./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/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 1b89be727e1b941b152f4b6e505aae7e5221fdd7 ...................................................................................................................................................................................................................... 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_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/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 1b89be727e1b941b152f4b6e505aae7e5221fdd7 ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 13:32:46,971 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:32:46,972 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:32:46,978 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:32:46,978 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:32:46,979 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:32:46,979 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:32:46,980 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:32:46,981 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:32:46,982 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:32:46,982 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:32:46,983 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:32:46,983 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:32:46,984 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:32:46,984 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:32:46,984 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:32:46,985 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:32:46,986 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:32:46,987 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:32:46,988 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:32:46,988 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:32:46,989 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:32:46,990 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:32:46,991 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:32:46,991 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:32:46,991 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:32:46,992 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:32:46,992 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:32:46,993 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:32:46,993 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:32:46,993 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:32:46,994 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:32:46,994 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:32:46,994 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:32:46,995 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:32:46,995 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:32:46,995 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 13:32:47,003 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:32:47,003 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:32:47,004 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:32:47,004 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:32:47,004 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:32:47,004 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:32:47,004 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:32:47,005 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:32:47,006 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:32:47,006 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:32:47,006 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:32:47,006 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:32:47,006 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:32:47,006 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:32:47,006 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:32:47,006 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:32:47,006 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:32:47,007 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 13:32:47,007 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:32:47,007 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 13:32:47,007 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_ac70c9bf-8222-49c0-b023-4f7954b9a865/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 -> 1b89be727e1b941b152f4b6e505aae7e5221fdd7 [2018-12-02 13:32:47,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:32:47,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:32:47,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:32:47,037 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:32:47,037 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:32:47,038 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-12-02 13:32:47,081 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/5c6271d3c/8b62cb7ada4743428c3b436618f094a7/FLAGdb826db77 [2018-12-02 13:32:47,517 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:32:47,518 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-12-02 13:32:47,524 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/5c6271d3c/8b62cb7ada4743428c3b436618f094a7/FLAGdb826db77 [2018-12-02 13:32:47,532 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/5c6271d3c/8b62cb7ada4743428c3b436618f094a7 [2018-12-02 13:32:47,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:32:47,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:32:47,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:32:47,535 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:32:47,537 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:32:47,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52fe4f45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47, skipping insertion in model container [2018-12-02 13:32:47,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:32:47,561 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:32:47,713 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:32:47,717 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:32:47,781 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:32:47,805 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:32:47,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47 WrapperNode [2018-12-02 13:32:47,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:32:47,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:32:47,806 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:32:47,806 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:32:47,811 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,820 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:32:47,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:32:47,833 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:32:47,833 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:32:47,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... [2018-12-02 13:32:47,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:32:47,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:32:47,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:32:47,845 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:32:47,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:32:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:32:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-12-02 13:32:47,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:32:47,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:32:48,064 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:32:48,064 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-02 13:32:48,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:32:48 BoogieIcfgContainer [2018-12-02 13:32:48,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:32:48,065 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:32:48,065 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:32:48,075 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:32:48,075 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:32:48" (1/1) ... [2018-12-02 13:32:48,083 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:32:48,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:32:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-02 13:32:48,103 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-02 13:32:48,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 13:32:48,105 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:32:48,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:32:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:32:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:32:48,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:32:48,226 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-02 13:32:48,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:32:48 ImpRootNode [2018-12-02 13:32:48,248 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:32:48,249 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:32:48,249 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:32:48,249 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:32:48,249 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:32:48" (3/4) ... [2018-12-02 13:32:48,251 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 13:32:48,251 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:32:48,252 INFO L168 Benchmark]: Toolchain (without parser) took 717.82 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -104.2 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:48,253 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:32:48,253 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:48,254 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.21 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:32:48,254 INFO L168 Benchmark]: Boogie Preprocessor took 12.