./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/loop_true-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_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/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 5d57b69a18e01217b153b00cc1c03d5a7a42828b ............................................................................................................................................................................................................. 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_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c -s /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/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 5d57b69a18e01217b153b00cc1c03d5a7a42828b ........................................................................................................................................................................................................................................................... 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 [2018-12-02 10:44:50,495 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 10:44:50,496 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 10:44:50,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 10:44:50,502 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 10:44:50,503 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 10:44:50,503 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 10:44:50,504 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 10:44:50,505 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 10:44:50,505 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 10:44:50,506 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 10:44:50,506 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 10:44:50,506 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 10:44:50,507 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 10:44:50,507 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 10:44:50,507 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 10:44:50,508 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 10:44:50,509 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 10:44:50,509 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 10:44:50,510 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 10:44:50,511 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 10:44:50,511 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 10:44:50,512 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 10:44:50,512 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 10:44:50,512 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 10:44:50,513 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 10:44:50,513 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 10:44:50,514 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 10:44:50,514 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 10:44:50,514 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 10:44:50,515 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 10:44:50,515 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 10:44:50,515 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 10:44:50,515 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 10:44:50,516 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 10:44:50,516 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 10:44:50,516 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 10:44:50,523 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 10:44:50,523 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 10:44:50,523 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 10:44:50,524 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 10:44:50,524 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 10:44:50,524 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 10:44:50,524 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 10:44:50,524 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 10:44:50,524 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 10:44:50,524 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 10:44:50,524 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 10:44:50,525 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 10:44:50,525 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 10:44:50,525 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 10:44:50,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 10:44:50,526 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 10:44:50,526 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 10:44:50,526 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 10:44:50,526 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 10:44:50,526 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 10:44:50,526 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 10:44:50,526 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_23d13734-00c3-4e93-bd1c-060abe3d76a7/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 -> 5d57b69a18e01217b153b00cc1c03d5a7a42828b [2018-12-02 10:44:50,543 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 10:44:50,550 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 10:44:50,552 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 10:44:50,552 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 10:44:50,553 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 10:44:50,553 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-12-02 10:44:50,587 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/b70ef5768/a40bf638220d4209b62d8731ba02ded5/FLAGc3a16934d [2018-12-02 10:44:51,020 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 10:44:51,020 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-12-02 10:44:51,023 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/b70ef5768/a40bf638220d4209b62d8731ba02ded5/FLAGc3a16934d [2018-12-02 10:44:51,032 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/b70ef5768/a40bf638220d4209b62d8731ba02ded5 [2018-12-02 10:44:51,034 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 10:44:51,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 10:44:51,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 10:44:51,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 10:44:51,038 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 10:44:51,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42aa496 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51, skipping insertion in model container [2018-12-02 10:44:51,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 10:44:51,060 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 10:44:51,145 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:44:51,148 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 10:44:51,159 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:44:51,167 INFO L195 MainTranslator]: Completed translation [2018-12-02 10:44:51,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51 WrapperNode [2018-12-02 10:44:51,167 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 10:44:51,168 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 10:44:51,168 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 10:44:51,168 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 10:44:51,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,175 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,185 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 10:44:51,185 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 10:44:51,185 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 10:44:51,185 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 10:44:51,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,190 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,222 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 10:44:51,224 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 10:44:51,224 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 10:44:51,224 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 10:44:51,225 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/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 [2018-12-02 10:44:51,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 10:44:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 10:44:51,336 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 10:44:51,337 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 10:44:51,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:44:51 BoogieIcfgContainer [2018-12-02 10:44:51,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 10:44:51,337 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 10:44:51,337 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 10:44:51,344 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 10:44:51,344 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:44:51" (1/1) ... [2018-12-02 10:44:51,351 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:44:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:44:51,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-02 10:44:51,372 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-02 10:44:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 10:44:51,373 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:44:51,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:44:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:44:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:44:51,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 10:44:51,451 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-02 10:44:51,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:44:51 ImpRootNode [2018-12-02 10:44:51,465 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 10:44:51,466 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 10:44:51,466 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 10:44:51,466 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 10:44:51,466 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:44:51" (3/4) ... [2018-12-02 10:44:51,469 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 10:44:51,469 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 10:44:51,470 INFO L168 Benchmark]: Toolchain (without parser) took 435.53 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -112.