./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/inv_Newton_false-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_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/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 da6a2bab1a150f96c1704e6bd6399f84c7ef1968 ........................................................................................................................................................................................................................................................................................... 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_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/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 da6a2bab1a150f96c1704e6bd6399f84c7ef1968 .................................................................................................................................................................................................................... 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 [2018-10-27 01:07:01,655 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:07:01,656 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:07:01,667 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:07:01,669 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:07:01,670 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:07:01,671 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:07:01,672 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:07:01,673 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:07:01,674 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:07:01,674 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:07:01,674 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:07:01,676 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:07:01,677 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:07:01,678 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:07:01,678 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:07:01,679 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:07:01,680 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:07:01,681 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:07:01,683 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:07:01,688 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:07:01,691 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:07:01,692 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:07:01,693 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:07:01,693 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:07:01,693 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:07:01,694 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:07:01,695 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:07:01,699 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:07:01,700 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:07:01,700 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:07:01,700 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:07:01,701 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:07:01,701 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:07:01,701 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:07:01,702 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:07:01,702 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-10-27 01:07:01,716 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:07:01,716 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:07:01,717 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:07:01,717 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:07:01,717 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:07:01,717 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:07:01,717 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:07:01,718 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:07:01,719 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:07:01,719 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:07:01,719 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:07:01,721 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:07:01,721 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:07:01,721 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:07:01,721 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:07:01,721 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:07:01,721 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:07:01,722 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:07:01,722 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-10-27 01:07:01,722 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:07:01,722 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-27 01:07:01,722 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_bcd94a88-75e5-4eb8-b550-66edae440f0e/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 -> da6a2bab1a150f96c1704e6bd6399f84c7ef1968 [2018-10-27 01:07:01,762 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:07:01,775 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:07:01,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:07:01,779 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:07:01,780 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:07:01,781 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-10-27 01:07:01,829 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/43c01d19c/e37cd3c76e844528ba6467fd167c0aa3/FLAG983515e5f [2018-10-27 01:07:02,191 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:07:02,192 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-10-27 01:07:02,198 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/43c01d19c/e37cd3c76e844528ba6467fd167c0aa3/FLAG983515e5f [2018-10-27 01:07:02,208 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/43c01d19c/e37cd3c76e844528ba6467fd167c0aa3 [2018-10-27 01:07:02,211 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:07:02,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:07:02,214 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:07:02,214 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:07:02,217 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:07:02,218 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267e2a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02, skipping insertion in model container [2018-10-27 01:07:02,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:07:02,247 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:07:02,369 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:07:02,372 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:07:02,390 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:07:02,407 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:07:02,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02 WrapperNode [2018-10-27 01:07:02,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:07:02,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:07:02,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:07:02,408 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:07:02,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,424 