO L439 ceAbstractionStarter]: At program point L5915(lines 5909 5917) the Hoare annotation is: false [2019-10-22 11:27:01,848 INFO L443 ceAbstractionStarter]: For program point L5948(lines 5948 6006) no Hoare annotation was computed. [2019-10-22 11:27:01,848 INFO L439 ceAbstractionStarter]: At program point L5684-1(lines 5681 5686) the Hoare annotation is: false [2019-10-22 11:27:01,848 INFO L439 ceAbstractionStarter]: At program point L5684(lines 5681 5686) the Hoare annotation is: false [2019-10-22 11:27:01,849 INFO L443 ceAbstractionStarter]: For program point L6015(line 6015) no Hoare annotation was computed. [2019-10-22 11:27:01,849 INFO L443 ceAbstractionStarter]: For program point L6048(lines 6048 6099) no Hoare annotation was computed. [2019-10-22 11:27:01,849 INFO L443 ceAbstractionStarter]: For program point L5949(line 5949) no Hoare annotation was computed. [2019-10-22 11:27:01,849 INFO L439 ceAbstractionStarter]: At program point L5553(lines 5550 5555) the Hoare annotation is: false [2019-10-22 11:27:01,849 INFO L439 ceAbstractionStarter]: At program point L5553-1(lines 5550 5555) the Hoare annotation is: false [2019-10-22 11:27:01,849 INFO L443 ceAbstractionStarter]: For program point L5950(lines 5950 5958) no Hoare annotation was computed. [2019-10-22 11:27:01,849 INFO L443 ceAbstractionStarter]: For program point L6016(lines 6016 6021) no Hoare annotation was computed. [2019-10-22 11:27:01,849 INFO L439 ceAbstractionStarter]: At program point L6446(lines 6445 6447) the Hoare annotation is: false [2019-10-22 11:27:01,849 INFO L439 ceAbstractionStarter]: At program point L6413-3(lines 6412 6414) the Hoare annotation is: false [2019-10-22 11:27:01,849 INFO L439 ceAbstractionStarter]: At program point L6413-2(lines 6412 6414) the Hoare annotation is: false [2019-10-22 11:27:01,850 INFO L439 ceAbstractionStarter]: At program point L6413-1(lines 6412 6414) the Hoare annotation is: false [2019-10-22 11:27:01,850 INFO L439 ceAbstractionStarter]: At program point L6413(lines 6412 6414) the Hoare annotation is: false [2019-10-22 11:27:01,850 INFO L439 ceAbstractionStarter]: At program point L6413-5(lines 6412 6414) the Hoare annotation is: false [2019-10-22 11:27:01,850 INFO L439 ceAbstractionStarter]: At program point L6413-4(lines 6412 6414) the Hoare annotation is: false [2019-10-22 11:27:01,850 INFO L443 ceAbstractionStarter]: For program point L6050(lines 6050 6096) no Hoare annotation was computed. [2019-10-22 11:27:01,850 INFO L443 ceAbstractionStarter]: For program point L5984(line 5984) no Hoare annotation was computed. [2019-10-22 11:27:01,850 INFO L439 ceAbstractionStarter]: At program point L5852(lines 5841 5854) the Hoare annotation is: false [2019-10-22 11:27:01,850 INFO L443 ceAbstractionStarter]: For program point L6051(line 6051) no Hoare annotation was computed. [2019-10-22 11:27:01,850 INFO L443 ceAbstractionStarter]: For program point L5985(lines 5985 5992) no Hoare annotation was computed. [2019-10-22 11:27:01,851 INFO L443 ceAbstractionStarter]: For program point L5952(lines 5952 5956) no Hoare annotation was computed. [2019-10-22 11:27:01,851 INFO L439 ceAbstractionStarter]: At program point L5787(lines 5693 5789) the Hoare annotation is: false [2019-10-22 11:27:01,851 INFO L443 ceAbstractionStarter]: For program point L5754(lines 5754 5761) no Hoare annotation was computed. [2019-10-22 11:27:01,851 INFO L439 ceAbstractionStarter]: At program point L5787-1(lines 5693 5789) the Hoare annotation is: false [2019-10-22 11:27:01,851 INFO L439 ceAbstractionStarter]: At program point L5754-3(lines 5754 5761) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L439 ceAbstractionStarter]: At program point L5754-1(lines 5754 5761) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L443 ceAbstractionStarter]: For program point L5754-2(lines 5754 5761) no Hoare annotation was computed. [2019-10-22 11:27:01,852 INFO L439 ceAbstractionStarter]: At program point L5523(lines 5506 5525) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L439 ceAbstractionStarter]: At program point L5490(lines 5487 5492) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L439 ceAbstractionStarter]: At program point L5523-1(lines 5506 5525) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L439 ceAbstractionStarter]: At program point L5490-1(lines 5487 5492) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L439 ceAbstractionStarter]: At program point L6151(lines 6146 6153) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L439 ceAbstractionStarter]: At program point L6151-1(lines 6146 6153) the Hoare annotation is: false [2019-10-22 11:27:01,852 INFO L443 ceAbstractionStarter]: For program point L6052-2(lines 6050 6096) no Hoare annotation was computed. [2019-10-22 11:27:01,853 INFO L443 ceAbstractionStarter]: For program