./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.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_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/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 da6a2bab1a150f96c1704e6bd6399f84c7ef1968 ................................................................................................................................................................................................................................................................................................. 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_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/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 da6a2bab1a150f96c1704e6bd6399f84c7ef1968 ............................................................................................................................................................................................................................... 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 12:21:02,942 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:21:02,943 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:21:02,951 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:21:02,952 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:21:02,952 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:21:02,953 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:21:02,955 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:21:02,956 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:21:02,957 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:21:02,957 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:21:02,957 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:21:02,958 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:21:02,959 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:21:02,960 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:21:02,960 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:21:02,961 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:21:02,962 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:21:02,963 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:21:02,965 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:21:02,965 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:21:02,966 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:21:02,968 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:21:02,968 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:21:02,968 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:21:02,969 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:21:02,970 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:21:02,970 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:21:02,971 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:21:02,972 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:21:02,972 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:21:02,972 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:21:02,973 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:21:02,973 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:21:02,973 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:21:02,974 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:21:02,974 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-09 12:21:02,984 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:21:02,984 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:21:02,984 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:21:02,984 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:21:02,985 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:21:02,985 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:21:02,985 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:21:02,985 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:21:02,985 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 12:21:02,985 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:21:02,985 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:21:02,985 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:21:02,986 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:21:02,986 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:21:02,986 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:21:02,987 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:21:02,987 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:21:02,987 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:21:02,987 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-09 12:21:02,987 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:21:02,987 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 12:21:02,987 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_865bd2a2-3b49-4efb-87ec-086712444c02/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 -> da6a2bab1a150f96c1704e6bd6399f84c7ef1968 [2018-12-09 12:21:03,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:21:03,014 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:21:03,016 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:21:03,017 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:21:03,018 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:21:03,018 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-12-09 12:21:03,060 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/d0b2d74e5/605291764a4e479fb12fa9118a014406/FLAG481dc1b12 [2018-12-09 12:21:03,473 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:21:03,473 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-12-09 12:21:03,477 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/d0b2d74e5/605291764a4e479fb12fa9118a014406/FLAG481dc1b12 [2018-12-09 12:21:03,485 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/d0b2d74e5/605291764a4e479fb12fa9118a014406 [2018-12-09 12:21:03,487 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:21:03,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:21:03,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:21:03,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:21:03,490 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:21:03,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1782ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03, skipping insertion in model container [2018-12-09 12:21:03,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:21:03,511 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:21:03,609 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:21:03,612 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:21:03,626 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:21:03,639 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:21:03,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03 WrapperNode [2018-12-09 12:21:03,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:21:03,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:21:03,639 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:21:03,639 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:21:03,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,649 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:21:03,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:21:03,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:21:03,690 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:21:03,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,701 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,703 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:21:03,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:21:03,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:21:03,704 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:21:03,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/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 12:21:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-09 12:21:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 12:21:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-09 12:21:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:21:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:21:03,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:21:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 12:21:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:21:03,862 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:21:03,862 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-09 12:21:03,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:21:03 BoogieIcfgContainer [2018-12-09 12:21:03,862 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:21:03,863 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:21:03,863 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:21:03,869 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:21:03,869 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:21:03" (1/1) ... [2018-12-09 12:21:03,876 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:21:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-12-09 12:21:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-12-09 12:21:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 12:21:03,898 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:21:04,002 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 