./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0281_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_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0281_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/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 c9a1fee23eedac3d97051809c6053bb68912ddb9 ............................................................................................................................................................................................................................................................ 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_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0281_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/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 c9a1fee23eedac3d97051809c6053bb68912ddb9 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 08:59:02,453 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:59:02,455 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:59:02,462 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:59:02,462 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:59:02,463 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:59:02,463 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:59:02,464 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:59:02,465 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:59:02,466 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:59:02,466 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:59:02,466 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:59:02,467 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:59:02,467 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:59:02,468 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:59:02,469 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:59:02,470 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:59:02,471 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:59:02,472 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:59:02,473 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:59:02,473 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:59:02,474 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:59:02,476 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:59:02,476 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:59:02,476 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:59:02,478 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:59:02,478 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:59:02,479 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:59:02,480 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:59:02,480 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:59:02,481 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:59:02,481 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:59:02,481 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:59:02,481 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:59:02,482 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:59:02,482 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:59:02,483 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 08:59:02,492 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:59:02,492 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:59:02,493 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:59:02,493 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:59:02,494 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:59:02,494 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:59:02,494 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:59:02,494 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:59:02,494 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 08:59:02,495 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:59:02,495 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:59:02,495 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:59:02,495 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:59:02,495 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:59:02,495 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:59:02,495 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:59:02,496 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:59:02,496 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:59:02,496 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:59:02,496 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:59:02,496 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:59:02,498 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:59:02,498 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:59:02,498 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:59:02,498 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:59:02,498 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:59:02,499 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 08:59:02,499 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:59:02,499 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 08:59:02,499 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_e6cbe841-82a3-4e59-b954-87401fb7e1f2/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 -> c9a1fee23eedac3d97051809c6053bb68912ddb9 [2018-11-18 08:59:02,525 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:59:02,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:59:02,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:59:02,538 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:59:02,538 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:59:02,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-11-18 08:59:02,577 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/170a9908b/5a3e5525dc10455aa4d6a16001be43c3/FLAGd869c5578 [2018-11-18 08:59:02,913 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:59:02,914 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/sv-benchmarks/c/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-11-18 08:59:02,920 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/170a9908b/5a3e5525dc10455aa4d6a16001be43c3/FLAGd869c5578 [2018-11-18 08:59:02,934 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/170a9908b/5a3e5525dc10455aa4d6a16001be43c3 [2018-11-18 08:59:02,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:59:02,937 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:59:02,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:59:02,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:59:02,940 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:59:02,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:59:02" (1/1) ... [2018-11-18 08:59:02,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bba66d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:02, skipping insertion in model container [2018-11-18 08:59:02,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:59:02" (1/1) ... [2018-11-18 08:59:02,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:59:02,969 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:59:03,131 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:59:03,135 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:59:03,179 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:59:03,240 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:59:03,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03 WrapperNode [2018-11-18 08:59:03,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:59:03,241 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:59:03,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:59:03,241 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:59:03,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,255 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:59:03,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:59:03,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:59:03,275 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:59:03,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,285 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,285 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:59:03,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:59:03,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:59:03,308 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:59:03,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/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 08:59:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-18 08:59:03,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 08:59:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-18 08:59:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:59:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:59:03,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:59:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 08:59:03,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:59:03,958 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 08:59:03,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:59:03 BoogieIcfgContainer [2018-11-18 08:59:03,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 08:59:03,959 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 08:59:03,959 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 08:59:03,970 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 08:59:03,970 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:59:03" (1/1) ... [2018-11-18 08:59:03,980 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 08:59:04,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:59:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2018-11-18 08:59:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2018-11-18 08:59:04,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 08:59:04,018 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:59:04,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 08:59:04,114 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 08:59:04,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 08:59:04,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2018-11-18 08:59:04,124 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2018-11-18 08:59:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 08:59:04,124 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 08:59:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:59:04,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:59:04,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:59:04,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 08:59:04,237 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2018-11-18 08:59:04,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 08:59:04 ImpRootNode [2018-11-18 08:59:04,265 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 08:59:04,265 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 08:59:04,266 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 08:59:04,266 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 08:59:04,266 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:59:03" (3/4) ... [2018-11-18 08:59:04,270 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 08:59:04,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 08:59:04,271 INFO L168 Benchmark]: Toolchain (without parser) took 1334.