./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/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 6710c77e3bf5a7bf39c573c94c62b098a988af37 ............................................................................................................................................................................................................................................................. 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_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/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 6710c77e3bf5a7bf39c573c94c62b098a988af37 ................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:58:07,008 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:58:07,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:58:07,018 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:58:07,019 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:58:07,020 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:58:07,021 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:58:07,022 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:58:07,023 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:58:07,024 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:58:07,025 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:58:07,025 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:58:07,025 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:58:07,026 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:58:07,027 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:58:07,027 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:58:07,028 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:58:07,030 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:58:07,031 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:58:07,032 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:58:07,033 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:58:07,034 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:58:07,036 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:58:07,036 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:58:07,036 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:58:07,037 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:58:07,038 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:58:07,039 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:58:07,039 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:58:07,040 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:58:07,040 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:58:07,041 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:58:07,042 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:58:07,042 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:58:07,042 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:58:07,043 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:58:07,043 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-26 19:58:07,054 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:58:07,055 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:58:07,055 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:58:07,055 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:58:07,056 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:58:07,056 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:58:07,056 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:58:07,056 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:58:07,056 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:58:07,057 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:58:07,058 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:58:07,058 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:58:07,058 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:58:07,058 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:58:07,058 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:58:07,058 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:58:07,058 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:58:07,058 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:58:07,059 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-26 19:58:07,059 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:58:07,059 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 19:58:07,059 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_03c3061b-4e67-4159-bee2-59d203fe2946/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 -> 6710c77e3bf5a7bf39c573c94c62b098a988af37 [2018-10-26 19:58:07,085 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:58:07,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:58:07,097 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:58:07,098 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:58:07,098 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:58:07,099 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 19:58:07,141 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/6b5aafb39/533b99f3d5944278aa07ed748f925b2e/FLAG5a05bc9ad [2018-10-26 19:58:07,506 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:58:07,507 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 19:58:07,512 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/6b5aafb39/533b99f3d5944278aa07ed748f925b2e/FLAG5a05bc9ad [2018-10-26 19:58:07,524 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/6b5aafb39/533b99f3d5944278aa07ed748f925b2e [2018-10-26 19:58:07,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:58:07,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:58:07,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:58:07,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:58:07,532 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:58:07,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f9b5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07, skipping insertion in model container [2018-10-26 19:58:07,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:58:07,572 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:58:07,722 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:58:07,725 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:58:07,739 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:58:07,748 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:58:07,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07 WrapperNode [2018-10-26 19:58:07,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:58:07,749 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:58:07,749 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:58:07,749 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:58:07,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,761 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:58:07,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:58:07,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:58:07,773 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:58:07,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... [2018-10-26 19:58:07,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:58:07,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:58:07,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:58:07,789 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:58:07,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/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 [2018-10-26 19:58:07,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:58:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:58:08,250 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:58:08,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:58:08 BoogieIcfgContainer [2018-10-26 19:58:08,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:58:08,251 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:58:08,251 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:58:08,260 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:58:08,261 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:58:08" (1/1) ... [2018-10-26 19:58:08,270 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:58:08,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-26 19:58:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-26 19:58:08,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:58:08,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:08,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:58:08,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-10-26 19:58:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-10-26 19:58:08,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:58:08,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:08,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:58:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:08,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2018-10-26 19:58:08,710 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2018-10-26 19:58:08,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:58:08,711 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:08,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:58:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:58:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:58:08,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-26 19:58:08,769 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-10-26 19:58:08,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.10 07:58:08 ImpRootNode [2018-10-26 19:58:08,796 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-26 19:58:08,796 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 19:58:08,796 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 19:58:08,796 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 19:58:08,797 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:58:08" (3/4) ... [2018-10-26 19:58:08,800 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-26 19:58:08,800 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 19:58:08,801 INFO L168 Benchmark]: Toolchain (without parser) took 1273.