12:21:04,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-12-09 12:21:04,025 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-12-09 12:21:04,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 12:21:04,025 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:04,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:21:04,062 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 12:21:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-12-09 12:21:04,121 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-12-09 12:21:04,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 12:21:04,121 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:04,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:21:04,160 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 12:21:04,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:04,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2018-12-09 12:21:04,187 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2018-12-09 12:21:04,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 12:21:04,188 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:04,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:21:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:21:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:21:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 12:21:04,257 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2018-12-09 12:21:04,281 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.12 12:21:04 ImpRootNode [2018-12-09 12:21:04,281 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-09 12:21:04,282 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 12:21:04,282 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 12:21:04,282 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 12:21:04,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:21:03" (3/4) ... [2018-12-09 12:21:04,284 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 12:21:04,284 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 12:21:04,285 INFO L168 Benchmark]: Toolchain (without parser) took 798.14 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 959.2 MB in the beginning and 1.0 GB in the end (delta: -75.2 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:04,286 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:21:04,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 151.07 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:04,287 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:04,287 INFO L168 Benchmark]: Boogie Preprocessor took 14.11 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:04,287 INFO L168 Benchmark]: RCFGBuilder took 158.28 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:04,288 INFO L168 Benchmark]: CodeCheck took 418.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:04,288 INFO L168 Benchmark]: Witness Printer took 3.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:21:04,290 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 4 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 84 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 76 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 261 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 0 QuantifiedInterpolants, 645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 40, overapproximation of someBinaryArithmeticDOUBLEoperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of to_real at line 41. Possible FailurePath: [L1] int __return_main; [L12] double __return_104; [L15] double main__a; [L16] double main__r; [L17] main__a = __VERIFIER_nondet_double() [L18] int main____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L19] COND TRUE main__a >= 20.0 VAL [__return_104=0, __return_main=0] [L21] COND TRUE main__a <= 30.0 [L23] main____CPAchecker_TMP_0 = 1 VAL [__return_104=0, __return_main=0] [L25] COND TRUE main____CPAchecker_TMP_0 != 0 [L28] double __tmp_1; [L29] __tmp_1 = main__a [L30] double inv__A; [L31] inv__A = __tmp_1 [L32] double inv__xi; [L33] double inv__xsi; [L34] double inv__temp; [L35] signed int inv__cond; [L36] signed int inv__exp; [L37] union double_int inv__A_u; [L38] union double_int inv__xi_u; [L39] inv__A_u.d = inv__A [L40] EXPR inv__A_u.i [L40] inv__exp = ((signed int)(((inv__A_u.i) & 2146435072) >> 20)) - 1023 [L41] inv__xi_u.d = 1 [L42] inv__xi_u.i = (1023 - inv__exp) << 20 [L43] EXPR inv__xi_u.d [L43] inv__xi = inv__xi_u.d [L44] inv__cond = 1 VAL [__return_104=0, __return_main=0] [L46] COND TRUE !(inv__cond == 0) [L48] inv__xsi = (2 * inv__xi) - ((inv__A * inv__xi) * inv__xi) [L49] inv__temp = inv__xsi - inv__xi [L50] int inv____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L51] COND FALSE !(inv__temp > 1.0E-10) VAL [__return_104=0, __return_main=0] [L62] COND FALSE !(inv__temp < -1.0E-10) [L68] inv____CPAchecker_TMP_0 = 0 VAL [__return_104=0, __return_main=0] [L56] inv__cond = inv____CPAchecker_TMP_0 [L57] inv__xi = inv__xsi VAL [__return_104=0, __return_main=0] [L46] COND FALSE !(!(inv__cond == 0)) [L75] __return_104 = inv__xi [L76] main__r = __return_104 [L77] int main____CPAchecker_TMP_1; VAL [__return_104=13, __return_main=0] [L78] COND FALSE !(main__r >= 0) VAL [__return_104=13, __return_main=0] [L103] main____CPAchecker_TMP_1 = 0 VAL [__return_104=13, __return_main=0] [L85] int __tmp_2; [L86] __tmp_2 = main____CPAchecker_TMP_1 [L87] int __VERIFIER_assert__cond; [L88] __VERIFIER_assert__cond = __tmp_2 VAL [__return_104=13, __return_main=0] [L89] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_104=13, __return_main=0] [L91] __VERIFIER_error() VAL [__return_104=13, __return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 151.07 ms. Allocated memory is still 1.0 GB. Free memory was 959.2 MB in the beginning and 948.5 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 50.42 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.3 MB). Free memory was 948.5 MB in the beginning and 1.1 GB in the end (delta: -164.7 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.11 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 158.28 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: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 11.5 GB. * CodeCheck took 418.74 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 51.0 MB). Peak memory consumption was 51.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.00 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-09 12:21:05,590 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 12:21:05,591 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 12:21:05,599 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 12:21:05,599 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 12:21:05,600 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 12:21:05,601 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 12:21:05,602 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 12:21:05,603 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 12:21:05,604 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 12:21:05,604 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 12:21:05,604 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 12:21:05,605 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 12:21:05,606 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 12:21:05,606 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 12:21:05,607 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 12:21:05,607 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 12:21:05,608 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 12:21:05,609 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 12:21:05,610 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 12:21:05,610 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 12:21:05,611 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 12:21:05,612 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 12:21:05,612 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 12:21:05,612 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 12:21:05,613 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 12:21:05,613 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 12:21:05,613 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 12:21:05,614 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 12:21:05,614 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 12:21:05,614 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 12:21:05,615 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 12:21:05,615 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 12:21:05,615 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 12:21:05,615 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 12:21:05,616 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 12:21:05,616 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-09 12:21:05,623 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 12:21:05,623 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 12:21:05,624 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 12:21:05,624 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-09 12:21:05,624 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-09 12:21:05,624 