./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/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 97ac2503801a101f5a44ae44e4a77e81fa872959 .................................................................................................................................................................................................................................................... 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_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/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 97ac2503801a101f5a44ae44e4a77e81fa872959 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:32:20,894 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:32:20,895 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:32:20,904 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:32:20,904 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:32:20,905 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:32:20,906 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:32:20,907 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:32:20,908 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:32:20,909 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:32:20,910 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:32:20,910 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:32:20,911 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:32:20,912 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:32:20,913 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:32:20,914 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:32:20,914 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:32:20,916 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:32:20,917 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:32:20,918 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:32:20,919 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:32:20,920 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:32:20,922 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:32:20,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:32:20,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:32:20,924 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:32:20,924 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:32:20,925 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:32:20,926 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:32:20,927 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:32:20,927 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:32:20,927 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:32:20,928 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:32:20,928 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:32:20,929 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:32:20,929 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:32:20,929 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:32:20,941 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:32:20,941 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:32:20,941 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:32:20,942 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:32:20,942 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:32:20,942 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:32:20,943 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:32:20,943 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:32:20,943 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:32:20,943 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:32:20,943 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:32:20,943 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:32:20,944 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:32:20,944 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:32:20,944 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:32:20,944 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:32:20,944 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:32:20,944 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:32:20,944 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:32:20,945 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:32:20,945 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:32:20,945 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:32:20,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:32:20,945 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:32:20,946 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:32:20,946 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:32:20,946 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:32:20,946 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:32:20,946 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:32:20,946 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_99d556c3-f003-42d4-b598-c57ff31edc7f/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 -> 97ac2503801a101f5a44ae44e4a77e81fa872959 [2018-11-18 14:32:20,973 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:32:20,984 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:32:20,986 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:32:20,988 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:32:20,988 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:32:20,988 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 14:32:21,032 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/6a32f1cc2/f44005b77e42452ba84399052a31be6f/FLAGe3599058e [2018-11-18 14:32:21,386 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:32:21,386 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 14:32:21,393 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/6a32f1cc2/f44005b77e42452ba84399052a31be6f/FLAGe3599058e [2018-11-18 14:32:21,806 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/6a32f1cc2/f44005b77e42452ba84399052a31be6f [2018-11-18 14:32:21,809 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:32:21,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:32:21,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:32:21,812 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:32:21,815 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:32:21,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:32:21" (1/1) ... [2018-11-18 14:32:21,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bb347f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:21, skipping insertion in model container [2018-11-18 14:32:21,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:32:21" (1/1) ... [2018-11-18 14:32:21,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:32:21,842 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:32:21,984 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:32:21,988 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:32:22,008 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:32:22,025 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:32:22,026 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22 WrapperNode [2018-11-18 14:32:22,026 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:32:22,026 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:32:22,026 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:32:22,026 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:32:22,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,056 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:32:22,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:32:22,057 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:32:22,057 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:32:22,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,066 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:32:22,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:32:22,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:32:22,129 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:32:22,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/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 [2018-11-18 14:32:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 14:32:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:32:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 14:32:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:32:22,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:32:22,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:32:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:32:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:32:22,326 