./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.p+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/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 d70b8a99a80d4539d473a750e7161a73c79074b4 ....................................................................................................................................................................................................................................................................... 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_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.p+cfa-reducer.c -s /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/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 d70b8a99a80d4539d473a750e7161a73c79074b4 ........................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 15:04:21,993 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:04:21,995 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:04:22,003 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:04:22,003 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:04:22,004 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:04:22,005 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:04:22,006 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:04:22,007 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:04:22,007 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:04:22,008 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:04:22,008 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:04:22,009 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:04:22,010 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:04:22,010 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:04:22,011 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:04:22,011 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:04:22,013 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:04:22,014 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:04:22,015 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:04:22,016 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:04:22,016 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:04:22,018 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:04:22,018 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:04:22,018 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:04:22,019 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:04:22,020 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:04:22,020 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:04:22,021 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:04:22,021 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:04:22,022 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:04:22,022 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:04:22,022 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:04:22,022 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:04:22,023 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:04:22,023 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:04:22,024 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 15:04:22,034 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:04:22,034 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:04:22,034 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:04:22,035 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:04:22,035 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:04:22,035 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:04:22,035 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:04:22,035 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:04:22,036 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 15:04:22,036 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:04:22,036 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:04:22,036 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:04:22,036 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:04:22,036 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:04:22,036 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:04:22,037 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:04:22,038 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:04:22,038 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:04:22,038 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:04:22,038 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:04:22,039 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:04:22,039 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:04:22,039 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:04:22,039 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:04:22,039 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:04:22,039 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:04:22,039 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 15:04:22,040 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:04:22,040 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 15:04:22,040 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_65ce9b2b-7902-471e-a63f-942089b61e6e/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 -> d70b8a99a80d4539d473a750e7161a73c79074b4 [2018-11-18 15:04:22,063 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:04:22,073 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:04:22,075 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:04:22,076 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:04:22,077 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:04:22,077 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.p+cfa-reducer.c [2018-11-18 15:04:22,122 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/d47259c37/ea0ddfd3bb3d4717946342d6a9bec4cf/FLAGd06c31b25 [2018-11-18 15:04:22,539 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:04:22,539 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.p+cfa-reducer.c [2018-11-18 15:04:22,545 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/d47259c37/ea0ddfd3bb3d4717946342d6a9bec4cf/FLAGd06c31b25 [2018-11-18 15:04:22,556 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/d47259c37/ea0ddfd3bb3d4717946342d6a9bec4cf [2018-11-18 15:04:22,558 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:04:22,559 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:04:22,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:04:22,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:04:22,561 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:04:22,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68a25bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22, skipping insertion in model container [2018-11-18 15:04:22,564 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:04:22,585 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:04:22,698 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:04:22,700 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:04:22,712 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:04:22,720 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:04:22,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22 WrapperNode [2018-11-18 15:04:22,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:04:22,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:04:22,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:04:22,721 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:04:22,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:04:22,740 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:04:22,740 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:04:22,740 