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:44:51,471 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:44:51,471 INFO L168 Benchmark]: CACSL2BoogieTranslator took 132.25 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-12-02 10:44:51,472 INFO L168 Benchmark]: Boogie Procedure Inliner took 17.37 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:44:51,472 INFO L168 Benchmark]: Boogie Preprocessor took 38.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-02 10:44:51,472 INFO L168 Benchmark]: RCFGBuilder took 113.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2018-12-02 10:44:51,473 INFO L168 Benchmark]: CodeCheck took 128.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-02 10:44:51,473 INFO L168 Benchmark]: Witness Printer took 3.32 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:44:51,475 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, 10 locations, 1 error locations. UNSAFE Result, 0.0s 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, 4 NumberOfCodeBlocks, 4 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: 2]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 12, overapproximation of someBinaryDOUBLEComparisonOperation at line 18. Possible FailurePath: [L6] float x, y, z; [L8] x = 1.f [L9] y = 1e7 [L10] z = 42.f [L12] COND FALSE !(x < y) [L2] COND TRUE !(cond) [L2] __VERIFIER_error() * 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 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 132.25 ms. Allocated memory is still 1.0 GB. Free memory was 953.3 MB in the beginning and 942.5 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 17.37 ms. Allocated memory is still 1.0 GB. Free memory is still 942.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 38.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 90.2 MB). Free memory was 942.5 MB in the beginning and 1.1 GB in the end (delta: -148.3 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 113.36 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * CodeCheck took 128.11 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Witness Printer took 3.32 ms. Allocated memory is still 1.1 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 [2018-12-02 10:44:52,740 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 10:44:52,742 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 10:44:52,749 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 10:44:52,750 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 10:44:52,750 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 10:44:52,751 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 10:44:52,752 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 10:44:52,753 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 10:44:52,754 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 10:44:52,754 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 10:44:52,755 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 10:44:52,755 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 10:44:52,756 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 10:44:52,757 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 10:44:52,757 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 10:44:52,758 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 10:44:52,759 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 10:44:52,760 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 10:44:52,761 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 10:44:52,762 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 10:44:52,763 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 10:44:52,764 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 10:44:52,765 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 10:44:52,765 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 10:44:52,766 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 10:44:52,766 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 10:44:52,767 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 10:44:52,767 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 10:44:52,768 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 10:44:52,768 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 10:44:52,769 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 10:44:52,769 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 10:44:52,769 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 10:44:52,769 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 10:44:52,770 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 10:44:52,770 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 10:44:52,781 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 10:44:52,781 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 10:44:52,782 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 10:44:52,782 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 10:44:52,782 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 10:44:52,782 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 10:44:52,783 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 10:44:52,783 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 10:44:52,784 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 10:44:52,784 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 10:44:52,784 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 10:44:52,784 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 10:44:52,784 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 10:44:52,784 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 10:44:52,784 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 10:44:52,784 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 10:44:52,785 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 10:44:52,785 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 10:44:52,785 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 10:44:52,785 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 10:44:52,785 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 10:44:52,785 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 10:44:52,785 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 10:44:52,785 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 10:44:52,785 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_23d13734-00c3-4e93-bd1c-060abe3d76a7/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 -> 5d57b69a18e01217b153b00cc1c03d5a7a42828b [2018-12-02 10:44:52,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 10:44:52,815 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 10:44:52,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 10:44:52,818 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 10:44:52,818 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 10:44:52,818 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-12-02 10:44:52,852 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/8bdd03bbd/bd9c2eadef9a4db6b72b2b779d1eb09f/FLAG44c23a4da [2018-12-02 10:44:53,284 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 10:44:53,284 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/sv-benchmarks/c/float-benchs/loop_true-unreach-call.c [2018-12-02 10:44:53,288 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/8bdd03bbd/bd9c2eadef9a4db6b72b2b779d1eb09f/FLAG44c23a4da [2018-12-02 10:44:53,296 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/bin-2019/ukojak/data/8bdd03bbd/bd9c2eadef9a4db6b72b2b779d1eb09f [2018-12-02 10:44:53,298 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 10:44:53,299 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 10:44:53,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 10:44:53,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 10:44:53,301 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 10:44:53,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8f4428e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53, skipping insertion in model container [2018-12-02 10:44:53,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 10:44:53,317 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 10:44:53,401 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:44:53,405 