./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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 0.1.23-635dfa2 [2018-12-01 13:13:32,500 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:13:32,502 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:13:32,508 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:13:32,509 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:13:32,509 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:13:32,510 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:13:32,511 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:13:32,512 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:13:32,513 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:13:32,513 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:13:32,514 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:13:32,514 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:13:32,515 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:13:32,515 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:13:32,516 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:13:32,517 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:13:32,518 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:13:32,519 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:13:32,520 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:13:32,521 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:13:32,522 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:13:32,523 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:13:32,523 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:13:32,524 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:13:32,524 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:13:32,525 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:13:32,525 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:13:32,526 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:13:32,527 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:13:32,527 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:13:32,527 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:13:32,527 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:13:32,528 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:13:32,528 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:13:32,529 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:13:32,529 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 13:13:32,538 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:13:32,538 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:13:32,539 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:13:32,539 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:13:32,540 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:13:32,540 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:13:32,540 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:13:32,540 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:13:32,540 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 13:13:32,540 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:13:32,541 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:13:32,542 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:13:32,542 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:13:32,542 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:13:32,542 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:13:32,542 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:13:32,542 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:13:32,542 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:13:32,543 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:13:32,543 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 13:13:32,543 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:13:32,543 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 13:13:32,543 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_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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 [2018-12-01 13:13:32,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:13:32,571 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:13:32,573 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:13:32,574 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:13:32,574 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:13:32,574 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-01 13:13:32,614 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/0ad7198d8/56b5bac48cad48c682c8194d7659e020/FLAGad0e96748 [2018-12-01 13:13:33,056 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:13:33,056 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-01 13:13:33,060 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/0ad7198d8/56b5bac48cad48c682c8194d7659e020/FLAGad0e96748 [2018-12-01 13:13:33,068 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/0ad7198d8/56b5bac48cad48c682c8194d7659e020 [2018-12-01 13:13:33,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:13:33,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:13:33,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:13:33,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:13:33,073 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:13:33,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@325efab2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33, skipping insertion in model container [2018-12-01 13:13:33,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:13:33,088 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:13:33,180 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:13:33,183 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:13:33,197 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:13:33,209 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:13:33,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33 WrapperNode [2018-12-01 13:13:33,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:13:33,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:13:33,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:13:33,210 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:13:33,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:13:33,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:13:33,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:13:33,264 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:13:33,270 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:13:33,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:13:33,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:13:33,284 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:13:33,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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 [2018-12-01 13:13:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2018-12-01 13:13:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 13:13:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2018-12-01 13:13:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:13:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:13:33,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:13:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 13:13:33,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 13:13:33,526 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:13:33,526 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-01 13:13:33,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:13:33 BoogieIcfgContainer [2018-12-01 13:13:33,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:13:33,526 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:13:33,527 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:13:33,533 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:13:33,533 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:13:33" (1/1) ... [2018-12-01 13:13:33,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:13:33,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:13:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-01 13:13:33,560 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-01 13:13:33,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-01 13:13:33,562 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:13:33,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:13:33,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:13:33,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:13:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 13:13:33,700 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-01 13:13:33,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 01:13:33 ImpRootNode [2018-12-01 13:13:33,718 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 13:13:33,718 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 13:13:33,718 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 13:13:33,718 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 13:13:33,719 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:13:33" (3/4) ... [2018-12-01 13:13:33,721 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 13:13:33,721 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 13:13:33,722 INFO L168 Benchmark]: Toolchain (without parser) took 651.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 962.4 MB in the beginning and 1.1 GB in the end (delta: -118.0 MB). Peak memory consumption was 25.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:13:33,723 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:13:33,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 138.45 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-12-01 13:13:33,724 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2018-12-01 13:13:33,724 INFO L168 Benchmark]: Boogie Preprocessor took 20.11 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. [2018-12-01 13:13:33,724 INFO L168 Benchmark]: RCFGBuilder took 242.31 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: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-12-01 13:13:33,724 INFO L168 Benchmark]: CodeCheck took 191.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. [2018-12-01 13:13:33,725 INFO L168 Benchmark]: Witness Printer took 3.06 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. [2018-12-01 13:13:33,726 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, 12 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 someBinaryArithmeticDOUBLEoperation at line 34, overapproximation of bitwiseAnd at line 32, 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() [L26] union u x; [L27] double r; [L28] int exp; [L30] x.d = a [L32] EXPR x.i[0] [L32] exp = (x.i[0] & 0x7FF00000) >> 20 [L33] EXPR x.i[0] [L33] x.i[0] = (x.i[0] & 0x800FFFFF) | 0x3FF00000 [L34] EXPR x.d [L34] r = x.d * 0.5 [L36] r = C1+C2+(C3+(C4+C5*r)*r)*r [L38] COND FALSE !(exp % 2 == 0) [L42] r = r * C0 [L45] x.i[0] = (exp/2 + 511) << 20 [L46] EXPR x.d [L46] r = r * x.d [L48] return r; [L48] return r; [L58] y = sqrt_custom(x) [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 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 138.45 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 950.6 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -184.9 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.11 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. * RCFGBuilder took 242.31 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: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * CodeCheck took 191.