point L6052(lines 6052 6056) no Hoare annotation was computed. [2019-10-22 11:27:01,853 INFO L443 ceAbstractionStarter]: For program point L6086(line 6086) no Hoare annotation was computed. [2019-10-22 11:27:01,853 INFO L439 ceAbstractionStarter]: At program point L6185(lines 1 6455) the Hoare annotation is: false [2019-10-22 11:27:01,853 INFO L443 ceAbstractionStarter]: For program point L5987(lines 5987 5990) no Hoare annotation was computed. [2019-10-22 11:27:01,853 INFO L439 ceAbstractionStarter]: At program point L6450(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,853 INFO L439 ceAbstractionStarter]: At program point L6450-4(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,853 INFO L439 ceAbstractionStarter]: At program point L6450-3(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,853 INFO L439 ceAbstractionStarter]: At program point L6450-2(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6417-1(lines 6416 6418) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6450-1(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6417(lines 6416 6418) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6450-8(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6450-7(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6450-6(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6450-5(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L439 ceAbstractionStarter]: At program point L6450-12(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,854 INFO L443 ceAbstractionStarter]: For program point L6087(lines 6087 6092) no Hoare annotation was computed. [2019-10-22 11:27:01,855 INFO L439 ceAbstractionStarter]: At program point L6450-11(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,855 INFO L439 ceAbstractionStarter]: At program point L6450-10(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,855 INFO L439 ceAbstractionStarter]: At program point L6450-9(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,855 INFO L439 ceAbstractionStarter]: At program point L6450-13(lines 6449 6451) the Hoare annotation is: false [2019-10-22 11:27:01,855 INFO L443 ceAbstractionStarter]: For program point L5724-2(lines 5724 5728) no Hoare annotation was computed. [2019-10-22 11:27:01,855 INFO L443 ceAbstractionStarter]: For program point L5724(lines 5724 5728) no Hoare annotation was computed. [2019-10-22 11:27:01,855 INFO L443 ceAbstractionStarter]: For program point L5724-5(lines 5724 5728) no Hoare annotation was computed. [2019-10-22 11:27:01,855 INFO L443 ceAbstractionStarter]: For program point L5724-3(lines 5724 5728) no Hoare annotation was computed. [2019-10-22 11:27:01,855 INFO L443 ceAbstractionStarter]: For program point L6385(lines 6385 6388) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L5824-1(lines 5824 5827) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L5824(lines 5824 5827) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L6320-1(lines 6320 6325) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L6320(lines 6320 6325) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L6023(line 6023) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L5561-2(line 5561) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L439 ceAbstractionStarter]: At program point L5561-3(lines 5556 5563) the Hoare annotation is: false [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L5561(line 5561) no Hoare annotation was computed. [2019-10-22 11:27:01,856 INFO L443 ceAbstractionStarter]: For program point L5561-6(line 5561) no Hoare annotation was computed. [2019-10-22 11:27:01,858 INFO L439 ceAbstractionStarter]: At program point L5561-7(lines 5556 5563) the Hoare annotation is: false [2019-10-22 11:27:01,858 INFO L443 ceAbstractionStarter]: For program point L5561-4(line 5561) no Hoare annotation was computed. [2019-10-22 11:27:01,858 INFO L443 ceAbstractionStarter]: For program point L6024(lines 6024 6038) no Hoare annotation was computed. [2019-10-22 11:27:01,858 INFO L439 ceAbstractionStarter]: At program point L5529(lines 5526 5531) the Hoare annotation is: false [2019-10-22 11:27:01,858 INFO L439 ceAbstractionStarter]: At program point L5529-1(lines 5526 5531) the Hoare annotation is: false [2019-10-22 11:27:01,858 INFO L439 ceAbstractionStarter]: At program point L6421-3(lines 6420 6422) the Hoare annotation is: false [2019-10-22 11:27:01,858 INFO L439 ceAbstractionStarter]: At program point L6421-2(lines 6420 6422) the Hoare annotation is: false [2019-10-22 11:27:01,858 INFO L439 ceAbstractionStarter]: At program point L6421-1(lines 6420 6422) the Hoare annotation is: false [2019-10-22 11:27:01,859 INFO L439 ceAbstractionStarter]: At program point L6421(lines 6420 6422) the Hoare annotation is: false [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L5596-1(lines 5596 