./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/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 6710c77e3bf5a7bf39c573c94c62b098a988af37 ......................................................................................................................................................................................................................................................... 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_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/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 6710c77e3bf5a7bf39c573c94c62b098a988af37 ............................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-11-10 06:18:04,215 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:18:04,216 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:18:04,224 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:18:04,225 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:18:04,225 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:18:04,226 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:18:04,227 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:18:04,228 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:18:04,229 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:18:04,230 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:18:04,230 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:18:04,231 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:18:04,231 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:18:04,232 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:18:04,233 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:18:04,233 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:18:04,234 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:18:04,236 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:18:04,237 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:18:04,237 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:18:04,238 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:18:04,240 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:18:04,240 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:18:04,240 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:18:04,241 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:18:04,241 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:18:04,242 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:18:04,242 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:18:04,243 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:18:04,243 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:18:04,244 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:18:04,244 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:18:04,244 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:18:04,245 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:18:04,245 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:18:04,245 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-10 06:18:04,255 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:18:04,255 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:18:04,256 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:18:04,256 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:18:04,256 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:18:04,257 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:18:04,257 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:18:04,257 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:18:04,257 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-10 06:18:04,257 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:18:04,257 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:18:04,258 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:18:04,258 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:18:04,258 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:18:04,258 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:18:04,258 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:18:04,258 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:18:04,258 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:18:04,259 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:18:04,259 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:18:04,259 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:18:04,259 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:04,259 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:18:04,259 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:18:04,260 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:18:04,260 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-10 06:18:04,260 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:18:04,260 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-10 06:18:04,260 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_17040e1b-a089-4667-9664-b381d13117b8/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 -> 6710c77e3bf5a7bf39c573c94c62b098a988af37 [2018-11-10 06:18:04,284 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:18:04,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:18:04,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:18:04,296 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:18:04,296 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:18:04,297 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-11-10 06:18:04,334 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/4dfc1a198/e459689df83447e5b5befc4f4166e3c0/FLAGcd85fe315 [2018-11-10 06:18:04,728 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:18:04,728 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-11-10 06:18:04,732 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/4dfc1a198/e459689df83447e5b5befc4f4166e3c0/FLAGcd85fe315 [2018-11-10 06:18:04,741 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/4dfc1a198/e459689df83447e5b5befc4f4166e3c0 [2018-11-10 06:18:04,743 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:18:04,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:18:04,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:04,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:18:04,747 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:18:04,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd11db4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04, skipping insertion in model container [2018-11-10 06:18:04,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:18:04,768 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:18:04,863 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:04,865 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:18:04,876 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:04,884 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:18:04,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04 WrapperNode [2018-11-10 06:18:04,884 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:04,885 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:04,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:18:04,885 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:18:04,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:04,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:18:04,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:18:04,911 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:18:04,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... [2018-11-10 06:18:04,923 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:18:04,924 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:18:04,924 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:18:04,924 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:18:04,925 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:05,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:18:05,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:18:05,131 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:18:05,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:05 BoogieIcfgContainer [2018-11-10 06:18:05,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:18:05,132 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:18:05,132 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:18:05,142 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:18:05,142 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:05" (1/1) ... [2018-11-10 06:18:05,152 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:18:05,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-11-10 06:18:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-11-10 06:18:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:18:05,187 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:18:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:18:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:05,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-11-10 06:18:05,320 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-11-10 06:18:05,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:18:05,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:18:05,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:18:05,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:05,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2018-11-10 06:18:05,430 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2018-11-10 06:18:05,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:18:05,430 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:05,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-10 06:18:05,473 WARN L496 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-11-10 06:18:05,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 10.11 06:18:05 ImpRootNode [2018-11-10 06:18:05,495 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-10 06:18:05,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-10 06:18:05,496 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-10 06:18:05,496 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-10 06:18:05,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:05" (3/4) ... [2018-11-10 06:18:05,499 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-10 06:18:05,499 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-10 06:18:05,500 INFO L168 Benchmark]: Toolchain (without parser) took 756.