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 961.8 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 4.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:08,802 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:58:08,803 INFO L168 Benchmark]: CACSL2BoogieTranslator took 219.46 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 951.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:08,803 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.62 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 948.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:08,804 INFO L168 Benchmark]: Boogie Preprocessor took 15.30 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:58:08,804 INFO L168 Benchmark]: RCFGBuilder took 461.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:08,805 INFO L168 Benchmark]: CodeCheck took 544.91 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: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:08,805 INFO L168 Benchmark]: Witness Printer took 4.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:58:08,808 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, 19 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 32 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 24 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 234 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 51]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of to_real at line 34, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75. Possible FailurePath: [L1] int __return_main; [L10] double main__E0; [L11] double main__E1; [L12] double main__S; [L13] int main__i; [L14] main__E1 = 0 [L15] main__S = 0 [L16] main__i = 0 VAL [__return_main=0] [L18] COND TRUE main__i <= 1000000 [L20] main__E0 = __VERIFIER_nondet_double() [L21] int main____CPAchecker_TMP_0; VAL [__return_main=0] [L22] COND TRUE main__E0 >= -1.0 VAL [__return_main=0] [L24] COND TRUE main__E0 <= 1.0 [L26] main____CPAchecker_TMP_0 = 1 VAL [__return_main=0] [L28] COND TRUE main____CPAchecker_TMP_0 != 0 [L30] int main____CPAchecker_TMP_1; [L31] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L32] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L34] main__S = 0 [L36] main__E1 = main__E0 [L37] int main____CPAchecker_TMP_2; VAL [__return_main=0] [L38] COND FALSE !(main__S >= -10000.0) VAL [__return_main=0] [L64] main____CPAchecker_TMP_2 = 0 VAL [__return_main=0] [L45] int __tmp_1; [L46] __tmp_1 = main____CPAchecker_TMP_2 [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_1 VAL [__return_main=0] [L49] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_main=0] [L51] __VERIFIER_error() VAL [__return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 219.46 ms. Allocated memory is still 1.0 GB. Free memory was 961.8 MB in the beginning and 951.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 23.62 ms. Allocated memory is still 1.0 GB. Free memory was 951.1 MB in the beginning and 948.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.30 ms. Allocated memory is still 1.0 GB. Free memory is still 948.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 461.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -189.6 MB). Peak memory consumption was 23.1 MB. Max. memory is 11.5 GB. * CodeCheck took 544.91 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: 29.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 11.5 GB. * Witness Printer took 4.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 19:58:10,634 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 19:58:10,635 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 19:58:10,646 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 19:58:10,648 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 19:58:10,649 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 19:58:10,652 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 19:58:10,653 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 19:58:10,654 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 19:58:10,655 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 19:58:10,656 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 19:58:10,656 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 19:58:10,656 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 19:58:10,659 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 19:58:10,660 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 19:58:10,661 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 19:58:10,661 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 19:58:10,663 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 19:58:10,664 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 19:58:10,677 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 19:58:10,678 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 19:58:10,679 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 19:58:10,681 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 19:58:10,681 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 19:58:10,681 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 19:58:10,682 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 19:58:10,683 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 19:58:10,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 19:58:10,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 19:58:10,684 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 19:58:10,689 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 19:58:10,689 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 19:58:10,689 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 19:58:10,690 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 19:58:10,690 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 19:58:10,691 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 19:58:10,691 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-26 19:58:10,708 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 19:58:10,711 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 19:58:10,711 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 19:58:10,712 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-26 19:58:10,713 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-26 19:58:10,713 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-26 19:58:10,713 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 19:58:10,714 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 19:58:10,715 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-26 19:58:10,715 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 19:58:10,715 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 19:58:10,715 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-26 19:58:10,715 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-26 19:58:10,715 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 19:58:10,715 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 19:58:10,716 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-26 19:58:10,716 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 19:58:10,716 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 19:58:10,716 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 19:58:10,716 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-26 19:58:10,716 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 19:58:10,716 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 19:58:10,719 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 19:58:10,719 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 