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:04:22,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:04:22,752 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:04:22,752 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:04:22,752 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:04:22,752 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/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 [2018-11-18 15:04:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:04:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:04:22,968 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:04:22,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:22 BoogieIcfgContainer [2018-11-18 15:04:22,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:04:22,969 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:04:22,969 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:04:22,976 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:04:22,976 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:22" (1/1) ... [2018-11-18 15:04:22,983 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:04:23,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:23,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-11-18 15:04:23,006 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-11-18 15:04:23,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:04:23,007 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:23,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:04:23,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2018-11-18 15:04:23,177 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2018-11-18 15:04:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:04:23,177 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:23,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:04:23,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:23,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2018-11-18 15:04:23,234 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2018-11-18 15:04:23,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:04:23,234 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:04:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:04:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:04:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 15:04:23,281 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-11-18 15:04:23,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 03:04:23 ImpRootNode [2018-11-18 15:04:23,306 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 15:04:23,306 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 15:04:23,306 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 15:04:23,306 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 15:04:23,307 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:22" (3/4) ... [2018-11-18 15:04:23,310 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 15:04:23,310 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 15:04:23,311 INFO L168 Benchmark]: Toolchain (without parser) took 752.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.2 MB). Free memory was 958.4 MB in the beginning and 1.1 GB in the end (delta: -178.2 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:23,312 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:04:23,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 161.29 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 947.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.8 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:23,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.01 ms. Allocated memory is still 1.0 GB. Free memory was 947.6 MB in the beginning and 944.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:23,314 INFO L168 Benchmark]: Boogie Preprocessor took 11.66 ms. Allocated memory is still 1.0 GB. Free memory is still 944.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 15:04:23,314 INFO L168 Benchmark]: RCFGBuilder took 217.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.2 MB). Free memory was 944.9 MB in the beginning and 1.2 GB in the end (delta: -232.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:23,315 INFO L168 Benchmark]: CodeCheck took 336.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:04:23,315 INFO L168 Benchmark]: Witness Printer took 4.23 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. [2018-11-18 15:04:23,317 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, 24 locations, 1 error locations. UNSAFE Result, 0.2s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 46 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 24 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 183 GetRequests, 177 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, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 24 ConstructedInterpolants, 0 QuantifiedInterpolants, 384 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: 61]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 43, overapproximation of someBinaryDOUBLEComparisonOperation at line 48, overapproximation of to_real at line 15, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L1] int __return_main; [L9] float main__X; [L10] float main__Y; [L11] float main__S; [L12] float main__R; [L13] float main__D; [L14] int main__i; [L15] main__Y = 0 [L16] main__i = 0 VAL [__return_main=0] [L18] COND TRUE main__i < 100000 [L20] main__X = __VERIFIER_nondet_float() [L21] main__D = __VERIFIER_nondet_float() [L22] int main____CPAchecker_TMP_0; VAL [__return_main=0] [L23] COND TRUE main__X >= -128.0 VAL [__return_main=0] [L25] COND TRUE main__X <= 128.0 [L27] main____CPAchecker_TMP_0 = 1 VAL [__return_main=0] [L29] COND TRUE main____CPAchecker_TMP_0 != 0 [L31] int main____CPAchecker_TMP_1; VAL [__return_main=0] [L32] COND TRUE main__D >= 0.0 VAL [__return_main=0] [L34] COND TRUE main__D <= 16.0 [L36] main____CPAchecker_TMP_1 = 1 VAL [__return_main=0] [L38] COND TRUE main____CPAchecker_TMP_1 != 0 [L40] main__S = main__Y [L41] main__Y = main__X [L42] main__R = main__X - main__S [L43] COND FALSE !(main__R <= (-main__D)) [L85] COND TRUE main__R >= main__D [L87] main__Y = main__S + main__D [L47] int main____CPAchecker_TMP_2; VAL [__return_main=0] [L48] COND FALSE !(main__Y >= -129.0) VAL [__return_main=0] [L74] main____CPAchecker_TMP_2 = 0 VAL [__return_main=0] [L55] int __tmp_1; [L56] __tmp_1 = main____CPAchecker_TMP_2 [L57] int __VERIFIER_assert__cond; [L58] __VERIFIER_assert__cond = __tmp_1 VAL [__return_main=0] [L59] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_main=0] [L61] __VERIFIER_error() VAL [__return_main=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 161.29 ms. Allocated memory is still 1.0 GB. Free memory was 958.4 MB in the beginning and 947.6 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 19.01 ms. Allocated memory is still 1.0 GB. Free memory was 947.6 MB in the beginning and 944.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 11.66 ms. Allocated memory is still 1.0 GB. Free memory is still 944.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 217.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 198.2 MB). Free memory was 944.9 MB in the beginning and 1.2 GB in the end (delta: -232.2 MB). Peak memory consumption was 17.7 MB. Max. memory is 11.5 GB. * CodeCheck took 336.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 40.4 MB). Peak memory consumption was 40.