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 959.1 MB in the beginning and 1.1 GB in the end (delta: -145.7 MB). Peak memory consumption was 11.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:05,501 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:18:05,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 140.23 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:05,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.41 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:05,502 INFO L168 Benchmark]: Boogie Preprocessor took 12.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:18:05,503 INFO L168 Benchmark]: RCFGBuilder took 207.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:05,503 INFO L168 Benchmark]: CodeCheck took 363.46 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: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:05,503 INFO L168 Benchmark]: Witness Printer took 3.62 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:18:05,506 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, 19 locations, 1 error locations. UNSAFE Result, 0.3s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 32 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 24 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 137 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 6 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, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 234 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 51]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 38, overapproximation of to_real at line 34, overapproximation of someBinaryArithmeticDOUBLEoperation at line 75. Possible FailurePath: [L1] int __return_main; [L10] double main__E0; [L11] double main__E1; [L12] double main__S; [L13] int main__i; [L14] main__E1 = 0 [L15] main__S = 0 [L16] main__i = 0 VAL [__return_main=0] [L18] COND TRUE main__i <= 1000000 [L20] main__E0 = __VERIFIER_nondet_double() [L21] int main____CPAchecker_TMP_0; VAL [__return_main=0] [L22] COND TRUE main__E0 >= -1.0 VAL [__return_main=0] [L24] COND TRUE main__E0 <= 1.0 [L26] main____CPAchecker_TMP_0 = 1 VAL [__return_main=0] [L28] COND TRUE main____CPAchecker_TMP_0 != 0 [L30] int main____CPAchecker_TMP_1; [L31] main____CPAchecker_TMP_1 = __VERIFIER_nondet_int() [L32] COND TRUE !(main____CPAchecker_TMP_1 == 0) [L34] main__S = 0 [L36] main__E1 = main__E0 [L37] int main____CPAchecker_TMP_2; VAL [__return_main=0] [L38] COND FALSE !(main__S >= -10000.0) VAL [__return_main=0] [L64] main____CPAchecker_TMP_2 = 0 VAL [__return_main=0] [L45] int __tmp_1; [L46] __tmp_1 = main____CPAchecker_TMP_2 [L47] int __VERIFIER_assert__cond; [L48] __VERIFIER_assert__cond = __tmp_1 VAL [__return_main=0] [L49] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_main=0] [L51] __VERIFIER_error() VAL [__return_main=0] * 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 140.23 ms. Allocated memory is still 1.0 GB. Free memory was 959.1 MB in the beginning and 948.3 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 26.41 ms. Allocated memory is still 1.0 GB. Free memory was 948.3 MB in the beginning and 945.6 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.21 ms. Allocated memory is still 1.0 GB. Free memory is still 945.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 207.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -194.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * CodeCheck took 363.46 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: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.62 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 06:18:06,942 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-10 06:18:06,943 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-10 06:18:06,951 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-10 06:18:06,952 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-10 06:18:06,952 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-10 06:18:06,953 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-10 06:18:06,954 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-10 06:18:06,955 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-10 06:18:06,956 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-10 06:18:06,956 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-10 06:18:06,957 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-10 06:18:06,957 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-10 06:18:06,958 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-10 06:18:06,958 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-10 06:18:06,959 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-10 06:18:06,960 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-10 06:18:06,961 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-10 06:18:06,963 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-10 06:18:06,964 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-10 06:18:06,965 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-10 06:18:06,966 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-10 06:18:06,967 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-10 06:18:06,968 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-10 06:18:06,968 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-10 06:18:06,968 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-10 06:18:06,969 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-10 06:18:06,970 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-10 06:18:06,970 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-10 06:18:06,971 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-10 06:18:06,971 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-10 06:18:06,972 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-10 06:18:06,972 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-10 06:18:06,973 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-10 06:18:06,973 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-10 06:18:06,974 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-10 06:18:06,974 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-10 06:18:06,984 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-10 06:18:06,984 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-10 06:18:06,985 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-10 06:18:06,985 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-10 06:18:06,985 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-10 06:18:06,985 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-10 06:18:06,985 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-10 06:18:06,986 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-10 06:18:06,987 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-10 06:18:06,987 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-10 06:18:06,987 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-10 06:18:06,987 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-10 06:18:06,988 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-10 06:18:06,989 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-10 06:18:06,989 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-10 06:18:06,989 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:06,989 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-10 06:18:06,989 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-10 06:18:06,989 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-10 06:18:06,989 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-10 06:18:06,989 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-10 06:18:06,990 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-10 06:18:06,990 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-10 06:18:06,990 