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,441 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:07:02,442 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:07:02,442 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:07:02,442 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:07:02,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... [2018-10-27 01:07:02,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:07:02,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:07:02,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:07:02,461 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:07:02,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/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 [2018-10-27 01:07:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-10-27 01:07:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 01:07:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-10-27 01:07:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:07:02,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:07:02,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 01:07:03,388 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:07:03,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:03 BoogieIcfgContainer [2018-10-27 01:07:03,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:07:03,389 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:07:03,390 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:07:03,401 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:07:03,401 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:03" (1/1) ... [2018-10-27 01:07:03,411 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:07:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-10-27 01:07:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-10-27 01:07:03,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 01:07:03,451 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:07:03,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:03,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-10-27 01:07:03,794 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-10-27 01:07:03,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 01:07:03,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:03,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:07:03,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:03,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-10-27 01:07:03,881 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-10-27 01:07:03,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 01:07:03,882 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:07:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:07:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:07:03,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-10-27 01:07:03,983 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-10-27 01:07:04,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 27.10 01:07:04 ImpRootNode [2018-10-27 01:07:04,015 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-10-27 01:07:04,016 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-27 01:07:04,016 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-27 01:07:04,016 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-27 01:07:04,016 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:03" (3/4) ... [2018-10-27 01:07:04,020 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-10-27 01:07:04,020 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-27 01:07:04,021 INFO L168 Benchmark]: Toolchain (without parser) took 1808.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 954.4 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:04,023 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:07:04,023 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.74 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:04,024 INFO L168 Benchmark]: Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:04,025 INFO L168 Benchmark]: Boogie Preprocessor took 19.45 ms. Allocated memory is still 1.0 GB. Free memory was 939.7 MB in the beginning and 937.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:04,025 INFO L168 Benchmark]: RCFGBuilder took 927.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 937.0 MB in the beginning and 1.1 GB in the end (delta: -205.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:04,026 INFO L168 Benchmark]: CodeCheck took 625.89 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:04,026 INFO L168 Benchmark]: Witness Printer took 4.92 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. [2018-10-27 01:07:04,031 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, 40 locations, 1 error locations. UNSAFE Result, 0.5s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 34 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 20 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 4 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, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 198 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: 91]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseAnd at line 40, overapproximation of someBinaryArithmeticDOUBLEoperation at line 48, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of to_real at line 41. Possible FailurePath: [L1] int __return_main; [L12] double __return_104; [L15] double main__a; [L16] double main__r; [L17] main__a = __VERIFIER_nondet_double() [L18] int main____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L19] COND TRUE main__a >= 20.0 VAL [__return_104=0, __return_main=0] [L21] COND TRUE main__a <= 30.0 [L23] main____CPAchecker_TMP_0 = 1 VAL [__return_104=0, __return_main=0] [L25] COND TRUE main____CPAchecker_TMP_0 != 0 [L28] double __tmp_1; [L29] __tmp_1 = main__a [L30] double inv__A; [L31] inv__A = __tmp_1 [L32] double inv__xi; [L33] double inv__xsi; [L34] double inv__temp; [L35] signed int inv__cond; [L36] signed int inv__exp; [L37] FCALL union double_int inv__A_u; [L38] FCALL union double_int inv__xi_u; [L39] FCALL inv__A_u.d = inv__A [L40] CALL, EXPR inv__A_u.i [L40] RET, EXPR inv__A_u.i [L40] inv__exp = ((signed int)(((inv__A_u.i) & 2146435072) >> 20)) - 1023 [L41] FCALL inv__xi_u.d = 1 [L42] FCALL inv__xi_u.i = (1023 - inv__exp) << 20 [L43] CALL, EXPR inv__xi_u.d [L43] RET, EXPR inv__xi_u.d [L43] inv__xi = inv__xi_u.d [L44] inv__cond = 1 VAL [__return_104=0, __return_main=0] [L46] COND TRUE !(inv__cond == 0) [L48] inv__xsi = (2 * inv__xi) - ((inv__A * inv__xi) * inv__xi) [L49] inv__temp = inv__xsi - inv__xi [L50] int inv____CPAchecker_TMP_0; VAL [__return_104=0, __return_main=0] [L51] COND FALSE !(inv__temp > 1.0E-10) VAL [__return_104=0, __return_main=0] [L62] COND FALSE !(inv__temp < -1.0E-10) [L68] inv____CPAchecker_TMP_0 = 0 VAL [__return_104=0, __return_main=0] [L56] inv__cond = inv____CPAchecker_TMP_0 [L57] inv__xi = inv__xsi VAL [__return_104=0, __return_main=0] [L46] COND FALSE !(!(inv__cond == 0)) [L75] __return_104 = inv__xi [L76] main__r = __return_104 [L77] int main____CPAchecker_TMP_1; VAL [__return_104=12, __return_main=0] [L78] COND FALSE !