./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0480_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_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0480_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/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 d52986c59e68ce8d16e7f783a8a5ec11939c887c ............................................................................................................................................................................................................................................................... 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_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0480_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/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 d52986c59e68ce8d16e7f783a8a5ec11939c887c .......................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 14:52:49,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:52:49,543 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:52:49,551 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:52:49,552 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:52:49,552 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:52:49,553 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:52:49,554 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:52:49,555 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:52:49,556 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:52:49,556 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:52:49,557 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:52:49,558 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:52:49,558 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:52:49,559 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:52:49,559 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:52:49,560 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:52:49,562 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:52:49,563 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:52:49,564 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:52:49,565 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:52:49,566 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:52:49,567 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:52:49,567 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:52:49,567 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:52:49,568 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:52:49,569 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:52:49,570 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:52:49,570 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:52:49,571 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:52:49,571 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:52:49,572 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:52:49,572 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:52:49,572 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:52:49,573 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:52:49,574 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:52:49,574 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 14:52:49,584 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:52:49,584 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:52:49,584 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:52:49,585 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:52:49,585 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:52:49,585 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:52:49,586 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:52:49,586 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:52:49,587 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:52:49,587 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:52:49,587 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:52:49,587 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:52:49,587 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:52:49,587 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:52:49,587 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:52:49,587 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:52:49,587 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:52:49,588 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:52:49,588 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:52:49,588 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 14:52:49,588 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:52:49,588 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 14:52:49,588 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_678b530a-f874-49b3-b803-da45c9b78a84/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 -> d52986c59e68ce8d16e7f783a8a5ec11939c887c [2018-11-18 14:52:49,611 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:52:49,620 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:52:49,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:52:49,625 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:52:49,626 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:52:49,626 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0480_true-unreach-call.c [2018-11-18 14:52:49,678 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/6ffbc1184/444cce76600b48d3b5addb80b870aba8/FLAGc5fe3e23f [2018-11-18 14:52:50,053 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:52:50,053 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/sv-benchmarks/c/float-newlib/double_req_bl_0480_true-unreach-call.c [2018-11-18 14:52:50,059 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/6ffbc1184/444cce76600b48d3b5addb80b870aba8/FLAGc5fe3e23f [2018-11-18 14:52:50,459 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/6ffbc1184/444cce76600b48d3b5addb80b870aba8 [2018-11-18 14:52:50,461 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:52:50,462 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:52:50,463 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:52:50,463 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:52:50,466 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:52:50,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44e8c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50, skipping insertion in model container [2018-11-18 14:52:50,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:52:50,499 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:52:50,669 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:52:50,672 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:52:50,714 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:52:50,731 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:52:50,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50 WrapperNode [2018-11-18 14:52:50,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:52:50,732 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:52:50,732 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:52:50,733 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:52:50,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,750 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:52:50,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:52:50,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:52:50,816 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:52:50,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,829 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,864 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... [2018-11-18 14:52:50,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:52:50,868 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:52:50,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:52:50,877 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:52:50,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/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 14:52:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 14:52:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 14:52:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 14:52:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 14:52:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 14:52:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:52:50,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:52:50,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:52:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 14:52:50,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:52:51,751 