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-09 12:21:05,624 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 12:21:05,625 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 12:21:05,625 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-09 12:21:05,626 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-09 12:21:05,626 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 12:21:05,626 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 12:21:05,627 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_865bd2a2-3b49-4efb-87ec-086712444c02/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 -> da6a2bab1a150f96c1704e6bd6399f84c7ef1968 [2018-12-09 12:21:05,645 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 12:21:05,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 12:21:05,657 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 12:21:05,659 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 12:21:05,659 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 12:21:05,660 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-12-09 12:21:05,706 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/69c0eedf5/760617dce73a47dfabc8a88d2206d7fb/FLAGcc0cde0bd [2018-12-09 12:21:06,007 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 12:21:06,008 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-12-09 12:21:06,013 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/69c0eedf5/760617dce73a47dfabc8a88d2206d7fb/FLAGcc0cde0bd [2018-12-09 12:21:06,022 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/bin-2019/ukojak/data/69c0eedf5/760617dce73a47dfabc8a88d2206d7fb [2018-12-09 12:21:06,025 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 12:21:06,026 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 12:21:06,027 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 12:21:06,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 12:21:06,029 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 12:21:06,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3325a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06, skipping insertion in model container [2018-12-09 12:21:06,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,038 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 12:21:06,051 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 12:21:06,170 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:21:06,174 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 12:21:06,194 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 12:21:06,211 INFO L195 MainTranslator]: Completed translation [2018-12-09 12:21:06,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06 WrapperNode [2018-12-09 12:21:06,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 12:21:06,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 12:21:06,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 12:21:06,212 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 12:21:06,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 12:21:06,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 12:21:06,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 12:21:06,237 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 12:21:06,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,244 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... [2018-12-09 12:21:06,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 12:21:06,285 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 12:21:06,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 12:21:06,285 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 12:21:06,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 12:21:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_865bd2a2-3b49-4efb-87ec-086712444c02/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 12:21:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-09 12:21:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-09 12:21:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 12:21:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-09 12:21:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 12:21:06,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 12:21:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 12:21:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 12:21:06,452 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-09 12:21:07,784 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 12:21:07,784 INFO L280 CfgBuilder]: Removed 4 assue(true) statements. [2018-12-09 12:21:07,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:21:07 BoogieIcfgContainer [2018-12-09 12:21:07,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 12:21:07,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-09 12:21:07,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-09 12:21:07,791 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-09 12:21:07,791 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 12:21:07" (1/1) ... [2018-12-09 12:21:07,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 12:21:07,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:07,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-12-09 12:21:07,818 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-12-09 12:21:07,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-09 12:21:07,820 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:07,852 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:21:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:21:07,875 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:21:07,892 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 12:21:28,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:28,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2018-12-09 12:21:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2018-12-09 12:21:28,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 12:21:28,595 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:28,596 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:21:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:21:28,614 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:21:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 12:21:28,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:28,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2018-12-09 12:21:28,642 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2018-12-09 12:21:28,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 12:21:28,643 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:28,644 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:21:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 12:21:28,666 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 12:21:28,687 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-09 12:21:28,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-09 12:21:28,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2018-12-09 12:21:28,719 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2018-12-09 12:21:28,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-09 12:21:28,721 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-09 12:21:28,722 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-09 12:21:38,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-09 12:21:39,041 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 12:21:39,043 INFO L168 Benchmark]: Toolchain (without parser) took 33018.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 943.4 MB in the beginning and 1.0 GB in the end (delta: -103.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:39,045 INFO L168 Benchmark]: CDTParser took 0.17 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 12:21:39,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 184.98 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:39,045 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.62 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 12:21:39,046 INFO L168 Benchmark]: Boogie Preprocessor took 48.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:39,046 INFO L168 Benchmark]: RCFGBuilder took 1499.38 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: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:39,047 INFO L168 Benchmark]: CodeCheck took 31258.26 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: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. [2018-12-09 12:21:39,049 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 0.17 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 184.98 ms. Allocated memory is still 1.0 GB. Free memory was 943.4 MB in the beginning and 927.3 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.62 ms. Allocated memory is still 1.0 GB. Free memory is still 927.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.6 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -193.5 MB). Peak memory consumption was 14.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1499.38 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: 26.4 MB). Peak memory consumption was 26.4 MB. Max. memory is 11.5 GB. * CodeCheck took 31258.26 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: 47.1 MB). Peak memory consumption was 47.1 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...