5603) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L5596-2(lines 5596 5603) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L5596(lines 5596 5603) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L5596-5(lines 5596 5603) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L5596-6(lines 5596 5603) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L5596-3(lines 5596 5603) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L5596-4(lines 5596 5603) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L443 ceAbstractionStarter]: For program point L6026(lines 6026 6031) no Hoare annotation was computed. [2019-10-22 11:27:01,859 INFO L439 ceAbstractionStarter]: At program point L6026-1(lines 6024 6037) the Hoare annotation is: false [2019-10-22 11:27:01,860 INFO L443 ceAbstractionStarter]: For program point L5960(line 5960) no Hoare annotation was computed. [2019-10-22 11:27:01,860 INFO L439 ceAbstractionStarter]: At program point L5630(lines 6380 6391) the Hoare annotation is: false [2019-10-22 11:27:01,860 INFO L439 ceAbstractionStarter]: At program point L6324-1(lines 6313 6327) the Hoare annotation is: false [2019-10-22 11:27:01,860 INFO L439 ceAbstractionStarter]: At program point L6324(lines 6313 6327) the Hoare annotation is: false [2019-10-22 11:27:01,860 INFO L443 ceAbstractionStarter]: For program point L5994(line 5994) no Hoare annotation was computed. [2019-10-22 11:27:01,860 INFO L443 ceAbstractionStarter]: For program point L5961-2(lines 5948 6006) no Hoare annotation was computed. [2019-10-22 11:27:01,860 INFO L443 ceAbstractionStarter]: For program point L5961(lines 5961 5966) no Hoare annotation was computed. [2019-10-22 11:27:01,860 INFO L439 ceAbstractionStarter]: At program point L6424(lines 6423 6425) the Hoare annotation is: false [2019-10-22 11:27:01,860 INFO L443 ceAbstractionStarter]: For program point L6094(line 6094) no Hoare annotation was computed. [2019-10-22 11:27:01,860 INFO L443 ceAbstractionStarter]: For program point L5995(lines 5995 6002) no Hoare annotation was computed. [2019-10-22 11:27:01,861 INFO L443 ceAbstractionStarter]: For program point L6194-3(lines 6192 6211) no Hoare annotation was computed. [2019-10-22 11:27:01,861 INFO L439 ceAbstractionStarter]: At program point L6194-2(lines 6194 6204) the Hoare annotation is: false [2019-10-22 11:27:01,861 INFO L443 ceAbstractionStarter]: For program point L6194-7(lines 6192 6211) no Hoare annotation was computed. [2019-10-22 11:27:01,861 INFO L439 ceAbstractionStarter]: At program point L6194-6(lines 6194 6204) the Hoare annotation is: false [2019-10-22 11:27:01,861 INFO L439 ceAbstractionStarter]: At program point L5765(lines 5709 5788) the Hoare annotation is: false [2019-10-22 11:27:01,861 INFO L439 ceAbstractionStarter]: At program point L5765-1(lines 5709 5788) the Hoare annotation is: false [2019-10-22 11:27:01,861 INFO L443 ceAbstractionStarter]: For program point L5633(line 5633) no Hoare annotation was computed. [2019-10-22 11:27:01,861 INFO L439 ceAbstractionStarter]: At program point L6393-1(lines 1 6455) the Hoare annotation is: false [2019-10-22 11:27:01,861 INFO L439 ceAbstractionStarter]: At program point L6393(lines 1 6455) the Hoare annotation is: false [2019-10-22 11:27:01,862 INFO L443 ceAbstractionStarter]: For program point L6195(lines 6195 6198) no Hoare annotation was computed. [2019-10-22 11:27:01,862 INFO L443 ceAbstractionStarter]: For program point L6195-1(lines 6195 6198) no Hoare annotation was computed. [2019-10-22 11:27:01,862 INFO L443 ceAbstractionStarter]: For program point L6063(line 6063) no Hoare annotation was computed. [2019-10-22 11:27:01,862 INFO L443 ceAbstractionStarter]: For program point L6195-2(lines 6195 6198) no Hoare annotation was computed. [2019-10-22 11:27:01,862 INFO L443 ceAbstractionStarter]: For program point L6195-3(lines 6195 6198) no Hoare annotation was computed. [2019-10-22 11:27:01,862 INFO L443 ceAbstractionStarter]: For program point L5997(lines 5997 6000) no Hoare annotation was computed. [2019-10-22 11:27:01,862 INFO L443 ceAbstractionStarter]: For program point L6064(lines 6064 6072) no Hoare annotation was computed. [2019-10-22 11:27:01,862 INFO L439 ceAbstractionStarter]: At program point L5767(lines 5709 5788) the Hoare annotation is: false [2019-10-22 11:27:01,862 INFO L439 ceAbstractionStarter]: At program point L5767-1(lines 5709 5788) the Hoare annotation is: false [2019-10-22 11:27:01,862 INFO L439 ceAbstractionStarter]: At program point L5602(lines 5589 5605) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5602-3(lines 5589 5605) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5503(lines 5500 5505) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5536-1(lines 5532 5538) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5602-4(lines 5589 