19:58:10,720 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_03c3061b-4e67-4159-bee2-59d203fe2946/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 -> 6710c77e3bf5a7bf39c573c94c62b098a988af37 [2018-10-26 19:58:10,754 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 19:58:10,763 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 19:58:10,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 19:58:10,766 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 19:58:10,767 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 19:58:10,767 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 19:58:10,810 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/53ddc17fa/9269b01798f0421e82f8bc63cf530cda/FLAG056c7b32f [2018-10-26 19:58:11,181 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 19:58:11,182 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-10-26 19:58:11,187 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/53ddc17fa/9269b01798f0421e82f8bc63cf530cda/FLAG056c7b32f [2018-10-26 19:58:11,197 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/bin-2019/ukojak/data/53ddc17fa/9269b01798f0421e82f8bc63cf530cda [2018-10-26 19:58:11,200 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 19:58:11,201 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 19:58:11,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 19:58:11,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 19:58:11,205 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 19:58:11,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6742537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11, skipping insertion in model container [2018-10-26 19:58:11,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 19:58:11,235 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 19:58:11,358 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:58:11,363 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 19:58:11,380 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 19:58:11,392 INFO L193 MainTranslator]: Completed translation [2018-10-26 19:58:11,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11 WrapperNode [2018-10-26 19:58:11,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 19:58:11,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 19:58:11,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 19:58:11,394 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 19:58:11,401 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,408 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,423 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 19:58:11,423 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 19:58:11,423 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 19:58:11,424 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 19:58:11,431 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,431 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... [2018-10-26 19:58:11,441 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 19:58:11,441 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 19:58:11,441 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 19:58:11,441 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 19:58:11,442 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 07:58:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03c3061b-4e67-4159-bee2-59d203fe2946/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 [2018-10-26 19:58:11,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 19:58:11,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 19:58:15,486 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 19:58:15,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:58:15 BoogieIcfgContainer [2018-10-26 19:58:15,486 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 19:58:15,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-26 19:58:15,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-26 19:58:15,496 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-26 19:58:15,499 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 07:58:15" (1/1) ... [2018-10-26 19:58:15,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 19:58:15,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-10-26 19:58:15,534 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-10-26 19:58:15,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:58:15,537 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:15,572 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:58:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:15,603 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:58:15,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:58:17,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:17,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-10-26 19:58:17,352 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-10-26 19:58:17,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:58:17,352 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:17,353 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:58:17,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:17,382 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:58:17,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:58:17,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-10-26 19:58:17,562 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-10-26 19:58:17,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-26 19:58:17,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:17,564 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:58:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:17,994 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:58:18,476 WARN L179 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-10-26 19:58:18,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:58:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-10-26 19:58:31,297 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-10-26 19:58:31,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-10-26 19:58:31,298 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:31,299 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:58:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 19:58:31,627 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 19:58:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-26 19:58:31,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-26 19:58:31,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-10-26 19:58:31,767 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-10-26 19:58:31,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-10-26 19:58:31,768 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-26 19:58:31,768 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-26 19:58:41,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-26 19:58:42,025 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-10-26 19:58:42,027 INFO L168 Benchmark]: Toolchain (without parser) took 30826.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -117.9 MB). Peak memory consumption was 56.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:42,028 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. [2018-10-26 19:58:42,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.95 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:42,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.70 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:42,030 INFO L168 Benchmark]: Boogie Preprocessor took 17.36 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 19:58:42,030 INFO L168 Benchmark]: RCFGBuilder took 4045.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:42,031 INFO L168 Benchmark]: CodeCheck took 26540.14 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: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. [2018-10-26 19:58:42,034 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * 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 190.95 ms. Allocated memory is still 1.0 GB. Free memory was 954.6 MB in the beginning and 943.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 29.70 ms. Allocated memory is still 1.0 GB. Free memory was 943.8 MB in the beginning and 938.5 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 17.36 ms. Allocated memory is still 1.0 GB. Free memory is still 938.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 4045.38 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.6 MB). Free memory was 938.5 MB in the beginning and 1.1 GB in the end (delta: -209.7 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * CodeCheck took 26540.14 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: 75.7 MB). Peak memory consumption was 75.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...