./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/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 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 .................................................................................................................................................................................................................................................. 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_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/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 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 ...................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:41:21,125 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:41:21,126 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:41:21,132 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:41:21,132 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:41:21,133 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:41:21,134 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:41:21,135 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:41:21,136 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:41:21,137 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:41:21,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:41:21,138 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:41:21,138 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:41:21,139 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:41:21,140 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:41:21,140 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:41:21,141 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:41:21,142 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:41:21,144 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:41:21,145 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:41:21,145 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:41:21,146 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:41:21,148 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:41:21,148 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:41:21,148 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:41:21,149 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:41:21,150 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:41:21,150 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:41:21,151 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:41:21,151 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:41:21,152 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:41:21,152 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:41:21,152 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:41:21,152 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:41:21,153 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:41:21,154 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:41:21,154 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 04:41:21,164 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:41:21,164 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:41:21,165 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:41:21,165 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:41:21,166 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:41:21,166 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:41:21,166 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:41:21,166 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:41:21,166 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 04:41:21,166 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:41:21,167 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:41:21,167 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:41:21,167 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:41:21,167 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:41:21,167 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:41:21,167 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:41:21,167 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:41:21,168 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:41:21,168 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:41:21,168 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:41:21,168 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:41:21,168 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:41:21,168 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:41:21,168 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:41:21,169 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:41:21,169 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 04:41:21,169 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:41:21,169 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 04:41:21,169 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_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/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 -> 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 [2018-11-10 04:41:21,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:41:21,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:41:21,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:41:21,205 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:41:21,205 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:41:21,205 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-10 04:41:21,245 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/2da401b0e/21f826eac5204a15aca45ca87edfffee/FLAGf1a0b8daf [2018-11-10 04:41:21,641 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:41:21,642 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-10 04:41:21,646 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/2da401b0e/21f826eac5204a15aca45ca87edfffee/FLAGf1a0b8daf [2018-11-10 04:41:21,658 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/2da401b0e/21f826eac5204a15aca45ca87edfffee [2018-11-10 04:41:21,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:41:21,661 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:41:21,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:41:21,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:41:21,664 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:41:21,664 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,666 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa4d06c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21, skipping insertion in model container [2018-11-10 04:41:21,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:41:21,684 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:41:21,789 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:41:21,792 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:41:21,803 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:41:21,812 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:41:21,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21 WrapperNode [2018-11-10 04:41:21,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:41:21,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:41:21,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:41:21,813 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:41:21,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,822 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,834 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:41:21,834 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:41:21,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:41:21,834 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:41:21,840 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... [2018-11-10 04:41:21,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:41:21,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:41:21,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:41:21,849 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:41:21,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:41:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:41:21,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:41:21,935 INFO L130 BoogieDeclarations]: Found specification of procedure y [2018-11-10 04:41:21,935 INFO L138 BoogieDeclarations]: Found implementation of procedure y [2018-11-10 04:41:22,074 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:41:22,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:22 BoogieIcfgContainer [2018-11-10 04:41:22,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:41:22,076 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:41:22,076 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:41:22,086 