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:32:22,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:22 BoogieIcfgContainer [2018-11-18 14:32:22,327 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:32:22,328 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:32:22,334 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:32:22,345 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:32:22,346 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:22" (1/1) ... [2018-11-18 14:32:22,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:22,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:22,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-11-18 14:32:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-11-18 14:32:22,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:32:22,392 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:32:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:32:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:32:22,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:32:22,547 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-18 14:32:22,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:32:22 ImpRootNode [2018-11-18 14:32:22,574 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:32:22,575 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:32:22,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:32:22,575 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:32:22,575 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:22" (3/4) ... [2018-11-18 14:32:22,579 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:32:22,579 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:32:22,580 INFO L168 Benchmark]: Toolchain (without parser) took 770.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -112.8 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:22,582 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:22,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 214.54 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,583 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.07 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:22,584 INFO L168 Benchmark]: Boogie Preprocessor took 72.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,584 INFO L168 Benchmark]: RCFGBuilder took 198.03 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: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,585 INFO L168 Benchmark]: CodeCheck took 246.66 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: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:22,586 INFO L168 Benchmark]: Witness Printer took 4.40 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. [2018-11-18 14:32:22,589 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, 15 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 9 NumberOfCodeBlocks, 9 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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: 54]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someBinaryArithmeticDOUBLEoperation at line 32. Possible FailurePath: [L1] int __return_main; [L12] float __return_72; [L13] int __return_87; [L16] float main__a; [L17] float main__r; [L18] main__a = __VERIFIER_nondet_float() [L19] int main____CPAchecker_TMP_0; VAL [__return_72=0, __return_87=0, __return_main=0] [L20] COND TRUE main__a >= 0.10000000149011612 VAL [__return_72=0, __return_87=0, __return_main=0] [L22] COND TRUE main__a <= 100.0 [L24] main____CPAchecker_TMP_0 = 1 VAL [__return_72=0, __return_87=0, __return_main=0] [L25] COND TRUE main____CPAchecker_TMP_0 != 0 [L28] float __tmp_1; [L29] __tmp_1 = main__a [L30] float InvSqrt__x; [L31] InvSqrt__x = __tmp_1 [L32] float InvSqrt__xhalf = 0.5 * InvSqrt__x; [L33] FCALL union float_int InvSqrt__i; [L34] FCALL InvSqrt__i.f = InvSqrt__x [L35] EXPR, FCALL InvSqrt__i.i [L35] FCALL InvSqrt__i.i = 1597463007 - ((InvSqrt__i.i) >> 1) [L36] EXPR, FCALL InvSqrt__i.f [L36] InvSqrt__x = InvSqrt__i.f [L37] InvSqrt__x = InvSqrt__x * (1.5 - ((InvSqrt__xhalf * InvSqrt__x) * InvSqrt__x)) [L38] __return_72 = InvSqrt__x [L39] main__r = __return_72 [L40] int main____CPAchecker_TMP_1; VAL [__return_72=4, __return_87=0, __return_main=0] [L41] COND FALSE !(main__r >= 0.0) VAL [__return_72=4, __return_87=0, __return_main=0] [L67] main____CPAchecker_TMP_1 = 0 VAL [__return_72=4, __return_87=0, __return_main=0] [L48] int __tmp_2; [L49] __tmp_2 = main____CPAchecker_TMP_1 [L50] int __VERIFIER_assert__cond; [L51] __VERIFIER_assert__cond = __tmp_2 VAL [__return_72=4, __return_87=0, __return_main=0] [L52] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_72=4, __return_87=0, __return_main=0] [L54] __VERIFIER_error() VAL [__return_72=4, __return_87=0, __return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 214.54 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.7 MB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.07 ms. Allocated memory is still 1.0 GB. Free memory is still 945.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.1 MB). Free memory was 945.7 MB in the beginning and 1.1 GB in the end (delta: -164.6 MB). Peak memory consumption was 17.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 198.03 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: 21.4 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * CodeCheck took 246.66 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: 16.9 MB). Peak memory consumption was 16.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.40 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. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 14:32:24,303 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:32:24,305 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:32:24,316 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:32:24,316 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:32:24,317 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:32:24,318 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:32:24,320 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:32:24,321 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:32:24,322 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:32:24,323 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:32:24,323 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:32:24,324 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:32:24,324 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:32:24,326 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:32:24,327 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:32:24,328 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:32:24,330 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:32:24,331 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:32:24,333 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:32:24,334 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:32:24,335 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:32:24,338 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:32:24,338 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:32:24,338 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:32:24,339 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:32:24,340 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:32:24,340 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:32:24,342 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:32:24,343 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:32:24,343 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:32:24,344 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:32:24,344 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:32:24,344 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:32:24,345 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:32:24,346 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:32:24,346 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 14:32:24,359 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:32:24,360 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:32:24,361 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:32:24,361 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:32:24,362 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:32:24,362 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:32:24,362 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:32:24,362 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:32:24,362 