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 10:44:53,414 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 10:44:53,422 INFO L195 MainTranslator]: Completed translation [2018-12-02 10:44:53,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53 WrapperNode [2018-12-02 10:44:53,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 10:44:53,423 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 10:44:53,423 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 10:44:53,423 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 10:44:53,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,433 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,443 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 10:44:53,444 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 10:44:53,444 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 10:44:53,444 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 10:44:53,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,454 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 10:44:53,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 10:44:53,459 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 10:44:53,459 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 10:44:53,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:44:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_23d13734-00c3-4e93-bd1c-060abe3d76a7/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 [2018-12-02 10:44:53,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 10:44:53,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 10:44:53,972 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 10:44:53,972 INFO L280 CfgBuilder]: Removed 7 assue(true) statements. [2018-12-02 10:44:53,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:44:53 BoogieIcfgContainer [2018-12-02 10:44:53,972 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 10:44:53,973 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 10:44:53,973 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 10:44:53,979 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 10:44:53,979 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:44:53" (1/1) ... [2018-12-02 10:44:53,986 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 10:44:54,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:44:54,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2018-12-02 10:44:54,007 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2018-12-02 10:44:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-02 10:44:54,009 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:44:54,041 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:44:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:44:54,063 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:44:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:44:55,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:44:55,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2018-12-02 10:44:55,503 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2018-12-02 10:44:55,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-12-02 10:44:55,503 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:44:55,504 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:44:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:44:55,947 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:44:55,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:01,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:45:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2018-12-02 10:45:01,909 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2018-12-02 10:45:01,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-12-02 10:45:01,911 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:45:01,911 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:45:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:03,398 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:45:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:11,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:45:11,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 13 states and 23 transitions. [2018-12-02 10:45:11,224 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 23 transitions. [2018-12-02 10:45:11,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-12-02 10:45:11,225 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:45:11,225 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:45:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:14,803 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:45:14,868 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:20,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:45:20,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 14 states and 27 transitions. [2018-12-02 10:45:20,870 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 27 transitions. [2018-12-02 10:45:20,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-12-02 10:45:20,870 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:45:20,871 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:45:24,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:24,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:45:24,717 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:37,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:45:37,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 16 states and 33 transitions. [2018-12-02 10:45:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 33 transitions. [2018-12-02 10:45:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-12-02 10:45:37,415 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:45:37,416 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:45:43,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:45:43,505 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:45:43,590 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:45:57,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:45:57,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 18 states and 37 transitions. [2018-12-02 10:45:57,522 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 37 transitions. [2018-12-02 10:45:57,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-02 10:45:57,522 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:45:57,523 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:46:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 10:46:03,626 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 10:46:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 10:46:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 10:46:17,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 20 states and 40 transitions. [2018-12-02 10:46:17,822 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 40 transitions. [2018-12-02 10:46:17,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-02 10:46:17,823 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 10:46:17,824 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-12-02 10:46:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-12-02 10:46:28,045 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) [2018-12-02 10:46:28,047 INFO L168 Benchmark]: Toolchain (without parser) took 94749.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 187.7 MB). Free memory was 944.7 MB in the beginning and 1.0 GB in the end (delta: -65.1 MB). Peak memory consumption was 122.6 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:28,049 INFO L168 Benchmark]: CDTParser took 0.12 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. [2018-12-02 10:46:28,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 123.82 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:28,049 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.10 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 10:46:28,050 INFO L168 Benchmark]: Boogie Preprocessor took 14.83 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:28,050 INFO L168 Benchmark]: RCFGBuilder took 513.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:28,051 INFO L168 Benchmark]: CodeCheck took 94074.07 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.8 MB). Peak memory consumption was 147.5 MB. Max. memory is 11.5 GB. [2018-12-02 10:46:28,054 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 0.12 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 123.82 ms. Allocated memory is still 1.0 GB. Free memory was 944.7 MB in the beginning and 932.6 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.10 ms. Allocated memory is still 1.0 GB. Free memory is still 932.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.83 ms. Allocated memory is still 1.0 GB. Free memory was 932.6 MB in the beginning and 927.3 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 513.76 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 119.0 MB). Free memory was 927.3 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 13.8 MB. Max. memory is 11.5 GB. * CodeCheck took 94074.07 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 68.7 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.8 MB). Peak memory consumption was 147.5 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...