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:41:22,086 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:22" (1/1) ... [2018-11-10 04:41:22,097 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:22,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-11-10 04:41:22,130 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-11-10 04:41:22,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:41:22,133 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:22,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:41:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:41:22,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:41:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 04:41:22,284 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-11-10 04:41:22,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 04:41:22 ImpRootNode [2018-11-10 04:41:22,306 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 04:41:22,307 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 04:41:22,307 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 04:41:22,307 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 04:41:22,308 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:22" (3/4) ... [2018-11-10 04:41:22,311 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 04:41:22,311 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 04:41:22,312 INFO L168 Benchmark]: Toolchain (without parser) took 651.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 959.3 MB in the beginning and 1.1 GB in the end (delta: -135.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:41:22,313 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:41:22,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 150.78 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:22,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:22,315 INFO L168 Benchmark]: Boogie Preprocessor took 14.08 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:41:22,316 INFO L168 Benchmark]: RCFGBuilder took 226.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:22,317 INFO L168 Benchmark]: CodeCheck took 231.00 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. [2018-11-10 04:41:22,317 INFO L168 Benchmark]: Witness Printer took 4.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:41:22,322 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 2 procedures, 20 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, 13 NumberOfCodeBlocks, 13 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: 6]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 44, overapproximation of to_real at line 10, overapproximation of someBinaryArithmeticDOUBLEoperation at line 39. Possible FailurePath: [L10] static NUM yn = 0; [L12] NUM ui = 0; [L22] NUM yi, yc; [L23] NUM K; [L24] NUM T; [L25] NUM taui; [L26] NUM taud; [L27] NUM ei, sumej, epi; [L28] int i; [L29] T = 1 [L30] taui = 1 [L31] taud = 1 [L32] K = .5 [L33] yc = .5 [L34] CALL, EXPR y(0) VAL [\old(i)=0, \old(yn)=0, yn=0] [L16] yn += ui [L17] RET return yn; [L34] EXPR y(0) VAL [yn=2] [L34] yi = y(0) [L35] epi = yc-yi [L36] sumej = epi [L37] i=0 VAL [yn=2] [L37] COND TRUE i<120 VAL [yn=2] [L38] CALL, EXPR y(i) VAL [\old(i)=0, \old(yn)=2, yn=2] [L16] yn += ui [L17] RET return yn; [L38] EXPR y(i) VAL [yn=3] [L38] yi = y(i) [L39] ei = yc-yi [L40] sumej = sumej+ei [L41] ui = K*(ei+sumej*T/taui+taud/T*(ei-epi)) [L42] epi = ei [L44] CALL __VERIFIER_assert(epi >= -1. && epi <= 1.) [L6] COND TRUE !(cond) VAL [yn=3] [L6] __VERIFIER_error() VAL [yn=3] * 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 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 150.78 ms. Allocated memory is still 1.0 GB. Free memory was 959.3 MB in the beginning and 948.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.53 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 14.08 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 226.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -165.6 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * CodeCheck took 231.00 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: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 11.5 GB. * Witness Printer took 4.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-11-10 04:41:23,796 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 04:41:23,797 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 04:41:23,805 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 04:41:23,805 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 04:41:23,806 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 04:41:23,807 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 04:41:23,808 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 04:41:23,809 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 04:41:23,809 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 04:41:23,810 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 04:41:23,810 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 04:41:23,811 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 04:41:23,812 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 04:41:23,812 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 04:41:23,813 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 04:41:23,814 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 04:41:23,815 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 04:41:23,816 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 04:41:23,817 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 04:41:23,818 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 04:41:23,819 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 04:41:23,820 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 04:41:23,820 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 04:41:23,820 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 04:41:23,821 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 04:41:23,821 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 04:41:23,822 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 04:41:23,822 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 04:41:23,823 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 04:41:23,823 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 04:41:23,824 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 04:41:23,824 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 04:41:23,824 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 04:41:23,825 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 04:41:23,825 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 04:41:23,826 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 04:41:23,835 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 04:41:23,836 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 04:41:23,836 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 04:41:23,837 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 04:41:23,837 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 04:41:23,837 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 04:41:23,837 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 04:41:23,838 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 04:41:23,838 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 04:41:23,838 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 04:41:23,838 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 04:41:23,838 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 04:41:23,838 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 04:41:23,838 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 04:41:23,839 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 04:41:23,839 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 04:41:23,839 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 04:41:23,839 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 04:41:23,839 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 04:41:23,839 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 04:41:23,839 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 04:41:23,839 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 04:41:23,840 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:41:23,840 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 04:41:23,840 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 04:41:23,840 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 04:41:23,840 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 04:41:23,840 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 04:41:23,840 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 04:41:23,841 