5605) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5503-1(lines 5500 5505) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5602-1(lines 5589 5605) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5602-2(lines 5589 5605) the Hoare annotation is: false [2019-10-22 11:27:01,863 INFO L439 ceAbstractionStarter]: At program point L5536(lines 5532 5538) the Hoare annotation is: false [2019-10-22 11:27:01,864 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,864 INFO L439 ceAbstractionStarter]: At program point L6428(lines 6427 6429) the Hoare annotation is: false [2019-10-22 11:27:01,864 INFO L439 ceAbstractionStarter]: At program point L5602-5(lines 5589 5605) the Hoare annotation is: false [2019-10-22 11:27:01,864 INFO L439 ceAbstractionStarter]: At program point L5602-6(lines 5589 5605) the Hoare annotation is: false [2019-10-22 11:27:01,864 INFO L443 ceAbstractionStarter]: For program point L5834(lines 5834 5837) no Hoare annotation was computed. [2019-10-22 11:27:01,864 INFO L443 ceAbstractionStarter]: For program point L5834-3(lines 5834 5837) no Hoare annotation was computed. [2019-10-22 11:27:01,864 INFO L443 ceAbstractionStarter]: For program point L5834-2(lines 5834 5837) no Hoare annotation was computed. [2019-10-22 11:27:01,864 INFO L443 ceAbstractionStarter]: For program point L5834-5(lines 5834 5837) no Hoare annotation was computed. [2019-10-22 11:27:01,864 INFO L443 ceAbstractionStarter]: For program point L6066(lines 6066 6070) no Hoare annotation was computed. [2019-10-22 11:27:01,866 INFO L439 ceAbstractionStarter]: At program point L6165(lines 6154 6167) the Hoare annotation is: false [2019-10-22 11:27:01,866 INFO L443 ceAbstractionStarter]: For program point L6199(lines 6199 6202) no Hoare annotation was computed. [2019-10-22 11:27:01,866 INFO L443 ceAbstractionStarter]: For program point L6199-1(lines 6199 6202) no Hoare annotation was computed. [2019-10-22 11:27:01,866 INFO L439 ceAbstractionStarter]: At program point L6034(lines 5930 6109) the Hoare annotation is: false [2019-10-22 11:27:01,866 INFO L443 ceAbstractionStarter]: For program point L5737(lines 5737 5752) no Hoare annotation was computed. [2019-10-22 11:27:01,866 INFO L443 ceAbstractionStarter]: For program point L5737-1(lines 5737 5752) no Hoare annotation was computed. [2019-10-22 11:27:01,866 INFO L439 ceAbstractionStarter]: At program point L6431-1(lines 6430 6432) the Hoare annotation is: false [2019-10-22 11:27:01,866 INFO L439 ceAbstractionStarter]: At program point L6431(lines 6430 6432) the Hoare annotation is: false [2019-10-22 11:27:01,867 INFO L443 ceAbstractionStarter]: For program point L6101(line 6101) no Hoare annotation was computed. [2019-10-22 11:27:01,867 INFO L443 ceAbstractionStarter]: For program point L5771(lines 5771 5786) no Hoare annotation was computed. [2019-10-22 11:27:01,867 INFO L443 ceAbstractionStarter]: For program point L5771-1(lines 5771 5786) no Hoare annotation was computed. [2019-10-22 11:27:01,867 INFO L439 ceAbstractionStarter]: At program point L5838(lines 5790 5840) the Hoare annotation is: false [2019-10-22 11:27:01,867 INFO L439 ceAbstractionStarter]: At program point L5838-1(lines 5790 5840) the Hoare annotation is: false [2019-10-22 11:27:01,867 INFO L439 ceAbstractionStarter]: At program point L5640-1(lines 5639 5642) the Hoare annotation is: false [2019-10-22 11:27:01,867 INFO L439 ceAbstractionStarter]: At program point L5640-2(lines 5639 5642) the Hoare annotation is: false [2019-10-22 11:27:01,867 INFO L439 ceAbstractionStarter]: At program point L5640(lines 5639 5642) the Hoare annotation is: false [2019-10-22 11:27:01,867 INFO L439 ceAbstractionStarter]: At program point L5640-3(lines 5639 5642) the Hoare annotation is: false [2019-10-22 11:27:01,868 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,868 INFO L443 ceAbstractionStarter]: For program point L6004(line 6004) no Hoare annotation was computed. [2019-10-22 11:27:01,869 INFO L439 ceAbstractionStarter]: At program point L6401(lines 6400 6402) the Hoare annotation is: false [2019-10-22 11:27:01,869 INFO L439 ceAbstractionStarter]: At program point L6104(lines 5930 6109) the Hoare annotation is: false [2019-10-22 11:27:01,869 INFO L439 ceAbstractionStarter]: At program point L6435(lines 6434 6436) the Hoare annotation is: false [2019-10-22 11:27:01,870 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5634) no Hoare annotation was computed. [2019-10-22 11:27:01,870 INFO L439 ceAbstractionStarter]: At program point L5544-1(lines 5539 5546) the Hoare annotation is: false [2019-10-22 11:27:01,870 INFO L439 ceAbstractionStarter]: At program point L5544(lines 5539 5546) the Hoare annotation is: false [2019-10-22 11:27:01,870 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,870 INFO L439 ceAbstractionStarter]: At program