./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d_true-unreach-call.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_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/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 bc388f4eaa6aadf687b7d35c78a026571921b2b6 ................................................................................................................................................................................................................................................... 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_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032d_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/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 bc388f4eaa6aadf687b7d35c78a026571921b2b6 .................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 34 --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:39:49,870 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:39:49,871 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:39:49,878 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:39:49,878 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:39:49,879 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:39:49,880 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:39:49,881 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:39:49,882 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:39:49,882 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:39:49,883 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:39:49,883 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:39:49,884 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:39:49,884 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:39:49,885 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:39:49,885 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:39:49,886 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:39:49,887 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:39:49,888 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:39:49,889 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:39:49,889 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:39:49,890 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:39:49,891 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:39:49,891 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:39:49,891 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:39:49,892 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:39:49,892 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:39:49,893 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:39:49,894 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:39:49,894 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:39:49,894 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:39:49,895 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:39:49,895 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:39:49,895 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:39:49,896 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:39:49,896 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:39:49,897 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:39:49,907 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:39:49,907 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:39:49,908 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:39:49,908 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:39:49,908 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:39:49,908 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:39:49,909 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:39:49,909 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:39:49,909 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:39:49,909 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:39:49,909 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:39:49,909 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:39:49,909 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:39:49,910 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:39:49,910 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:39:49,910 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:39:49,910 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:39:49,910 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:39:49,910 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:39:49,910 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:39:49,910 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:39:49,911 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:39:49,911 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:39:49,911 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:39:49,911 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:39:49,911 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:39:49,911 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:39:49,911 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:39:49,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:39:49,912 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_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/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 -> bc388f4eaa6aadf687b7d35c78a026571921b2b6 [2018-11-18 14:39:49,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:39:49,944 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:39:49,947 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:39:49,948 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:39:49,948 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:39:49,949 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032d_true-unreach-call.c [2018-11-18 14:39:49,994 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/3ad027adc/45f0e2fd92314797a0b1b99837239b62/FLAG57823b171 [2018-11-18 14:39:50,401 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:39:50,401 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/sv-benchmarks/c/float-newlib/double_req_bl_1032d_true-unreach-call.c [2018-11-18 14:39:50,405 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/3ad027adc/45f0e2fd92314797a0b1b99837239b62/FLAG57823b171 [2018-11-18 14:39:50,413 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/3ad027adc/45f0e2fd92314797a0b1b99837239b62 [2018-11-18 14:39:50,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:39:50,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:39:50,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:39:50,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:39:50,419 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:39:50,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,422 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@456efb3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50, skipping insertion in model container [2018-11-18 14:39:50,422 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,430 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:39:50,449 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:39:50,579 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:39:50,582 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:39:50,603 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:39:50,617 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:39:50,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50 WrapperNode [2018-11-18 14:39:50,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:39:50,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:39:50,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:39:50,618 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:39:50,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,629 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:39:50,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:39:50,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:39:50,684 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:39:50,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,703 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:50,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:39:50,706 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:39:50,706 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:39:50,707 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:39:50,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/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 14:39:50,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 14:39:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:39:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 14:39:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:39:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:39:50,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:39:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:39:50,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:39:50,996 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:39:50,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:39:50 BoogieIcfgContainer [2018-11-18 14:39:50,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:39:50,997 