(main__r >= 0) VAL [__return_104=12, __return_main=0] [L103] main____CPAchecker_TMP_1 = 0 VAL [__return_104=12, __return_main=0] [L85] int __tmp_2; [L86] __tmp_2 = main____CPAchecker_TMP_1 [L87] int __VERIFIER_assert__cond; [L88] __VERIFIER_assert__cond = __tmp_2 VAL [__return_104=12, __return_main=0] [L89] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_104=12, __return_main=0] [L91] __VERIFIER_error() VAL [__return_104=12, __return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 193.74 ms. Allocated memory is still 1.0 GB. Free memory was 954.4 MB in the beginning and 942.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 33.36 ms. Allocated memory is still 1.0 GB. Free memory was 942.4 MB in the beginning and 939.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.45 ms. Allocated memory is still 1.0 GB. Free memory was 939.7 MB in the beginning and 937.0 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 927.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 181.9 MB). Free memory was 937.0 MB in the beginning and 1.1 GB in the end (delta: -205.6 MB). Peak memory consumption was 21.7 MB. Max. memory is 11.5 GB. * CodeCheck took 625.89 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: 29.9 MB). Peak memory consumption was 29.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.92 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 [2018-10-27 01:07:05,761 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-27 01:07:05,762 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-27 01:07:05,771 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-27 01:07:05,771 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-27 01:07:05,772 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-27 01:07:05,772 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-27 01:07:05,773 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-27 01:07:05,774 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-27 01:07:05,775 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-27 01:07:05,776 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-27 01:07:05,776 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-27 01:07:05,777 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-27 01:07:05,778 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-27 01:07:05,778 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-27 01:07:05,780 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-27 01:07:05,780 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-27 01:07:05,782 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-27 01:07:05,783 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-27 01:07:05,784 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-27 01:07:05,785 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-27 01:07:05,786 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-27 01:07:05,788 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-27 01:07:05,788 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-27 01:07:05,789 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-27 01:07:05,789 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-27 01:07:05,790 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-27 01:07:05,791 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-27 01:07:05,792 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-27 01:07:05,793 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-27 01:07:05,793 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-27 01:07:05,794 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-27 01:07:05,794 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-27 01:07:05,794 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-27 01:07:05,795 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-27 01:07:05,796 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-27 01:07:05,796 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-10-27 01:07:05,810 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-27 01:07:05,810 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-27 01:07:05,811 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-27 01:07:05,811 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-27 01:07:05,812 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-27 01:07:05,812 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-27 01:07:05,812 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-27 01:07:05,812 INFO L133 SettingsManager]: * sizeof long=4 [2018-10-27 01:07:05,812 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-10-27 01:07:05,812 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-27 01:07:05,813 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-27 01:07:05,813 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-27 01:07:05,813 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-27 01:07:05,813 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-27 01:07:05,813 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-27 01:07:05,816 INFO L133 SettingsManager]: * sizeof long double=12 [2018-10-27 01:07:05,817 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-27 01:07:05,817 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-27 01:07:05,817 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-10-27 01:07:05,817 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-10-27 01:07:05,817 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-27 01:07:05,817 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-27 01:07:05,817 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-10-27 01:07:05,818 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-27 01:07:05,818 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-27 01:07:05,818 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-27 01:07:05,818 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-10-27 01:07:05,818 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-27 01:07:05,818 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-27 01:07:05,819 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-27 01:07:05,819 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-27 01:07:05,819 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_bcd94a88-75e5-4eb8-b550-66edae440f0e/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 -> da6a2bab1a150f96c1704e6bd6399f84c7ef1968 [2018-10-27 01:07:05,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-27 01:07:05,871 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-27 01:07:05,874 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-27 01:07:05,875 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-27 01:07:05,876 INFO L276 PluginConnector]: CDTParser initialized [2018-10-27 01:07:05,876 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-10-27 01:07:05,924 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/2e7d9e4e1/a21b09e39e294073862fc35bea276257/FLAG35a2cd432 [2018-10-27 01:07:06,356 INFO L298 CDTParser]: Found 1 translation units. [2018-10-27 01:07:06,356 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/sv-benchmarks/c/float-benchs/inv_Newton_false-unreach-call.c.p+cfa-reducer.c [2018-10-27 01:07:06,364 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/2e7d9e4e1/a21b09e39e294073862fc35bea276257/FLAG35a2cd432 [2018-10-27 01:07:06,376 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/bin-2019/ukojak/data/2e7d9e4e1/a21b09e39e294073862fc35bea276257 [2018-10-27 01:07:06,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-27 01:07:06,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-27 01:07:06,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-27 01:07:06,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-27 01:07:06,391 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-27 01:07:06,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c1253c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06, skipping insertion in model container [2018-10-27 01:07:06,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-27 01:07:06,425 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-27 01:07:06,585 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:07:06,590 INFO L189 MainTranslator]: Completed pre-run [2018-10-27 01:07:06,614 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-27 01:07:06,638 INFO L193 MainTranslator]: Completed translation [2018-10-27 01:07:06,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06 WrapperNode [2018-10-27 01:07:06,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-27 01:07:06,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-27 01:07:06,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-27 01:07:06,640 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-27 01:07:06,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,657 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-27 01:07:06,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-27 01:07:06,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-27 01:07:06,678 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-27 01:07:06,687 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,690 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,690 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... [2018-10-27 01:07:06,703 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-27 01:07:06,704 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-27 01:07:06,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-27 01:07:06,704 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-27 01:07:06,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 01:07:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bcd94a88-75e5-4eb8-b550-66edae440f0e/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 [2018-10-27 01:07:06,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-10-27 01:07:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-10-27 01:07:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-27 01:07:06,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-27 01:07:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-10-27 01:07:06,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-10-27 01:07:07,012 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:07:07,055 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:07:07,094 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-10-27 01:07:17,864 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-27 01:07:17,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:17 BoogieIcfgContainer [2018-10-27 01:07:17,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-27 01:07:17,865 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-10-27 01:07:17,865 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-10-27 01:07:17,875 INFO L276 PluginConnector]: CodeCheck initialized [2018-10-27 01:07:17,875 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 01:07:17" (1/1) ... [2018-10-27 01:07:17,885 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-27 01:07:17,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:17,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2018-10-27 01:07:17,916 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2018-10-27 01:07:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 01:07:17,918 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:17,968 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 01:07:18,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:18,014 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:07:18,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:07:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2018-10-27 01:07:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2018-10-27 01:07:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-10-27 01:07:18,150 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:18,151 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 01:07:18,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-27 01:07:18,177 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-27 01:07:18,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-10-27 01:07:29,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-10-27 01:07:29,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-10-27 01:07:29,151 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-10-27 01:07:29,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-10-27 01:07:29,151 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-10-27 01:07:29,153 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-10-27 01:07:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-10-27 01:07:39,500 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) [2018-10-27 01:07:39,503 INFO L168 Benchmark]: Toolchain (without parser) took 33120.27 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 951.9 MB in the beginning and 1.1 GB in the end (delta: -148.1 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:39,505 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:07:39,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.63 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:39,506 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.13 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:07:39,506 INFO L168 Benchmark]: Boogie Preprocessor took 25.21 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-27 01:07:39,507 INFO L168 Benchmark]: RCFGBuilder took 11161.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:39,510 INFO L168 Benchmark]: CodeCheck took 21636.98 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. [2018-10-27 01:07:39,513 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 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 253.63 ms. Allocated memory is still 1.0 GB. Free memory was 951.9 MB in the beginning and 935.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.13 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.21 ms. Allocated memory is still 1.0 GB. Free memory is still 935.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 11161.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 176.2 MB). Free memory was 935.8 MB in the beginning and 1.1 GB in the end (delta: -183.8 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. * CodeCheck took 21636.98 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: 19.5 MB). Peak memory consumption was 19.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...