./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.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_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/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 b63905375af38d9971341930078b6c47230c38fd ............................................................................................................................................................................................................................................................... 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_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/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 b63905375af38d9971341930078b6c47230c38fd ................................................................................................................................................................................................. 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 [2018-11-10 06:57:39,465 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:57:39,466 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:57:39,473 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:57:39,473 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:57:39,474 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:57:39,475 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:57:39,476 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:57:39,477 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:57:39,477 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:57:39,478 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:57:39,478 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:57:39,479 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:57:39,480 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:57:39,480 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:57:39,481 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:57:39,482 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:57:39,483 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:57:39,484 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:57:39,485 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:57:39,486 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:57:39,487 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:57:39,488 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:57:39,488 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:57:39,488 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:57:39,489 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:57:39,490 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:57:39,490 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:57:39,491 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:57:39,491 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:57:39,491 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:57:39,492 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:57:39,492 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:57:39,492 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:57:39,493 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:57:39,493 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:57:39,494 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 06:57:39,503 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:57:39,503 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:57:39,503 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:57:39,503 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:57:39,504 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:57:39,504 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:57:39,504 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:57:39,504 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:57:39,505 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:57:39,506 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:57:39,506 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:57:39,506 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:57:39,506 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:57:39,506 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:57:39,506 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:57:39,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:57:39,506 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:57:39,507 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:57:39,507 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:57:39,507 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:57:39,507 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:57:39,507 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_482613d4-2530-4582-8981-86c704696e5e/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 -> b63905375af38d9971341930078b6c47230c38fd [2018-11-10 06:57:39,532 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:57:39,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:57:39,542 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:57:39,543 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:57:39,543 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:57:39,544 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-10 06:57:39,580 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/8596e0341/3502a0c832ee4f33bcf30a2630ac81e4/FLAG972609cf2 [2018-11-10 06:57:39,990 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:57:39,990 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-10 06:57:39,995 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/8596e0341/3502a0c832ee4f33bcf30a2630ac81e4/FLAG972609cf2 [2018-11-10 06:57:40,007 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/8596e0341/3502a0c832ee4f33bcf30a2630ac81e4 [2018-11-10 06:57:40,010 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:57:40,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:57:40,011 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:57:40,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:57:40,015 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:57:40,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2b68c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40, skipping insertion in model container [2018-11-10 06:57:40,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,027 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:57:40,044 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:57:40,154 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:57:40,158 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:57:40,177 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:57:40,194 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:57:40,194 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40 WrapperNode [2018-11-10 06:57:40,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:57:40,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:57:40,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:57:40,195 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:57:40,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:57:40,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:57:40,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:57:40,218 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:57:40,223 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,224 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,225 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:57:40,232 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:57:40,232 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:57:40,232 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:57:40,233 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:40" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:57:40,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-10 06:57:40,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-11-10 06:57:40,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-11-10 06:57:40,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:57:40,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:57:40,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-10 06:57:40,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 06:57:40,656 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:57:40,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:57:40 BoogieIcfgContainer [2018-11-10 06:57:40,657 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:57:40,657 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:57:40,657 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:57:40,667 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:57:40,667 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:57:40" (1/1) ... [2018-11-10 06:57:40,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:57:40,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:57:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 06:57:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 06:57:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 06:57:40,698 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:57:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:57:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:57:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:57:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:57:40,832 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 06:57:40,846 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:57:40,847 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:57:40,847 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:57:40,848 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:57:40,848 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:57:40,848 WARN L387 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled [2018-11-10 06:57:40,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:57:40 ImpRootNode [2018-11-10 06:57:40,857 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:57:40,857 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:57:40,857 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:57:40,858 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:57:40,858 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:57:40" (3/4) ... [2018-11-10 06:57:40,861 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 06:57:40,861 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:57:40,862 INFO L168 Benchmark]: Toolchain (without parser) took 851.48 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -127.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2018-11-10 06:57:40,863 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:57:40,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 182.84 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.1 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:57:40,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:57:40,864 INFO L168 Benchmark]: Boogie Preprocessor took 14.29 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:57:40,865 INFO L168 Benchmark]: RCFGBuilder took 424.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. [2018-11-10 06:57:40,865 INFO L168 Benchmark]: CodeCheck took 199.86 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: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:57:40,866 INFO L168 Benchmark]: Witness Printer took 3.68 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:57:40,868 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, 32 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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: 9]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 33, overapproximation of someUnaryDOUBLEoperation at line 15, overapproximation of bitwiseAnd at line 32, overapproximation of someBinaryArithmeticDOUBLEoperation at line 34, overapproximation of someBinaryDOUBLEComparisonOperation at line 56. Possible FailurePath: [L12] double C0 = 1.414213538; [L13] double C1 = 0.229761391; [L14] double C2 = 1.296735525; [L15] double C3 = -0.901098370; [L16] double C4 = 0.493553400; [L17] double C5 = -0.118958666; [L53] double x,y; [L55] x = __VERIFIER_nondet_double() [L58] CALL, EXPR sqrt_custom(x) [L26] CALL union u x; [L26] RET union u x; [L27] double r; [L28] int exp; [L30] FCALL x.d = a [L32] EXPR, FCALL x.i[0] [L32] exp = (x.i[0] & 0x7FF00000) >> 20 [L33] EXPR, FCALL x.i[0] [L33] FCALL x.i[0] = (x.i[0] & 0x800FFFFF) | 0x3FF00000 [L34] EXPR, FCALL x.d [L34] r = x.d * 0.5 [L36] r = C1+C2+(C3+(C4+C5*r)*r)*r [L38] COND TRUE exp % 2 == 0 [L39] exp++ [L45] FCALL x.i[0] = (exp/2 + 511) << 20 [L46] EXPR, FCALL x.d [L46] r = r * x.d [L48] return r; [L48] RET return r; [L58] EXPR sqrt_custom(x) [L58] y = sqrt_custom(x) [L60] CALL __VERIFIER_assert(y >= 0. && y <= 1e6) [L9] COND TRUE !