./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d15e59fd1b84d7219285b33cc166f567d0bcf3e ................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d15e59fd1b84d7219285b33cc166f567d0bcf3e .................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 16:06:21,170 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:06:21,171 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:06:21,177 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:06:21,177 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:06:21,178 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:06:21,178 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:06:21,179 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:06:21,180 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:06:21,180 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:06:21,181 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:06:21,181 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:06:21,181 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:06:21,182 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:06:21,182 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:06:21,183 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:06:21,183 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:06:21,184 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:06:21,185 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:06:21,186 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:06:21,186 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:06:21,187 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:06:21,188 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:06:21,188 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:06:21,188 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:06:21,189 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:06:21,189 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:06:21,190 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:06:21,190 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:06:21,190 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:06:21,191 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:06:21,191 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:06:21,191 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:06:21,191 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:06:21,192 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:06:21,192 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:06:21,192 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 16:06:21,199 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:06:21,199 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:06:21,200 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:06:21,200 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:06:21,200 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:06:21,200 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:06:21,200 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:06:21,200 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:06:21,200 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 16:06:21,200 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:06:21,201 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:06:21,201 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:06:21,201 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:06:21,202 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 16:06:21,202 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d15e59fd1b84d7219285b33cc166f567d0bcf3e [2018-12-09 16:06:21,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:06:21,225 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:06:21,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:06:21,228 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:06:21,228 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:06:21,229 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-12-09 16:06:21,263 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/0fe760916/d95129d75ee1431cb95c8dde532e3650/FLAGa5bb36923 [2018-12-09 16:06:21,682 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:06:21,683 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-12-09 16:06:21,686 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/0fe760916/d95129d75ee1431cb95c8dde532e3650/FLAGa5bb36923 [2018-12-09 16:06:21,694 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/0fe760916/d95129d75ee1431cb95c8dde532e3650 [2018-12-09 16:06:21,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:06:21,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:06:21,697 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:06:21,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:06:21,699 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:06:21,699 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed1acf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21, skipping insertion in model container [2018-12-09 16:06:21,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:06:21,714 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:06:21,807 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:06:21,812 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:06:21,824 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:06:21,833 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:06:21,833 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21 WrapperNode [2018-12-09 16:06:21,833 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:06:21,834 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:06:21,834 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:06:21,834 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:06:21,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,887 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:06:21,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:06:21,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:06:21,888 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:06:21,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,896 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,906 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... [2018-12-09 16:06:21,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:06:21,908 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:06:21,909 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:06:21,909 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:06:21,909 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:06:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 16:06:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 16:06:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 16:06:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:06:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:06:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:06:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 16:06:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:06:22,136 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:06:22,136 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 16:06:22,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:22 BoogieIcfgContainer [2018-12-09 16:06:22,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:06:22,137 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:06:22,137 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:06:22,144 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:06:22,144 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:22" (1/1) ... [2018-12-09 16:06:22,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:06:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-12-09 16:06:22,175 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-12-09 16:06:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 16:06:22,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-12-09 16:06:22,295 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-12-09 16:06:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 16:06:22,295 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,326 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-12-09 16:06:22,359 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-12-09 16:06:22,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 16:06:22,359 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-12-09 16:06:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-12-09 16:06:22,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 16:06:22,439 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,469 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-12-09 16:06:22,503 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-12-09 16:06:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 16:06:22,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,533 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-12-09 16:06:22,572 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-12-09 16:06:22,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 16:06:22,573 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,624 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-09 16:06:22,658 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-09 16:06:22,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 16:06:22,658 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,694 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-12-09 16:06:22,739 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-12-09 16:06:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 16:06:22,739 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,779 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-09 16:06:22,825 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-09 16:06:22,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 16:06:22,825 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:22,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-09 16:06:22,917 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-09 16:06:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 16:06:22,917 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:22,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:22,955 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:23,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:23,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2018-12-09 16:06:23,018 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2018-12-09 16:06:23,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 16:06:23,019 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:23,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:06:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 16:06:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 16:06:33,359 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 16:06:33,361 INFO L168 Benchmark]: Toolchain (without parser) took 11664.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 956.0 MB in the beginning and 967.1 MB in the end (delta: -11.1 MB). Peak memory consumption was 90.6 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:33,362 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:06:33,362 INFO L168 Benchmark]: CACSL2BoogieTranslator took 136.38 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:33,362 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -151.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:33,363 INFO L168 Benchmark]: Boogie Preprocessor took 20.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:06:33,363 INFO L168 Benchmark]: RCFGBuilder took 227.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:33,364 INFO L168 Benchmark]: CodeCheck took 11223.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 967.1 MB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:33,366 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 136.38 ms. Allocated memory is still 1.0 GB. Free memory was 956.0 MB in the beginning and 945.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.58 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 101.7 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -151.8 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.80 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 227.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 25.1 MB). Peak memory consumption was 25.1 MB. Max. memory is 11.5 GB. * CodeCheck took 11223.51 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 967.1 MB in the end (delta: 104.8 MB). Peak memory consumption was 104.