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:52:51,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:52:51 BoogieIcfgContainer [2018-11-18 14:52:51,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:52:51,752 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:52:51,753 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:52:51,760 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:52:51,761 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:52:51" (1/1) ... [2018-11-18 14:52:51,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:52:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:52:51,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2018-11-18 14:52:51,793 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2018-11-18 14:52:51,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:52:51,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:52:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:52:51,874 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 14:52:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:52:51,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2018-11-18 14:52:51,881 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2018-11-18 14:52:51,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:52:51,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:52:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:52:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:52:51,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:52:51,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 14:52:52,012 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 14:52:52,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 02:52:52 ImpRootNode [2018-11-18 14:52:52,052 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 14:52:52,052 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 14:52:52,052 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 14:52:52,052 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 14:52:52,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:52:51" (3/4) ... [2018-11-18 14:52:52,056 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 14:52:52,056 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 14:52:52,057 INFO L168 Benchmark]: Toolchain (without parser) took 1595.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 953.1 MB in the beginning and 1.0 GB in the end (delta: -84.9 MB). Peak memory consumption was 55.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:52:52,058 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:52:52,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.02 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 934.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. [2018-11-18 14:52:52,059 INFO L168 Benchmark]: Boogie Procedure Inliner took 82.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 934.3 MB in the beginning and 1.1 GB in the end (delta: -200.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. [2018-11-18 14:52:52,060 INFO L168 Benchmark]: Boogie Preprocessor took 52.76 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:52:52,061 INFO L168 Benchmark]: RCFGBuilder took 883.47 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: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 11.5 GB. [2018-11-18 14:52:52,061 INFO L168 Benchmark]: CodeCheck took 299.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:52:52,062 INFO L168 Benchmark]: Witness Printer took 4.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:52:52,065 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 2 procedures, 78 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, 64 GetRequests, 64 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 64 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: 237]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 145, overapproximation of bitwiseAnd at line 163, overapproximation of someBinaryArithmeticDOUBLEoperation at line 181, overapproximation of someBinaryDOUBLEComparisonOperation at line 236. Possible FailurePath: [L28] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L140-L153] static const double one_acos = 1.00000000000000000000e+00, pi = 3.14159265358979311600e+00, pio2_hi_acos = 1.57079632679489655800e+00, pio2_lo_acos = 6.12323399573676603587e-17, pS0_acos = 1.66666666666666657415e-01, pS1_acos = -3.25565818622400915405e-01, pS2_acos = 2.01212532134862925881e-01, pS3_acos = -4.00555345006794114027e-02, pS4_acos = 7.91534994289814532176e-04, pS5_acos = 3.47933107596021167570e-05, qS1_acos = -2.40339491173441421878e+00, qS2_acos = 2.02094576023350569471e+00, qS3_acos = -6.88283971605453293030e-01, qS4_acos = 7.70381505559019352791e-02; [L232] double x = 1.0; [L233] CALL, EXPR __ieee754_acos(x) [L156] double z, p, q, r, w, s, c, df; [L157] __int32_t hx, ix; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L159] FCALL ieee_double_shape_type gh_u; [L160] FCALL gh_u.value = (x) [L161] EXPR, FCALL gh_u.parts.msw [L161] (hx) = gh_u.parts.msw [L162] COND FALSE !(0) VAL [one_acos=1, one_sqrt=1, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L163] ix = hx & 0x7fffffff VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/250000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L164] COND FALSE !(ix >= 0x3ff00000) VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L179] COND TRUE ix < 0x3fe00000 [L180] COND TRUE ix <= 0x3c600000 [L181] RET return pio2_hi_acos + pio2_lo_acos; VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L233] EXPR __ieee754_acos(x) [L233] double res = __ieee754_acos(x); [L236] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/500000000000000000, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L236] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L237] __VERIFIER_error() VAL [one_acos=1, one_sqrt=1, pi=785398163397448279/250000000000000000, pi=612323399573676603587/10000000000000000000000000000000000000, pi=785398163397448279/500000000000000000, pS0_acos=33333333333333331483/200000000000000000000, pS2_acos=201212532134862925881/1000000000000000000000, pS4_acos=49470937143113408261/62500000000000000000000, pS5_acos=34793310759602116757/1000000000000000000000000, qS2_acos=202094576023350569471/100000000000000000000, qS4_acos=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * 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 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 269.02 ms. Allocated memory is still 1.0 GB. Free memory was 953.1 MB in the beginning and 934.3 MB in the end (delta: 18.8 MB). Peak memory consumption was 18.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 82.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 934.3 MB in the beginning and 1.1 GB in the end (delta: -200.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.76 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: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 883.47 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: 69.7 MB). Peak memory consumption was 69.7 MB. Max. memory is 11.5 GB. * CodeCheck took 299.66 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.13 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 14:52:53,697 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 14:52:53,698 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 14:52:53,707 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 14:52:53,707 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 14:52:53,707 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 14:52:53,708 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 14:52:53,710 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 14:52:53,711 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 14:52:53,712 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 14:52:53,712 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 14:52:53,713 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 14:52:53,713 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 14:52:53,714 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 14:52:53,715 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 14:52:53,715 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 14:52:53,716 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 14:52:53,717 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 14:52:53,718 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 14:52:53,719 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 14:52:53,720 