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-10 06:18:06,990 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_17040e1b-a089-4667-9664-b381d13117b8/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 -> 6710c77e3bf5a7bf39c573c94c62b098a988af37 [2018-11-10 06:18:07,018 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-10 06:18:07,027 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-10 06:18:07,030 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-10 06:18:07,031 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-10 06:18:07,031 INFO L276 PluginConnector]: CDTParser initialized [2018-11-10 06:18:07,032 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-11-10 06:18:07,066 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/19b260272/389bbd8595a44eb3ac05052573dc37f6/FLAGeb5066d8a [2018-11-10 06:18:07,452 INFO L298 CDTParser]: Found 1 translation units. [2018-11-10 06:18:07,453 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/sv-benchmarks/c/float-benchs/filter1_true-unreach-call.c.p+cfa-reducer.c [2018-11-10 06:18:07,457 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/19b260272/389bbd8595a44eb3ac05052573dc37f6/FLAGeb5066d8a [2018-11-10 06:18:07,467 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/data/19b260272/389bbd8595a44eb3ac05052573dc37f6 [2018-11-10 06:18:07,470 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-10 06:18:07,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-10 06:18:07,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:07,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-10 06:18:07,474 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-10 06:18:07,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26052e84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07, skipping insertion in model container [2018-11-10 06:18:07,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-10 06:18:07,500 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-11-10 06:18:07,622 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:07,625 INFO L189 MainTranslator]: Completed pre-run [2018-11-10 06:18:07,639 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-11-10 06:18:07,648 INFO L193 MainTranslator]: Completed translation [2018-11-10 06:18:07,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07 WrapperNode [2018-11-10 06:18:07,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-10 06:18:07,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:07,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-10 06:18:07,649 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-10 06:18:07,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-10 06:18:07,670 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-10 06:18:07,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-10 06:18:07,670 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-10 06:18:07,675 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,676 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,676 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... [2018-11-10 06:18:07,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-10 06:18:07,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-10 06:18:07,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-10 06:18:07,684 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-10 06:18:07,685 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:18:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_17040e1b-a089-4667-9664-b381d13117b8/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-10 06:18:07,768 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-10 06:18:07,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-10 06:18:11,371 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-10 06:18:11,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:11 BoogieIcfgContainer [2018-11-10 06:18:11,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-10 06:18:11,372 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-10 06:18:11,372 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-10 06:18:11,379 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-10 06:18:11,379 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 06:18:11" (1/1) ... [2018-11-10 06:18:11,386 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-10 06:18:11,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:11,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2018-11-10 06:18:11,413 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2018-11-10 06:18:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:18:11,415 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:11,447 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:18:11,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:18:11,466 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:18:11,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:18:13,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:13,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2018-11-10 06:18:13,075 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2018-11-10 06:18:13,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:18:13,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:13,076 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:18:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:18:13,088 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:18:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:18:13,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2018-11-10 06:18:13,154 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2018-11-10 06:18:13,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-11-10 06:18:13,155 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:13,155 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:18:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:18:13,569 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:18:13,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:18:26,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:26,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2018-11-10 06:18:26,050 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2018-11-10 06:18:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-10 06:18:26,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:26,052 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:18:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-10 06:18:26,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-10 06:18:26,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-10 06:18:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-10 06:18:26,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2018-11-10 06:18:26,534 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2018-11-10 06:18:26,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-11-10 06:18:26,534 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2018-11-10 06:18:26,535 ERROR L616 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-10 06:18:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-10 06:18:36,781 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 06:18:36,784 INFO L168 Benchmark]: Toolchain (without parser) took 29313.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 949.7 MB in the beginning and 1.0 GB in the end (delta: -60.3 MB). Peak memory consumption was 65.5 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:36,785 INFO L168 Benchmark]: CDTParser took 0.16 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 06:18:36,785 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.02 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:36,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.93 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:36,786 INFO L168 Benchmark]: Boogie Preprocessor took 13.80 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-10 06:18:36,787 INFO L168 Benchmark]: RCFGBuilder took 3687.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:36,787 INFO L168 Benchmark]: CodeCheck took 25411.23 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: 84.3 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. [2018-11-10 06:18:36,789 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 0.16 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 177.02 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 939.0 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 20.93 ms. Allocated memory is still 1.0 GB. Free memory was 939.0 MB in the beginning and 933.6 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.80 ms. Allocated memory is still 1.0 GB. Free memory is still 933.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 3687.96 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.8 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -160.7 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * CodeCheck took 25411.23 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: 84.3 MB). Peak memory consumption was 84.3 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...