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.23 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 0.1.23-5842f4b [2018-11-18 15:04:24,793 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 15:04:24,794 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 15:04:24,802 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 15:04:24,802 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 15:04:24,802 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 15:04:24,803 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 15:04:24,804 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 15:04:24,805 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 15:04:24,806 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 15:04:24,807 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 15:04:24,807 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 15:04:24,808 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 15:04:24,808 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 15:04:24,809 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 15:04:24,810 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 15:04:24,810 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 15:04:24,811 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 15:04:24,813 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 15:04:24,814 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 15:04:24,814 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 15:04:24,815 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 15:04:24,817 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 15:04:24,817 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 15:04:24,817 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 15:04:24,818 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 15:04:24,818 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 15:04:24,819 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 15:04:24,819 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 15:04:24,820 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 15:04:24,820 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 15:04:24,822 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 15:04:24,822 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 15:04:24,822 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 15:04:24,823 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 15:04:24,823 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 15:04:24,823 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-11-18 15:04:24,835 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 15:04:24,835 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 15:04:24,835 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 15:04:24,835 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 15:04:24,836 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 15:04:24,836 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 15:04:24,836 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 15:04:24,836 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 15:04:24,836 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 15:04:24,836 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 15:04:24,837 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 15:04:24,838 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 15:04:24,838 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 15:04:24,838 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 15:04:24,838 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 15:04:24,838 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 15:04:24,838 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 15:04:24,838 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 15:04:24,839 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 15:04:24,839 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 15:04:24,839 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-11-18 15:04:24,839 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 15:04:24,839 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 15:04:24,839 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 15:04:24,839 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 15:04:24,839 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_65ce9b2b-7902-471e-a63f-942089b61e6e/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 -> d70b8a99a80d4539d473a750e7161a73c79074b4 [2018-11-18 15:04:24,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 15:04:24,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 15:04:24,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 15:04:24,879 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 15:04:24,879 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 15:04:24,879 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/../../sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.p+cfa-reducer.c [2018-11-18 15:04:24,916 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/c7b52a20f/7d23e60f340f412885550f434e997ed1/FLAGdb78eb23b [2018-11-18 15:04:25,244 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 15:04:25,244 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/sv-benchmarks/c/float-benchs/rlim_invariant_true-unreach-call.c.p+cfa-reducer.c [2018-11-18 15:04:25,248 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/c7b52a20f/7d23e60f340f412885550f434e997ed1/FLAGdb78eb23b [2018-11-18 15:04:25,676 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/bin-2019/ukojak/data/c7b52a20f/7d23e60f340f412885550f434e997ed1 [2018-11-18 15:04:25,679 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 15:04:25,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 15:04:25,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 15:04:25,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 15:04:25,683 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 15:04:25,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18dbaebe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25, skipping insertion in model container [2018-11-18 15:04:25,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 15:04:25,712 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 15:04:25,829 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:04:25,833 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 15:04:25,847 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 15:04:25,858 INFO L195 MainTranslator]: Completed translation [2018-11-18 15:04:25,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25 WrapperNode [2018-11-18 15:04:25,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 15:04:25,859 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 15:04:25,859 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 15:04:25,859 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 15:04:25,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,868 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 15:04:25,880 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 15:04:25,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 15:04:25,880 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 15:04:25,888 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,888 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... [2018-11-18 15:04:25,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 15:04:25,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 15:04:25,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 15:04:25,902 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 15:04:25,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 03:04:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_65ce9b2b-7902-471e-a63f-942089b61e6e/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 [2018-11-18 15:04:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 15:04:25,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 15:04:27,743 