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 14:52:53,721 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 14:52:53,722 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 14:52:53,722 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 14:52:53,722 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 14:52:53,723 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 14:52:53,724 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 14:52:53,724 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 14:52:53,725 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 14:52:53,725 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 14:52:53,726 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 14:52:53,726 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 14:52:53,726 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 14:52:53,726 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 14:52:53,727 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 14:52:53,727 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 14:52:53,728 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 14:52:53,738 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 14:52:53,738 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 14:52:53,738 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 14:52:53,739 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 14:52:53,739 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 14:52:53,739 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 14:52:53,739 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 14:52:53,739 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 14:52:53,740 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 14:52:53,741 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 14:52:53,741 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 14:52:53,741 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 14:52:53,741 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 14:52:53,741 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 14:52:53,741 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 14:52:53,741 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 14:52:53,742 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 14:52:53,742 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 14:52:53,742 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 14:52:53,742 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 14:52:53,742 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 14:52:53,742 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 14:52:53,742 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 14:52:53,742 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 14:52:53,742 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_678b530a-f874-49b3-b803-da45c9b78a84/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 -> d52986c59e68ce8d16e7f783a8a5ec11939c887c [2018-11-18 14:52:53,775 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 14:52:53,784 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 14:52:53,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 14:52:53,788 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 14:52:53,788 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 14:52:53,788 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0480_true-unreach-call.c [2018-11-18 14:52:53,829 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/55be597bc/b68868ee9c8c468db3730ed4653c5408/FLAGfa690feb4 [2018-11-18 14:52:54,194 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 14:52:54,198 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/sv-benchmarks/c/float-newlib/double_req_bl_0480_true-unreach-call.c [2018-11-18 14:52:54,203 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/55be597bc/b68868ee9c8c468db3730ed4653c5408/FLAGfa690feb4 [2018-11-18 14:52:54,213 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/bin-2019/ukojak/data/55be597bc/b68868ee9c8c468db3730ed4653c5408 [2018-11-18 14:52:54,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 14:52:54,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 14:52:54,217 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 14:52:54,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 14:52:54,220 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 14:52:54,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c0347a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54, skipping insertion in model container [2018-11-18 14:52:54,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 14:52:54,253 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 14:52:54,452 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:52:54,457 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 14:52:54,506 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 14:52:54,529 INFO L195 MainTranslator]: Completed translation [2018-11-18 14:52:54,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54 WrapperNode [2018-11-18 14:52:54,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 14:52:54,531 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 14:52:54,531 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 14:52:54,531 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 14:52:54,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,551 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 14:52:54,571 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 14:52:54,571 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 14:52:54,571 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 14:52:54,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,632 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,632 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... [2018-11-18 14:52:54,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 14:52:54,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 14:52:54,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 14:52:54,659 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 14:52:54,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 02:52:54" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_678b530a-f874-49b3-b803-da45c9b78a84/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 14:52:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 14:52:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 14:52:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure __ieee754_sqrt [2018-11-18 14:52:54,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __ieee754_sqrt [2018-11-18 14:52:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 14:52:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 14:52:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 14:52:54,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 14:52:54,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 14:52:54,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 14:52:54,875 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:53:08,312 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:53:08,324 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:53:41,979 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:53:41,996 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 14:54:29,359 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 14:54:29,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:54:29 BoogieIcfgContainer [2018-11-18 14:54:29,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 14:54:29,360 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 14:54:29,360 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 14:54:29,369 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 14:54:29,369 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 02:54:29" (1/1) ... [2018-11-18 14:54:29,378 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 14:54:29,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:54:29,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 54 states and 84 transitions. [2018-11-18 14:54:29,405 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 84 transitions. [2018-11-18 14:54:29,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-11-18 14:54:29,408 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:54:29,449 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:54:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:54:29,482 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:54:29,493 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 