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 958.2 MB in the beginning and 1.0 GB in the end (delta: -83.1 MB). Peak memory consumption was 66.3 MB. Max. memory is 11.5 GB. [2018-11-18 08:59:04,272 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 08:59:04,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 303.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-11-18 08:59:04,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.54 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:59:04,274 INFO L168 Benchmark]: Boogie Preprocessor took 32.59 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:59:04,274 INFO L168 Benchmark]: RCFGBuilder took 651.20 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: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 11.5 GB. [2018-11-18 08:59:04,274 INFO L168 Benchmark]: CodeCheck took 305.80 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2018-11-18 08:59:04,275 INFO L168 Benchmark]: Witness Printer took 4.76 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 08:59:04,278 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, 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, 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, 21 NumberOfCodeBlocks, 21 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: 248]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someUnaryDOUBLEoperation at line 153, overapproximation of bitwiseAnd at line 171, overapproximation of someBinaryArithmeticDOUBLEoperation at line 188, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L20] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L147-L161] static const double one_asin = 1.00000000000000000000e+00, huge_asin = 1.000e+300, pio2_hi_asin = 1.57079632679489655800e+00, pio2_lo_asin = 6.12323399573676603587e-17, pio4_hi_asin = 7.85398163397448278999e-01, pS0_asin = 1.66666666666666657415e-01, pS1_asin = -3.25565818622400915405e-01, pS2_asin = 2.01212532134862925881e-01, pS3_asin = -4.00555345006794114027e-02, pS4_asin = 7.91534994289814532176e-04, pS5_asin = 3.47933107596021167570e-05, qS1_asin = -2.40339491173441421878e+00, qS2_asin = 2.02094576023350569471e+00, qS3_asin = -6.88283971605453293030e-01, qS4_asin = 7.70381505559019352791e-02; [L240] double x = __VERIFIER_nondet_double(); [L242] COND TRUE x < -1.0 && x > 1.0 [L244] CALL, EXPR __ieee754_asin(x) [L164] double t, w, p, q, c, r, s; [L165] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L167] FCALL ieee_double_shape_type gh_u; [L168] FCALL gh_u.value = (x) [L169] EXPR, FCALL gh_u.parts.msw [L169] (hx) = gh_u.parts.msw [L170] COND FALSE !(0) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L171] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L172] COND FALSE !(ix >= 0x3ff00000) VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L183] COND TRUE ix < 0x3fe00000 VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L184] COND FALSE !(ix < 0x3e400000) [L188] t = x * x [L189-L192] p = t * (pS0_asin + t * (pS1_asin + t * (pS2_asin + t * (pS3_asin + t * (pS4_asin + t * pS5_asin))))) [L193-L194] q = one_asin + t * (qS1_asin + t * (qS2_asin + t * (qS3_asin + t * qS4_asin))) [L195] w = p / q [L196] RET return x + x * w; VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L244] EXPR __ieee754_asin(x) [L244] double res = __ieee754_asin(x); [L247] CALL, EXPR isnan_double(res) [L18] RET return x != x; [L247] EXPR isnan_double(res) [L247] COND TRUE !isnan_double(res) [L248] __VERIFIER_error() VAL [huge_asin=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, one_asin=1, one_sqrt=1, pio2_hi_asin=785398163397448279/500000000000000000, pio2_lo_asin=612323399573676603587/10000000000000000000000000000000000000, pio4_hi_asin=785398163397448278999/1000000000000000000000, pS0_asin=33333333333333331483/200000000000000000000, pS2_asin=201212532134862925881/1000000000000000000000, pS4_asin=49470937143113408261/62500000000000000000000, pS5_asin=34793310759602116757/1000000000000000000000000, qS2_asin=202094576023350569471/100000000000000000000, qS4_asin=770381505559019352791/10000000000000000000000, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 303.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -188.2 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.54 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.59 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 651.20 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: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 11.5 GB. * CodeCheck took 305.80 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: 27.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Witness Printer took 4.76 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 08:59:05,770 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 08:59:05,771 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 08:59:05,778 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 08:59:05,778 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 08:59:05,779 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 08:59:05,780 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 08:59:05,781 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 08:59:05,782 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 08:59:05,783 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 08:59:05,783 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 08:59:05,783 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 08:59:05,785 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 08:59:05,785 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 08:59:05,786 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 08:59:05,787 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 08:59:05,787 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 08:59:05,789 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 08:59:05,790 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 08:59:05,791 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 08:59:05,791 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 08:59:05,792 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 08:59:05,793 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 08:59:05,794 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 08:59:05,794 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 08:59:05,794 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 08:59:05,795 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 08:59:05,795 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 08:59:05,796 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 08:59:05,796 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 08:59:05,797 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 08:59:05,797 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 08:59:05,797 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 08:59:05,797 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 08:59:05,798 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 08:59:05,799 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 08:59:05,799 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 08:59:05,809 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 08:59:05,809 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 08:59:05,810 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 08:59:05,810 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 08:59:05,810 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 08:59:05,810 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 08:59:05,810 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 08:59:05,811 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 08:59:05,812 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 08:59:05,812 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 08:59:05,812 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 08:59:05,812 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 08:59:05,812 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 08:59:05,812 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 08:59:05,813 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 08:59:05,814 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 08:59:05,814 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 08:59:05,814 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 08:59:05,814 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 08:59:05,814 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 