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:32:24,363 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:32:24,363 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:32:24,363 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:32:24,363 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:32:24,363 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:32:24,363 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:32:24,364 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:32:24,364 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:32:24,364 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:32:24,364 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:32:24,364 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:32:24,364 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:32:24,365 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:32:24,365 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:32:24,365 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:32:24,365 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:32:24,365 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:32:24,366 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:32:24,366 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 14:32:24,366 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:32:24,366 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:32:24,366 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:32:24,366 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:32:24,367 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_99d556c3-f003-42d4-b598-c57ff31edc7f/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 -> 97ac2503801a101f5a44ae44e4a77e81fa872959 [2018-11-18 14:32:24,404 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:32:24,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:32:24,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:32:24,420 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:32:24,420 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:32:24,421 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 14:32:24,471 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/0c95094db/65365e3a43b14dccaaf72a232b69442e/FLAGbad6ed456 [2018-11-18 14:32:24,825 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:32:24,826 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/sv-benchmarks/c/float-benchs/inv_sqrt_Quake_true-unreach-call.c.v+cfa-reducer.c [2018-11-18 14:32:24,831 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/0c95094db/65365e3a43b14dccaaf72a232b69442e/FLAGbad6ed456 [2018-11-18 14:32:24,845 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/bin-2019/ukojak/data/0c95094db/65365e3a43b14dccaaf72a232b69442e [2018-11-18 14:32:24,848 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:32:24,849 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:32:24,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:32:24,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:32:24,852 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:32:24,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:32:24" (1/1) ... [2018-11-18 14:32:24,855 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d9f242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:24, skipping insertion in model container [2018-11-18 14:32:24,855 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:32:24" (1/1) ... [2018-11-18 14:32:24,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:32:24,879 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:32:25,036 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:32:25,040 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:32:25,060 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:32:25,080 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:32:25,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25 WrapperNode [2018-11-18 14:32:25,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:32:25,081 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:32:25,081 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:32:25,081 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:32:25,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,098 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:32:25,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:32:25,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:32:25,118 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:32:25,124 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,135 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,136 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... [2018-11-18 14:32:25,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:32:25,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:32:25,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:32:25,140 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:32:25,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:32:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_99d556c3-f003-42d4-b598-c57ff31edc7f/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 [2018-11-18 14:32:25,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2018-11-18 14:32:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:32:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 14:32:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:32:25,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:32:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2018-11-18 14:32:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:32:25,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 14:32:35,759 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:32:36,072 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:32:36,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:36 BoogieIcfgContainer [2018-11-18 14:32:36,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:32:36,073 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:32:36,073 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:32:36,082 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:32:36,082 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:32:36" (1/1) ... [2018-11-18 14:32:36,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:32:36,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:32:36,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2018-11-18 14:32:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2018-11-18 14:32:36,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:32:36,119 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:32:36,163 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 14:32:46,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 14:32:46,287 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:505) 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) [2018-11-18 14:32:46,290 INFO L168 Benchmark]: Toolchain (without parser) took 21441.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 950.5 MB in the beginning and 1.1 GB in the end (delta: -159.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:46,292 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:46,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.13 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,293 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.15 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:46,294 INFO L168 Benchmark]: Boogie Preprocessor took 21.59 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:32:46,294 INFO L168 Benchmark]: RCFGBuilder took 10933.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -189.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,295 INFO L168 Benchmark]: CodeCheck took 10215.72 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:32:46,297 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:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 231.13 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 934.4 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 36.15 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.59 ms. Allocated memory is still 1.0 GB. Free memory is still 934.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 10933.73 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 934.4 MB in the beginning and 1.1 GB in the end (delta: -189.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 11.5 GB. * CodeCheck took 10215.72 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: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...