14:54:29,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:54:29,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2018-11-18 14:54:29,503 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2018-11-18 14:54:29,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 14:54:29,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:54:29,504 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:54:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:54:29,572 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:54:29,621 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:29,628 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:29,634 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 14:54:29,694 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:29,696 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:54:29,698 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-11-18 14:54:29,699 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 14:54:29,780 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 14:54:29,784 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:54:29,785 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 11 [2018-11-18 14:54:29,786 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 14:54:29,806 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 14:54:29,809 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 14:54:29,815 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 14:54:29,816 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:44, output treesize:16 [2018-11-18 14:54:29,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 14:54:30,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:54:30,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-11-18 14:54:30,118 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-11-18 14:54:30,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 14:54:30,118 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:54:30,119 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:54:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:54:30,142 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:54:30,143 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 14:54:30,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 14:54:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2018-11-18 14:54:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2018-11-18 14:54:30,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-11-18 14:54:30,147 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 14:54:30,148 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 14:54:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 14:54:33,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 14:54:33,367 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:33,367 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:33,369 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 14:54:33,426 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:33,435 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:54:33,436 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 33 [2018-11-18 14:54:33,437 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,474 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2018-11-18 14:54:33,480 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:54:33,481 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2018-11-18 14:54:33,482 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,499 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,506 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,525 INFO L267 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-2 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2018-11-18 14:54:33,526 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:47, output treesize:19 [2018-11-18 14:54:33,660 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:33,661 INFO L682 Elim1Store]: detected equality via solver [2018-11-18 14:54:33,662 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 43 [2018-11-18 14:54:33,719 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:54:33,721 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 30 [2018-11-18 14:54:33,721 INFO L267 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,740 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2018-11-18 14:54:33,746 INFO L700 Elim1Store]: detected not equals via solver [2018-11-18 14:54:33,747 INFO L477 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 6 [2018-11-18 14:54:33,748 INFO L267 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,752 INFO L267 ElimStorePlain]: Start of recursive call 4: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,756 INFO L267 ElimStorePlain]: Start of recursive call 2: 1 dim-1 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2018-11-18 14:54:33,779 INFO L267 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2018-11-18 14:54:33,779 INFO L202 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:65, output treesize:37 [2018-11-18 14:54:33,930 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 14:55:12,335 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2018-11-18 14:55:12,336 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:225) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.checkSat(WrapperScript.java:116) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.checkSat(ManagedScript.java:141) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkValidity(IncrementalHoareTripleChecker.java:665) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.checkInternal(ProtectiveHoareTripleChecker.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.checkInternal(EfficientHoareTripleChecker.java:65) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.isSatEdge(UltimateChecker.java:236) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.connectOutgoingIfSat(UltimateChecker.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.splitNode(UltimateChecker.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.kojak.UltimateChecker.codeCheck(UltimateChecker.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:489) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1427) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:630) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:205) ... 27 more [2018-11-18 14:55:12,338 INFO L168 Benchmark]: Toolchain (without parser) took 138122.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 949.2 MB in the beginning and 944.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 170.3 MB. Max. memory is 11.5 GB. [2018-11-18 14:55:12,339 INFO L168 Benchmark]: CDTParser took 0.14 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 14:55:12,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.16 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 927.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 14:55:12,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.29 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 14:55:12,340 INFO L168 Benchmark]: Boogie Preprocessor took 87.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 927.7 MB in the beginning and 1.2 GB in the end (delta: -225.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:55:12,341 INFO L168 Benchmark]: RCFGBuilder took 94701.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. [2018-11-18 14:55:12,341 INFO L168 Benchmark]: CodeCheck took 42977.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.5 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.4 MB. Max. memory is 11.5 GB. [2018-11-18 14:55:12,343 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:208) * 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 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 313.16 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 927.7 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 40.29 ms. Allocated memory is still 1.0 GB. Free memory is still 927.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 87.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 165.7 MB). Free memory was 927.7 MB in the beginning and 1.2 GB in the end (delta: -225.4 MB). Peak memory consumption was 16.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 94701.37 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 86.2 MB). Peak memory consumption was 86.2 MB. Max. memory is 11.5 GB. * CodeCheck took 42977.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 944.5 MB in the end (delta: 122.4 MB). Peak memory consumption was 122.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...