08:59:05,814 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 08:59:05,814 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 08:59:05,814 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 08:59:05,815 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_e6cbe841-82a3-4e59-b954-87401fb7e1f2/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 -> c9a1fee23eedac3d97051809c6053bb68912ddb9 [2018-11-18 08:59:05,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 08:59:05,850 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 08:59:05,852 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 08:59:05,853 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 08:59:05,853 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 08:59:05,853 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/../../sv-benchmarks/c/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-11-18 08:59:05,890 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/4775ddd03/e73fe7b2c55b47298611d7ea7490c389/FLAGbe08577b6 [2018-11-18 08:59:06,209 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 08:59:06,209 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/sv-benchmarks/c/float-newlib/double_req_bl_0281_true-unreach-call.c [2018-11-18 08:59:06,214 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/4775ddd03/e73fe7b2c55b47298611d7ea7490c389/FLAGbe08577b6 [2018-11-18 08:59:06,224 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/data/4775ddd03/e73fe7b2c55b47298611d7ea7490c389 [2018-11-18 08:59:06,226 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 08:59:06,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 08:59:06,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 08:59:06,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 08:59:06,231 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 08:59:06,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a53278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06, skipping insertion in model container [2018-11-18 08:59:06,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 08:59:06,265 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 08:59:06,457 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:59:06,461 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 08:59:06,508 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 08:59:06,533 INFO L195 MainTranslator]: Completed translation [2018-11-18 08:59:06,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06 WrapperNode [2018-11-18 08:59:06,534 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 08:59:06,534 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 08:59:06,535 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 08:59:06,535 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 08:59:06,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 08:59:06,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 08:59:06,620 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 08:59:06,620 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 08:59:06,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... [2018-11-18 08:59:06,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 08:59:06,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 08:59:06,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 08:59:06,659 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 08:59:06,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:59:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/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 08:59:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-18 08:59:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-18 08:59:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 08:59:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 08:59:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 08:59:06,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 08:59:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 08:59:06,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 08:59:06,880 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 08:59:17,236 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 08:59:17,254 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 08:59:50,576 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 08:59:50,598 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 09:00:01,040 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-18 09:00:49,118 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 09:00:49,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:00:49 BoogieIcfgContainer [2018-11-18 09:00:49,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 09:00:49,119 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 09:00:49,119 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 09:00:49,129 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 09:00:49,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:00:49" (1/1) ... [2018-11-18 09:00:49,139 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 09:00:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:00:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 55 states and 88 transitions. [2018-11-18 09:00:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 88 transitions. [2018-11-18 09:00:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-18 09:00:49,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 09:00:49,205 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-18 09:00:49,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 09:00:49,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 09:00:49,239 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 09:00:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 09:00:49,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 5 states and 4 transitions. [2018-11-18 09:00:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 4 transitions. [2018-11-18 09:00:49,247 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 09:00:49,247 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2018-11-18 09:00:49,255 INFO L775 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2018-11-18 09:00:49,273 INFO L579 CodeCheckObserver]: Invariant with dag size 1 [2018-11-18 09:00:49,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 09:00:49 ImpRootNode [2018-11-18 09:00:49,275 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 09:00:49,276 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 09:00:49,276 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 09:00:49,276 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 09:00:49,276 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 09:00:49" (3/4) ... [2018-11-18 09:00:49,279 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 09:00:49,288 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-18 09:00:49,289 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-18 09:00:49,289 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 09:00:49,350 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_e6cbe841-82a3-4e59-b954-87401fb7e1f2/bin-2019/ukojak/witness.graphml [2018-11-18 09:00:49,352 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 09:00:49,353 INFO L168 Benchmark]: Toolchain (without parser) took 103126.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 950.5 MB in the beginning and 1.0 GB in the end (delta: -60.8 MB). Peak memory consumption was 72.3 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:49,354 INFO L168 Benchmark]: CDTParser took 0.13 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 09:00:49,354 INFO L168 Benchmark]: CACSL2BoogieTranslator took 306.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 929.1 MB in the end (delta: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:49,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 929.1 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:49,354 INFO L168 Benchmark]: Boogie Preprocessor took 38.66 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:49,355 INFO L168 Benchmark]: RCFGBuilder took 102460.13 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: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:49,355 INFO L168 Benchmark]: CodeCheck took 156.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:49,355 INFO L168 Benchmark]: Witness Printer took 76.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. [2018-11-18 09:00:49,357 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, 78 locations, 1 error locations. SAFE Result, 0.1s OverallTime, 2 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 17 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 74 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, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 81 SizeOfPredicates, 0 NumberOfNonLiveVariables, 35 ConjunctsInSsa, 1 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 - PositiveResult [Line: 248]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 232]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 306.35 ms. Allocated memory is still 1.0 GB. Free memory was 950.5 MB in the beginning and 929.1 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 85.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 929.1 MB in the beginning and 1.1 GB in the end (delta: -198.3 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.66 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 102460.13 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: 82.5 MB). Peak memory consumption was 82.5 MB. Max. memory is 11.5 GB. * CodeCheck took 156.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. * Witness Printer took 76.59 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.4 MB). Peak memory consumption was 13.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be correct! [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...