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:39:50,997 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:39:51,004 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:39:51,005 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:39:50" (1/1) ... [2018-11-18 14:39:51,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:39:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:39:51,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-18 14:39:51,033 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-18 14:39:51,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:39:51,034 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:39:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:39:51,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:39:51,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:39:51,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-18 14:39:51,114 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-18 14:39:51,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:39:51,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:39:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:39:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:39:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:39:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:39:51,251 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 14:39:51,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:39:51 ImpRootNode [2018-11-18 14:39:51,273 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:39:51,273 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:39:51,273 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:39:51,274 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:39:51,274 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:39:50" (3/4) ... [2018-11-18 14:39:51,276 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:39:51,276 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:39:51,277 INFO L168 Benchmark]: Toolchain (without parser) took 861.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -96.8 MB). Peak memory consumption was 30.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:51,278 INFO L168 Benchmark]: CDTParser took 0.14 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 14:39:51,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 200.94 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:51,278 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:51,279 INFO L168 Benchmark]: Boogie Preprocessor took 22.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:39:51,279 INFO L168 Benchmark]: RCFGBuilder took 290.04 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: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:51,279 INFO L168 Benchmark]: CodeCheck took 276.41 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: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:51,280 INFO L168 Benchmark]: Witness Printer took 2.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:39:51,283 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, 29 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 18 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 73, overapproximation of someBinaryArithmeticDOUBLEoperation at line 40, overapproximation of bitwiseAnd at line 72. Possible FailurePath: [L86] double x = -1.0 / 0.0; [L87] CALL, EXPR round_double(x) [L15] __int32_t msw, exponent_less_1023; [L16] __uint32_t lsw; [L18] FCALL ieee_double_shape_type ew_u; [L19] FCALL ew_u.value = (x) [L20] EXPR, FCALL ew_u.parts.msw [L20] (msw) = ew_u.parts.msw [L21] EXPR, FCALL ew_u.parts.lsw [L21] (lsw) = ew_u.parts.lsw [L22] COND FALSE !(0) [L23] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L24] COND FALSE !(exponent_less_1023 < 20) [L38] COND TRUE exponent_less_1023 > 51 [L39] COND FALSE !(exponent_less_1023 == 1024) [L42] RET return x; [L87] EXPR round_double(x) [L87] double res = round_double(x); [L90] CALL, EXPR isinf_double(res) [L65] __int32_t hx, lx; [L67] FCALL ieee_double_shape_type ew_u; [L68] FCALL ew_u.value = (x) [L69] EXPR, FCALL ew_u.parts.msw [L69] (hx) = ew_u.parts.msw [L70] EXPR, FCALL ew_u.parts.lsw [L70] (lx) = ew_u.parts.lsw [L71] COND FALSE !(0) [L72] hx &= 0x7fffffff [L73] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L74] hx = 0x7ff00000 - hx [L75] RET return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L90] EXPR isinf_double(res) [L90] COND TRUE !isinf_double(res) [L91] __VERIFIER_error() * 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 200.94 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 945.5 MB in the end (delta: 13.6 MB). Peak memory consumption was 13.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 126.9 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -176.0 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 290.04 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: 35.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 11.5 GB. * CodeCheck took 276.41 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: 30.6 MB). Peak memory consumption was 30.6 MB. Max. memory is 11.5 GB. * Witness Printer took 2.96 ms. Allocated memory is still 1.2 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 14:39:52,671 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:39:52,672 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:39:52,680 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:39:52,681 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:39:52,681 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:39:52,682 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:39:52,683 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:39:52,684 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:39:52,685 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:39:52,685 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:39:52,686 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:39:52,686 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:39:52,687 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:39:52,687 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:39:52,688 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:39:52,689 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:39:52,690 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:39:52,691 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:39:52,692 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:39:52,692 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:39:52,693 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:39:52,695 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:39:52,695 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:39:52,695 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:39:52,696 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:39:52,696 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:39:52,697 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:39:52,697 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:39:52,698 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:39:52,698 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:39:52,699 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:39:52,699 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:39:52,699 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:39:52,700 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:39:52,700 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:39:52,700 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 14:39:52,710 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:39:52,710 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:39:52,711 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:39:52,711 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:39:52,712 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:39:52,712 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:39:52,712 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:39:52,712 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:39:52,712 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:39:52,712 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:39:52,712 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:39:52,712 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:39:52,713 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:39:52,713 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:39:52,714 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:39:52,714 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:39:52,714 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:39:52,714 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:39:52,714 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:39:52,714 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:39:52,714 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 14:39:52,714 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:39:52,714 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:39:52,715 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:39:52,715 