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 15:04:27,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:27 BoogieIcfgContainer [2018-11-18 15:04:27,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 15:04:27,744 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 15:04:27,744 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 15:04:27,750 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 15:04:27,751 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 03:04:27" (1/1) ... [2018-11-18 15:04:27,757 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 15:04:27,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:27,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2018-11-18 15:04:27,779 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2018-11-18 15:04:27,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:04:27,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:27,821 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:04:27,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:27,868 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:04:27,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:04:27,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:27,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2018-11-18 15:04:27,979 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2018-11-18 15:04:27,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:04:27,981 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:27,982 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:04:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:28,017 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:04:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:04:28,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:04:28,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2018-11-18 15:04:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2018-11-18 15:04:28,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:04:28,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:04:28,230 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:04:29,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:04:30,006 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:04:31,025 WARN L180 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2018-11-18 15:04:32,127 WARN L180 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 15:04:36,632 WARN L180 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 17 [2018-11-18 15:04:41,624 WARN L180 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 20 [2018-11-18 15:04:48,649 WARN L180 SmtUtils]: Spent 2.48 s on a formula simplification. DAG size of input: 39 DAG size of output: 9 [2018-11-18 15:04:48,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:04:51,014 WARN L180 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2018-11-18 15:04:52,918 WARN L180 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-11-18 15:04:59,658 WARN L180 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 15:05:04,230 WARN L180 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 23 [2018-11-18 15:05:10,892 WARN L180 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 21 [2018-11-18 15:05:15,516 WARN L180 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 25 [2018-11-18 15:05:22,205 WARN L180 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 24 [2018-11-18 15:05:31,159 WARN L180 SmtUtils]: Spent 2.22 s on a formula simplification that was a NOOP. DAG size: 26 [2018-11-18 15:05:36,099 WARN L180 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2018-11-18 15:05:43,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:05:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2018-11-18 15:05:43,179 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2018-11-18 15:05:43,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-11-18 15:05:43,179 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:05:43,180 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:05:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:05:43,214 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:05:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:05:46,755 WARN L180 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 17 [2018-11-18 15:05:50,182 WARN L180 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 15:05:53,401 WARN L180 SmtUtils]: Spent 674.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-11-18 15:05:56,195 WARN L180 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2018-11-18 15:05:56,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:05:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2018-11-18 15:05:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2018-11-18 15:05:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-11-18 15:05:56,524 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:05:56,525 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:05:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 15:05:57,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 15:06:04,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 15:06:05,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 15:06:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2018-11-18 15:06:05,085 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2018-11-18 15:06:05,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-18 15:06:05,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 15:06:05,087 ERROR L613 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-11-18 15:06:15,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2018-11-18 15:06:15,181 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:505) 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) [2018-11-18 15:06:15,183 INFO L168 Benchmark]: Toolchain (without parser) took 109503.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 949.7 MB in the beginning and 945.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 137.0 MB. Max. memory is 11.5 GB. [2018-11-18 15:06:15,183 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-11-18 15:06:15,184 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-18 15:06:15,184 INFO L168 Benchmark]: Boogie Procedure Inliner took 21.30 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. [2018-11-18 15:06:15,184 INFO L168 Benchmark]: Boogie Preprocessor took 21.69 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. [2018-11-18 15:06:15,184 INFO L168 Benchmark]: RCFGBuilder took 1841.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2018-11-18 15:06:15,185 INFO L168 Benchmark]: CodeCheck took 107438.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 945.9 MB in the end (delta: 144.4 MB). Peak memory consumption was 144.4 MB. Max. memory is 11.5 GB. [2018-11-18 15:06:15,187 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:505) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 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 177.17 ms. Allocated memory is still 1.0 GB. Free memory was 949.7 MB in the beginning and 933.6 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 21.30 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. * Boogie Preprocessor took 21.69 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 1841.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 133.2 MB). Free memory was 933.6 MB in the beginning and 1.1 GB in the end (delta: -156.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * CodeCheck took 107438.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 945.9 MB in the end (delta: 144.4 MB). Peak memory consumption was 144.4 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...