(cond) VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] [L9] __VERIFIER_error() VAL [C0=707106769/500000000, C1=229761391/1000000000, C2=51869421/40000000, C4=2467767/5000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 182.84 ms. Allocated memory is still 1.0 GB. Free memory was 954.9 MB in the beginning and 944.1 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 22.85 ms. Allocated memory is still 1.0 GB. Free memory was 944.1 MB in the beginning and 941.4 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.29 ms. Allocated memory is still 1.0 GB. Free memory was 941.4 MB in the beginning and 938.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 424.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.4 MB). Free memory was 938.7 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 15.6 MB. Max. memory is 11.5 GB. * CodeCheck took 199.86 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: 18.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.68 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. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.alloc_#res : $Pointer$ not handled 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 [2018-11-10 06:57:42,320 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:57:42,322 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:57:42,330 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:57:42,331 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:57:42,331 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:57:42,332 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:57:42,334 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:57:42,335 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:57:42,335 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:57:42,336 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:57:42,336 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:57:42,337 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:57:42,338 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:57:42,338 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:57:42,339 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:57:42,339 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:57:42,341 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:57:42,342 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:57:42,343 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:57:42,344 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:57:42,345 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:57:42,346 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:57:42,347 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:57:42,347 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:57:42,347 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:57:42,348 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:57:42,349 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:57:42,349 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:57:42,350 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:57:42,350 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:57:42,351 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:57:42,351 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:57:42,351 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:57:42,352 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:57:42,352 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:57:42,352 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 06:57:42,363 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:57:42,363 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:57:42,364 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:57:42,364 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:57:42,365 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:57:42,365 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:57:42,365 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:57:42,365 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:57:42,365 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:57:42,365 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:57:42,366 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:57:42,366 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:57:42,366 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:57:42,366 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:57:42,366 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:57:42,366 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:57:42,366 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:57:42,367 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:57:42,367 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:57:42,367 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:57:42,367 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:57:42,367 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:57:42,367 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:57:42,368 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:57:42,368 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:57:42,368 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:57:42,368 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 06:57:42,368 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:57:42,368 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:57:42,368 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:57:42,368 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:57:42,369 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_482613d4-2530-4582-8981-86c704696e5e/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 -> b63905375af38d9971341930078b6c47230c38fd [2018-11-10 06:57:42,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:57:42,406 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:57:42,409 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:57:42,410 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:57:42,410 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:57:42,411 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-10 06:57:42,455 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/bcbff04a9/4b6cb287a32741529b73d87b57ac2c9c/FLAG530451f9d [2018-11-10 06:57:42,853 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:57:42,854 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-11-10 06:57:42,858 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/bcbff04a9/4b6cb287a32741529b73d87b57ac2c9c/FLAG530451f9d [2018-11-10 06:57:42,867 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/data/bcbff04a9/4b6cb287a32741529b73d87b57ac2c9c [2018-11-10 06:57:42,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:57:42,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:57:42,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:57:42,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:57:42,872 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:57:42,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:57:42" (1/1) ... [2018-11-10 06:57:42,875 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de11074 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:42, skipping insertion in model container [2018-11-10 06:57:42,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:57:42" (1/1) ... [2018-11-10 06:57:42,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:57:42,894 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:57:43,007 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:57:43,011 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:57:43,034 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:57:43,053 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:57:43,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43 WrapperNode [2018-11-10 06:57:43,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:57:43,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:57:43,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:57:43,054 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:57:43,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,067 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:57:43,084 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:57:43,084 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:57:43,084 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:57:43,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,093 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... [2018-11-10 06:57:43,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:57:43,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:57:43,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:57:43,106 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:57:43,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:57:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_482613d4-2530-4582-8981-86c704696e5e/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:57:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-11-10 06:57:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-11-10 06:57:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-10 06:57:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:57:43,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:57:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-10 06:57:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-10 06:57:43,296 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 06:57:43,312 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-11-10 07:00:32,230 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 07:00:32,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:00:32 BoogieIcfgContainer [2018-11-10 07:00:32,231 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 07:00:32,231 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 07:00:32,231 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 07:00:32,239 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 07:00:32,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 07:00:32" (1/1) ... [2018-11-10 07:00:32,250 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 07:00:32,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 07:00:32,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-11-10 07:00:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-11-10 07:00:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-10 07:00:32,273 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 07:00:32,310 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 07:00:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 07:00:42,465 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) [2018-11-10 07:00:42,467 INFO L168 Benchmark]: Toolchain (without parser) took 179598.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -116.6 MB). Peak memory consumption was 24.4 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:42,469 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:00:42,469 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:42,470 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.55 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:00:42,471 INFO L168 Benchmark]: Boogie Preprocessor took 20.90 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 07:00:42,472 INFO L168 Benchmark]: RCFGBuilder took 169125.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:42,472 INFO L168 Benchmark]: CodeCheck took 10235.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-10 07:00:42,474 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 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 183.96 ms. Allocated memory is still 1.0 GB. Free memory was 950.8 MB in the beginning and 934.7 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 29.55 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.90 ms. Allocated memory is still 1.0 GB. Free memory is still 934.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 169125.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 934.7 MB in the beginning and 1.1 GB in the end (delta: -139.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 11.5 GB. * CodeCheck took 10235.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...