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:39:52,715 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_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/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 -> bc388f4eaa6aadf687b7d35c78a026571921b2b6 [2018-11-18 14:39:52,743 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:39:52,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:39:52,755 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:39:52,756 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:39:52,757 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:39:52,757 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_1032d_true-unreach-call.c [2018-11-18 14:39:52,802 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/32ec6273a/94d572790a4c4c7fa4e905d609fcc04b/FLAG7315c6624 [2018-11-18 14:39:53,128 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:39:53,129 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/sv-benchmarks/c/float-newlib/double_req_bl_1032d_true-unreach-call.c [2018-11-18 14:39:53,133 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/32ec6273a/94d572790a4c4c7fa4e905d609fcc04b/FLAG7315c6624 [2018-11-18 14:39:53,560 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/bin-2019/ukojak/data/32ec6273a/94d572790a4c4c7fa4e905d609fcc04b [2018-11-18 14:39:53,562 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:39:53,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:39:53,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:39:53,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:39:53,566 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:39:53,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d0661fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53, skipping insertion in model container [2018-11-18 14:39:53,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:39:53,591 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:39:53,735 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:39:53,739 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:39:53,762 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:39:53,780 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:39:53,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53 WrapperNode [2018-11-18 14:39:53,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:39:53,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:39:53,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:39:53,782 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:39:53,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:39:53,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:39:53,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:39:53,809 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:39:53,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,818 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... [2018-11-18 14:39:53,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:39:53,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:39:53,837 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:39:53,837 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:39:53,838 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:39:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5d6ef8-f7f1-4684-b19f-6818bdf1975a/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 14:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 14:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 14:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 14:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:39:53,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:39:53,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 14:39:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:39:54,034 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:39:54,079 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:39:54,609 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:39:54,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:39:54 BoogieIcfgContainer [2018-11-18 14:39:54,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:39:54,610 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:39:54,610 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:39:54,617 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:39:54,617 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:39:54" (1/1) ... [2018-11-18 14:39:54,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:39:54,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:39:54,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2018-11-18 14:39:54,647 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2018-11-18 14:39:54,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:39:54,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:39:54,681 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 14:39:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:39:54,707 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:39:54,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:39:54,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:39:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2018-11-18 14:39:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2018-11-18 14:39:54,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:39:54,728 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:39:54,728 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 14:39:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:39:54,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:39:54,943 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:39:54,944 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:39:54,945 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:39:54,945 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:39:54,950 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 85 [2018-11-18 14:39:55,030 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:39:55,032 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:39:55,032 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:39:55,034 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: var is still there: v_arrayElimCell_1 term size 34 at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:221) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:225) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:247) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.ElimStorePlain.elimAllRec(ElimStorePlain.java:199) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:293) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.PartialQuantifierElimination.tryToEliminate(PartialQuantifierElimination.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:439) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:200) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:286) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:162) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:624) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:454) 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 14:39:55,037 INFO L168 Benchmark]: Toolchain (without parser) took 1474.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -122.8 MB). Peak memory consumption was 29.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:55,038 INFO L168 Benchmark]: CDTParser took 0.16 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 14:39:55,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 217.44 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:55,039 INFO L168 Benchmark]: Boogie Procedure Inliner took 27.34 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:39:55,040 INFO L168 Benchmark]: Boogie Preprocessor took 27.90 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:55,040 INFO L168 Benchmark]: RCFGBuilder took 772.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:55,041 INFO L168 Benchmark]: CodeCheck took 426.25 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: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. [2018-11-18 14:39:55,044 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: var is still there: v_arrayElimCell_1 term size 34 de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: var is still there: v_arrayElimCell_1 term size 34: de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.Elim1Store.elim1(Elim1Store.java:452) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 217.44 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 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 27.34 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.90 ms. Allocated memory is still 1.0 GB. Free memory was 933.6 MB in the beginning and 928.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 772.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 928.3 MB in the beginning and 1.1 GB in the end (delta: -189.1 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * CodeCheck took 426.25 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: 44.9 MB). Peak memory consumption was 44.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...