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 16:06:34,659 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 16:06:34,660 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 16:06:34,666 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 16:06:34,666 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 16:06:34,667 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 16:06:34,667 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 16:06:34,668 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 16:06:34,669 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 16:06:34,669 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 16:06:34,670 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 16:06:34,670 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 16:06:34,670 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 16:06:34,671 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 16:06:34,671 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 16:06:34,671 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 16:06:34,672 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 16:06:34,673 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 16:06:34,674 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 16:06:34,674 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 16:06:34,675 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 16:06:34,675 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 16:06:34,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 16:06:34,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 16:06:34,677 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 16:06:34,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 16:06:34,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 16:06:34,678 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 16:06:34,678 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 16:06:34,679 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 16:06:34,679 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 16:06:34,679 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 16:06:34,679 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 16:06:34,679 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 16:06:34,680 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 16:06:34,680 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 16:06:34,680 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 16:06:34,688 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 16:06:34,688 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 16:06:34,688 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 16:06:34,688 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 16:06:34,689 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 16:06:34,689 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 16:06:34,689 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 16:06:34,689 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 16:06:34,689 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 16:06:34,689 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 16:06:34,689 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 16:06:34,689 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 16:06:34,689 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 16:06:34,690 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 16:06:34,690 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 16:06:34,690 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:06:34,691 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 16:06:34,691 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d15e59fd1b84d7219285b33cc166f567d0bcf3e [2018-12-09 16:06:34,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 16:06:34,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 16:06:34,721 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 16:06:34,723 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 16:06:34,723 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 16:06:34,723 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-12-09 16:06:34,769 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/5ca27fbd6/197faa267770458ea259bf889316ef42/FLAG51badee77 [2018-12-09 16:06:35,168 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 16:06:35,169 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/sv-benchmarks/c/ldv-regression/test27_false-unreach-call_true-termination.c [2018-12-09 16:06:35,172 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/5ca27fbd6/197faa267770458ea259bf889316ef42/FLAG51badee77 [2018-12-09 16:06:35,180 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/data/5ca27fbd6/197faa267770458ea259bf889316ef42 [2018-12-09 16:06:35,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 16:06:35,182 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 16:06:35,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 16:06:35,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 16:06:35,185 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 16:06:35,185 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35, skipping insertion in model container [2018-12-09 16:06:35,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 16:06:35,201 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 16:06:35,296 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:06:35,303 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 16:06:35,317 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 16:06:35,327 INFO L195 MainTranslator]: Completed translation [2018-12-09 16:06:35,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35 WrapperNode [2018-12-09 16:06:35,327 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 16:06:35,328 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 16:06:35,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 16:06:35,328 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 16:06:35,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,339 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,352 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 16:06:35,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 16:06:35,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 16:06:35,352 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 16:06:35,390 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,400 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 16:06:35,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 16:06:35,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 16:06:35,402 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 16:06:35,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:06:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e942cc4d-38b0-4ce0-b445-3bcc8f1ea64e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 16:06:35,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 16:06:35,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-09 16:06:35,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 16:06:35,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 16:06:35,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 16:06:35,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 16:06:35,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 16:06:35,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 16:06:35,782 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 16:06:35,782 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-09 16:06:35,782 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:35 BoogieIcfgContainer [2018-12-09 16:06:35,782 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 16:06:35,783 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 16:06:35,783 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 16:06:35,789 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 16:06:35,789 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:06:35" (1/1) ... [2018-12-09 16:06:35,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 16:06:35,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:35,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-12-09 16:06:35,815 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-12-09 16:06:35,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-09 16:06:35,817 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:35,851 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:35,876 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:35,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:35,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:35,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2018-12-09 16:06:35,889 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2018-12-09 16:06:35,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-09 16:06:35,889 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:35,890 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:35,908 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:35,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:35,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:35,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2018-12-09 16:06:35,996 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2018-12-09 16:06:35,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 16:06:35,996 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:35,997 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:36,018 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:36,025 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2018-12-09 16:06:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2018-12-09 16:06:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-09 16:06:36,157 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:36,158 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:36,179 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:36,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:36,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:36,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-12-09 16:06:36,346 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-12-09 16:06:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-09 16:06:36,346 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:36,347 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:36,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:36,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:36,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:36,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2018-12-09 16:06:36,524 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2018-12-09 16:06:36,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-09 16:06:36,524 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:36,525 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:36,551 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:36,568 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-12-09 16:06:36,716 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-12-09 16:06:36,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 16:06:36,716 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:36,717 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:36,747 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:36,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:36,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2018-12-09 16:06:36,908 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2018-12-09 16:06:36,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-09 16:06:36,909 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:36,909 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:36,941 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:37,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:37,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2018-12-09 16:06:37,125 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2018-12-09 16:06:37,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-09 16:06:37,125 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:37,126 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:37,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:37,160 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:37,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2018-12-09 16:06:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2018-12-09 16:06:37,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-09 16:06:37,376 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:37,377 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:37,433 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:37,465 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:37,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2018-12-09 16:06:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2018-12-09 16:06:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-09 16:06:37,657 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:37,657 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 16:06:37,693 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 16:06:37,747 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 16:06:37,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 16:06:37,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2018-12-09 16:06:37,962 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2018-12-09 16:06:37,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-09 16:06:37,962 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 16:06:37,963 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 16:06:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 16:06:48,008 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-09 16:06:48,010 INFO L168 Benchmark]: Toolchain (without parser) took 12828.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 944.7 MB in the beginning and 804.8 MB in the end (delta: 139.9 MB). Peak memory consumption was 270.5 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:48,011 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 16:06:48,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 144.63 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:48,012 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.19 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:48,012 INFO L168 Benchmark]: Boogie Preprocessor took 49.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -189.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:48,013 INFO L168 Benchmark]: RCFGBuilder took 380.09 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:48,013 INFO L168 Benchmark]: CodeCheck took 12227.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 804.8 MB in the end (delta: 286.2 MB). Peak memory consumption was 286.2 MB. Max. memory is 11.5 GB. [2018-12-09 16:06:48,015 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:509) * 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 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 144.63 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 934.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.19 ms. Allocated memory is still 1.0 GB. Free memory was 934.0 MB in the beginning and 928.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 49.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -189.5 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 380.09 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * CodeCheck took 12227.26 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 804.8 MB in the end (delta: 286.2 MB). Peak memory consumption was 286.2 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...