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 04:41:23,841 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 04:41:23,841 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_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/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 -> 7fd08b3e226d625ffd75458b50e3f94c29ac1e83 [2018-11-10 04:41:23,872 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 04:41:23,882 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 04:41:23,884 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 04:41:23,885 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 04:41:23,886 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 04:41:23,886 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-10 04:41:23,934 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/744594a9a/ae9f07be20094b85b11b7507a8d3d583/FLAG3b9c62030 [2018-11-10 04:41:24,267 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 04:41:24,268 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/sv-benchmarks/c/float-benchs/water_pid_true-unreach-call_true-termination.c [2018-11-10 04:41:24,272 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/744594a9a/ae9f07be20094b85b11b7507a8d3d583/FLAG3b9c62030 [2018-11-10 04:41:24,281 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/data/744594a9a/ae9f07be20094b85b11b7507a8d3d583 [2018-11-10 04:41:24,283 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 04:41:24,284 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 04:41:24,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 04:41:24,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 04:41:24,287 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 04:41:24,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ccc2d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24, skipping insertion in model container [2018-11-10 04:41:24,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 04:41:24,309 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 04:41:24,434 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:41:24,439 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 04:41:24,454 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 04:41:24,467 INFO L193 MainTranslator]: Completed translation [2018-11-10 04:41:24,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24 WrapperNode [2018-11-10 04:41:24,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 04:41:24,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 04:41:24,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 04:41:24,469 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 04:41:24,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 04:41:24,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 04:41:24,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 04:41:24,497 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 04:41:24,505 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... [2018-11-10 04:41:24,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 04:41:24,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 04:41:24,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 04:41:24,517 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 04:41:24,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:41:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ae1ebb1d-6a78-4ffa-ae0a-0b4bd140d546/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 04:41:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 04:41:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 04:41:24,594 INFO L130 BoogieDeclarations]: Found specification of procedure y [2018-11-10 04:41:24,594 INFO L138 BoogieDeclarations]: Found implementation of procedure y [2018-11-10 04:41:35,985 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 04:41:35,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:35 BoogieIcfgContainer [2018-11-10 04:41:35,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 04:41:35,986 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 04:41:35,986 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 04:41:35,995 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 04:41:35,995 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 04:41:35" (1/1) ... [2018-11-10 04:41:36,002 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 04:41:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:41:36,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2018-11-10 04:41:36,028 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2018-11-10 04:41:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:41:36,031 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:41:36,069 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:41:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:41:44,259 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:41:44,846 WARN L179 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-10 04:41:45,312 WARN L179 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-10 04:41:45,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-10 04:41:47,818 WARN L179 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2018-11-10 04:41:52,590 WARN L179 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-10 04:42:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:19,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 33 transitions. [2018-11-10 04:42:19,487 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2018-11-10 04:42:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:42:19,487 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:19,488 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:42:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 04:42:25,752 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 04:42:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-11-10 04:42:26,749 WARN L179 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-11-10 04:42:28,399 WARN L179 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-10 04:42:31,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 04:42:31,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 23 states and 34 transitions. [2018-11-10 04:42:31,412 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2018-11-10 04:42:31,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-10 04:42:31,412 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 04:42:31,413 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort FloatingPoint undefined [2018-11-10 04:42:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 04:42:44,419 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-10 04:42:44,421 INFO L168 Benchmark]: Toolchain (without parser) took 80137.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 949.2 MB in the beginning and 1.0 GB in the end (delta: -56.3 MB). Peak memory consumption was 82.6 MB. Max. memory is 11.5 GB. [2018-11-10 04:42:44,422 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:42:44,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 183.78 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 938.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 04:42:44,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.03 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 04:42:44,423 INFO L168 Benchmark]: Boogie Preprocessor took 19.77 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 04:42:44,423 INFO L168 Benchmark]: RCFGBuilder took 11469.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -167.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. [2018-11-10 04:42:44,424 INFO L168 Benchmark]: CodeCheck took 68434.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. [2018-11-10 04:42:44,426 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:508) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 183.78 ms. Allocated memory is still 1.0 GB. Free memory was 949.2 MB in the beginning and 938.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.03 ms. Allocated memory is still 1.0 GB. Free memory was 938.5 MB in the beginning and 933.1 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.77 ms. Allocated memory is still 1.0 GB. Free memory is still 933.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 11469.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 933.1 MB in the beginning and 1.1 GB in the end (delta: -167.3 MB). Peak memory consumption was 22.3 MB. Max. memory is 11.5 GB. * CodeCheck took 68434.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 94.9 MB). Peak memory consumption was 94.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process Received shutdown request...