point L6205-3(lines 6189 6212) the Hoare annotation is: false [2019-10-22 11:27:01,870 INFO L439 ceAbstractionStarter]: At program point L6205-1(lines 6189 6212) the Hoare annotation is: false [2019-10-22 11:27:01,870 INFO L443 ceAbstractionStarter]: For program point L5974(line 5974) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L6040(line 6040) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L5710(lines 5710 5713) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L5710-1(lines 5710 5713) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L5512-1(lines 5512 5522) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L5512-2(lines 5512 5522) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L5512(lines 5512 5522) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L5512-3(lines 5512 5522) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L443 ceAbstractionStarter]: For program point L6074(line 6074) no Hoare annotation was computed. [2019-10-22 11:27:01,871 INFO L439 ceAbstractionStarter]: At program point L6173(lines 1 6455) the Hoare annotation is: false [2019-10-22 11:27:01,872 INFO L443 ceAbstractionStarter]: For program point L5975(lines 5975 5982) no Hoare annotation was computed. [2019-10-22 11:27:01,872 INFO L439 ceAbstractionStarter]: At program point L6405(lines 6404 6406) the Hoare annotation is: false [2019-10-22 11:27:01,872 INFO L439 ceAbstractionStarter]: At program point L6273(lines 6270 6275) the Hoare annotation is: false [2019-10-22 11:27:01,872 INFO L443 ceAbstractionStarter]: For program point L6075(lines 6075 6079) no Hoare annotation was computed. [2019-10-22 11:27:01,872 INFO L439 ceAbstractionStarter]: At program point L6108(lines 5918 6110) the Hoare annotation is: false [2019-10-22 11:27:01,872 INFO L443 ceAbstractionStarter]: For program point L6075-2(lines 6050 6096) no Hoare annotation was computed. [2019-10-22 11:27:01,872 INFO L439 ceAbstractionStarter]: At program point L5877(lines 5872 5879) the Hoare annotation is: false [2019-10-22 11:27:01,872 INFO L443 ceAbstractionStarter]: For program point L5745-2(lines 5745 5749) no Hoare annotation was computed. [2019-10-22 11:27:01,878 INFO L443 ceAbstractionStarter]: For program point L5745-3(lines 5745 5749) no Hoare annotation was computed. [2019-10-22 11:27:01,878 INFO L443 ceAbstractionStarter]: For program point L5745(lines 5745 5749) no Hoare annotation was computed. [2019-10-22 11:27:01,878 INFO L443 ceAbstractionStarter]: For program point L5745-5(lines 5745 5749) no Hoare annotation was computed. [2019-10-22 11:27:01,878 INFO L439 ceAbstractionStarter]: At program point L6439(lines 6438 6440) the Hoare annotation is: false [2019-10-22 11:27:01,878 INFO L443 ceAbstractionStarter]: For program point L5977(lines 5977 5980) no Hoare annotation was computed. [2019-10-22 11:27:01,878 INFO L443 ceAbstractionStarter]: For program point L5944(lines 5944 6103) no Hoare annotation was computed. [2019-10-22 11:27:01,879 INFO L443 ceAbstractionStarter]: For program point L5779(lines 5779 5783) no Hoare annotation was computed. [2019-10-22 11:27:01,879 INFO L439 ceAbstractionStarter]: At program point L5647(lines 5644 5649) the Hoare annotation is: false [2019-10-22 11:27:01,879 INFO L439 ceAbstractionStarter]: At program point L5647-1(lines 5644 5649) the Hoare annotation is: false [2019-10-22 11:27:01,879 INFO L443 ceAbstractionStarter]: For program point L5779-5(lines 5779 5783) no Hoare annotation was computed. [2019-10-22 11:27:01,879 INFO L443 ceAbstractionStarter]: For program point L5779-2(lines 5779 5783) no Hoare annotation was computed. [2019-10-22 11:27:01,879 INFO L443 ceAbstractionStarter]: For program point L5779-3(lines 5779 5783) no Hoare annotation was computed. [2019-10-22 11:27:01,879 INFO L439 ceAbstractionStarter]: At program point L5647-4(lines 5644 5649) the Hoare annotation is: false [2019-10-22 11:27:01,879 INFO L443 ceAbstractionStarter]: For program point L5515(lines 5515 5519) no Hoare annotation was computed. [2019-10-22 11:27:01,879 INFO L439 ceAbstractionStarter]: At program point L5647-5(lines 5644 5649) the Hoare annotation is: false [2019-10-22 11:27:01,880 INFO L439 ceAbstractionStarter]: At program point L5647-2(lines 5644 5649) the Hoare annotation is: false [2019-10-22 11:27:01,880 INFO L439 ceAbstractionStarter]: At program point L5647-3(lines 5644 5649) the Hoare annotation is: false [2019-10-22 11:27:01,880 INFO L443 ceAbstractionStarter]: For program point L5515-3(lines 5515 5519) no Hoare annotation was computed. [2019-10-22 11:27:01,880 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,880 INFO L443 ceAbstractionStarter]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,880 INFO L443 ceAbstractionStarter]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,880 INFO L443 ceAbstractionStarter]: For program point L6011(line 6011) no Hoare annotation was computed. [2019-10-22 11:27:01,880 INFO L439 ceAbstractionStarter]: At program point L-1-4(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,880 INFO L443 ceAbstractionStarter]: For program point L-1-5(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,880 INFO L439 ceAbstractionStarter]: At program point L-1-7(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L-1-8(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L5945(line 5945) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L-1-9(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L-1-10(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L5813-2(lines 5813 5828) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L-1-11(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L5813-3(lines 5813 5828) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L-1-12(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L5813(lines 5813 5828) no Hoare annotation was computed. [2019-10-22 11:27:01,881 INFO L443 ceAbstractionStarter]: For program point L5813-1(lines 5813 5828) no Hoare annotation was computed. [2019-10-22 11:27:01,882 INFO L439 ceAbstractionStarter]: At program point L-1-14(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,882 INFO L439 ceAbstractionStarter]: At program point L-1-16(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,882 INFO L443 ceAbstractionStarter]: For program point L-1-17(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,882 INFO L443 ceAbstractionStarter]: For program point L-1-18(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,882 INFO L439 ceAbstractionStarter]: At program point L-1-20(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,882 INFO L439 ceAbstractionStarter]: At program point L-1-22(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,882 INFO L443 ceAbstractionStarter]: For program point L-1-23(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,882 INFO L439 ceAbstractionStarter]: At program point L-1-25(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,882 INFO L439 ceAbstractionStarter]: At program point L-1-27(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,882 INFO L443 ceAbstractionStarter]: For program point L-1-28(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,883 INFO L439 ceAbstractionStarter]: At program point L-1-30(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,883 INFO L439 ceAbstractionStarter]: At program point L-1-32(line -1) the Hoare annotation is: false [2019-10-22 11:27:01,883 INFO L443 ceAbstractionStarter]: For program point L-1-33(line -1) no Hoare annotation was computed. [2019-10-22 11:27:01,883 INFO L443 ceAbstractionStarter]: For program point L5946(lines 5946 6009) no Hoare annotation was computed. [2019-10-22 11:27:01,883 INFO L443 ceAbstractionStarter]: For program point L6012(lines 6012 6045) no Hoare annotation was computed. [2019-10-22 11:27:01,883 INFO L443 ceAbstractionStarter]: For program point L5814(lines 5814 5819) no Hoare annotation was computed. [2019-10-22 11:27:01,883 INFO L443 ceAbstractionStarter]: For program point L5814-3(lines 5814 5819) no Hoare annotation was computed. [2019-10-22 11:27:01,883 INFO L439 ceAbstractionStarter]: At program point L6409-1(lines 6408 6410) the Hoare annotation is: false [2019-10-22 11:27:01,883 INFO L439 ceAbstractionStarter]: At program point L6409(lines 6408 6410) the Hoare annotation is: false [2019-10-22 11:27:01,883 INFO L443 ceAbstractionStarter]: For program point L5716-1(lines 5716 5731) no Hoare annotation was computed. [2019-10-22 11:27:01,884 INFO L443 ceAbstractionStarter]: For program point L5716(lines 5716 5731) no Hoare annotation was computed. [2019-10-22 11:27:01,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:27:01 BoogieIcfgContainer [2019-10-22 11:27:01,896 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:27:01,896 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:27:01,896 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:27:01,896 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:27:01,901 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:00" (3/4) ... [2019-10-22 11:27:01,905 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:27:01,939 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 198 nodes and edges [2019-10-22 11:27:01,942 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2019-10-22 11:27:01,944 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2019-10-22 11:27:01,946 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2019-10-22 11:27:01,947 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:27:01,949 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:27:02,142 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bde156e3-3112-4d4d-925e-c6ff2e43da64/bin/utaipan/witness.graphml [2019-10-22 11:27:02,142 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:27:02,147 INFO L168 Benchmark]: Toolchain (without parser) took 10260.66 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 369.1 MB). Free memory was 932.2 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). Peak memory consumption was 250.