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.6 MB). Peak memory consumption was 23.6 MB. Max. memory is 11.5 GB. * Witness Printer took 3.06 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 0.1.23-635dfa2 [2018-12-01 13:13:35,177 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 13:13:35,178 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 13:13:35,184 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 13:13:35,185 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 13:13:35,185 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 13:13:35,186 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 13:13:35,187 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 13:13:35,188 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 13:13:35,188 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 13:13:35,189 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 13:13:35,189 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 13:13:35,189 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 13:13:35,190 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 13:13:35,190 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 13:13:35,191 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 13:13:35,191 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 13:13:35,192 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 13:13:35,193 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 13:13:35,194 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 13:13:35,194 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 13:13:35,195 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 13:13:35,196 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 13:13:35,196 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 13:13:35,196 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 13:13:35,197 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 13:13:35,197 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 13:13:35,198 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 13:13:35,198 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 13:13:35,199 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 13:13:35,199 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 13:13:35,199 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 13:13:35,199 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 13:13:35,200 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 13:13:35,200 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 13:13:35,200 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 13:13:35,201 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 13:13:35,208 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 13:13:35,208 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 13:13:35,209 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 13:13:35,209 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 13:13:35,209 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 13:13:35,209 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 13:13:35,210 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 13:13:35,210 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 13:13:35,210 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 13:13:35,210 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 13:13:35,210 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 13:13:35,210 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 13:13:35,210 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 13:13:35,210 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 13:13:35,211 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 13:13:35,211 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 13:13:35,211 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 13:13:35,211 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 13:13:35,211 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 13:13:35,211 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 13:13:35,211 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 13:13:35,211 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 13:13:35,212 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 13:13:35,212 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 13:13:35,212 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 13:13:35,212 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 13:13:35,212 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 13:13:35,212 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 13:13:35,212 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 13:13:35,213 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 13:13:35,213 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 13:13:35,213 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 13:13:35,213 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_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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 [2018-12-01 13:13:35,231 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 13:13:35,241 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 13:13:35,243 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 13:13:35,245 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 13:13:35,245 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 13:13:35,246 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-01 13:13:35,289 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/be6c968ee/4078bd863bcd45f69601ae437a1ff918/FLAGf87a845a6 [2018-12-01 13:13:35,597 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 13:13:35,598 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/sv-benchmarks/c/float-benchs/sqrt_poly2_false-unreach-call.c [2018-12-01 13:13:35,603 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/be6c968ee/4078bd863bcd45f69601ae437a1ff918/FLAGf87a845a6 [2018-12-01 13:13:35,614 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/bin-2019/ukojak/data/be6c968ee/4078bd863bcd45f69601ae437a1ff918 [2018-12-01 13:13:35,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 13:13:35,618 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 13:13:35,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 13:13:35,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 13:13:35,622 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 13:13:35,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a12c072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35, skipping insertion in model container [2018-12-01 13:13:35,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,629 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 13:13:35,639 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 13:13:35,734 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:13:35,739 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 13:13:35,756 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 13:13:35,772 INFO L195 MainTranslator]: Completed translation [2018-12-01 13:13:35,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35 WrapperNode [2018-12-01 13:13:35,772 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 13:13:35,773 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 13:13:35,773 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 13:13:35,773 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 13:13:35,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,798 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 13:13:35,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 13:13:35,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 13:13:35,798 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 13:13:35,836 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... [2018-12-01 13:13:35,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 13:13:35,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 13:13:35,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 13:13:35,849 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 13:13:35,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 01:13:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a45a676a-eb94-4405-9fb4-24c2f434a2e6/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 [2018-12-01 13:13:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2018-12-01 13:13:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2018-12-01 13:13:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 13:13:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 13:13:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 13:13:35,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 13:13:35,881 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 13:13:35,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 13:13:46,101 WARN L317 ript$VariableManager]: TermVariabe |q#valueAsBitvector| not constructed by VariableManager. Cannot ensure absence of name clashes. [2018-12-01 13:14:49,827 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 13:14:49,827 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-12-01 13:14:49,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:14:49 BoogieIcfgContainer [2018-12-01 13:14:49,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 13:14:49,828 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 13:14:49,828 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 13:14:49,836 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 13:14:49,836 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 01:14:49" (1/1) ... [2018-12-01 13:14:49,844 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 13:14:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 13:14:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-01 13:14:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-01 13:14:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-01 13:14:49,869 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 13:14:49,903 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-01 13:14:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-01 13:15:00,462 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:509) 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) [2018-12-01 13:15:00,465 INFO L168 Benchmark]: Toolchain (without parser) took 84847.46 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -145.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:15:00,466 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:15:00,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 153.97 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:15:00,467 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.78 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 13:15:00,467 INFO L168 Benchmark]: Boogie Preprocessor took 51.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. [2018-12-01 13:15:00,468 INFO L168 Benchmark]: RCFGBuilder took 73978.74 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2018-12-01 13:15:00,468 INFO L168 Benchmark]: CodeCheck took 10636.07 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-01 13:15:00,471 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:509) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 153.97 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 928.6 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 24.78 ms. Allocated memory is still 1.0 GB. Free memory is still 928.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 51.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 928.6 MB in the beginning and 1.1 GB in the end (delta: -202.2 MB). Peak memory consumption was 14.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 73978.74 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: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * CodeCheck took 10636.07 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: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...