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:02,147 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:27:02,147 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1347.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 932.2 MB in the beginning and 1.1 GB in the end (delta: -124.4 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:02,148 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:02,148 INFO L168 Benchmark]: Boogie Preprocessor took 144.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:02,148 INFO L168 Benchmark]: RCFGBuilder took 7318.72 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -168.5 MB). Peak memory consumption was 306.4 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:02,149 INFO L168 Benchmark]: TraceAbstraction took 1065.54 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:02,149 INFO L168 Benchmark]: Witness Printer took 246.47 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:02,151 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1347.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.7 MB). Free memory was 932.2 MB in the beginning and 1.1 GB in the end (delta: -124.4 MB). Peak memory consumption was 67.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 131.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 144.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7318.72 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 192.4 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -168.5 MB). Peak memory consumption was 306.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1065.54 ms. Allocated memory is still 1.4 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 115.2 MB). Peak memory consumption was 115.2 MB. Max. memory is 11.5 GB. * Witness Printer took 246.47 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5634]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 5526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5526]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6146]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5644]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6313]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5487]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6400]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5754]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6380]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5550]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5693]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6408]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5550]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5556]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6427]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6416]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6189]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6024]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6438]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5500]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5532]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5589]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5539]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5709]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5872]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5918]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5681]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5639]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5841]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5790]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 5909]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6423]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6412]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6420]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6420]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 240 locations, 1 error locations. Result: SAFE, OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 0 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 114 LocationsWithAnnotation, 114 PreInvPairs, 114 NumberOfFragments, 114 HoareAnnotationTreeSize, 114 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 114 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 968 SizeOfPredicates, 0 NumberOfNonLiveVariables, 85 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 correct! Received shutdown request...