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:32:48,254 INFO L168 Benchmark]: RCFGBuilder took 219.77 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:48,255 INFO L168 Benchmark]: CodeCheck took 183.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:48,255 INFO L168 Benchmark]: Witness Printer took 2.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:32:48,257 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, 13 locations, 1 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 960]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1158. Possible FailurePath: [L1152] int globalState = 0; [L1170] int fd = open(file,flags); [L1171] COND FALSE !(fd>0) [L1172] return fd; [L1158] int file = l_open("unknown",00); [L1159] void* cbuf = (void*) malloc(sizeof(char)*100); [L1165] (globalState == 1) ? (0) : __blast_assert () VAL [globalState=0] [L960] __VERIFIER_error() VAL [globalState=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 270.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 957.1 MB in the beginning and 1.1 GB in the end (delta: -159.4 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.21 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. * Boogie Preprocessor took 12.31 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 219.77 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: 24.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB. * CodeCheck took 183.23 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 23.7 MB). Peak memory consumption was 23.7 MB. Max. memory is 11.5 GB. * Witness Printer took 2.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 13:32:49,621 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 13:32:49,622 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 13:32:49,628 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 13:32:49,628 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 13:32:49,629 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 13:32:49,629 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 13:32:49,630 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 13:32:49,631 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 13:32:49,631 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 13:32:49,632 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 13:32:49,632 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 13:32:49,632 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 13:32:49,633 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 13:32:49,633 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 13:32:49,634 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 13:32:49,634 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 13:32:49,635 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 13:32:49,636 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 13:32:49,636 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 13:32:49,637 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 13:32:49,637 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 13:32:49,638 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 13:32:49,638 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 13:32:49,639 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 13:32:49,639 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 13:32:49,639 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 13:32:49,640 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 13:32:49,640 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 13:32:49,641 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 13:32:49,641 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 13:32:49,641 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 13:32:49,641 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 13:32:49,641 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 13:32:49,642 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 13:32:49,642 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 13:32:49,642 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 13:32:49,649 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 13:32:49,650 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 13:32:49,650 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 13:32:49,650 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 13:32:49,650 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 13:32:49,651 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 13:32:49,651 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 13:32:49,652 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 13:32:49,652 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:32:49,652 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 13:32:49,652 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 13:32:49,653 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 13:32:49,653 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 13:32:49,653 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_ac70c9bf-8222-49c0-b023-4f7954b9a865/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 -> 1b89be727e1b941b152f4b6e505aae7e5221fdd7 [2018-12-02 13:32:49,670 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 13:32:49,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 13:32:49,679 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 13:32:49,680 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 13:32:49,680 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 13:32:49,680 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-12-02 13:32:49,715 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/2ff6507fe/a63b41a39f97448f93000e4c2d77a0a5/FLAG0707a2cdd [2018-12-02 13:32:50,136 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 13:32:50,137 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/sv-benchmarks/c/ldv-regression/fo_test_true-termination.c_false-unreach-call.i [2018-12-02 13:32:50,146 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/2ff6507fe/a63b41a39f97448f93000e4c2d77a0a5/FLAG0707a2cdd [2018-12-02 13:32:50,154 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/data/2ff6507fe/a63b41a39f97448f93000e4c2d77a0a5 [2018-12-02 13:32:50,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 13:32:50,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 13:32:50,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 13:32:50,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 13:32:50,159 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 13:32:50,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9983a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50, skipping insertion in model container [2018-12-02 13:32:50,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 13:32:50,192 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 13:32:50,382 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:32:50,388 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 13:32:50,412 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 13:32:50,487 INFO L195 MainTranslator]: Completed translation [2018-12-02 13:32:50,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50 WrapperNode [2018-12-02 13:32:50,487 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 13:32:50,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 13:32:50,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 13:32:50,488 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 13:32:50,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 13:32:50,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 13:32:50,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 13:32:50,514 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 13:32:50,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 13:32:50,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 13:32:50,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 13:32:50,528 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 13:32:50,528 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:32:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ac70c9bf-8222-49c0-b023-4f7954b9a865/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 13:32:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 13:32:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure read [2018-12-02 13:32:50,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 13:32:50,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 13:32:50,737 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 13:32:50,737 INFO L280 CfgBuilder]: Removed 10 assue(true) statements. [2018-12-02 13:32:50,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:32:50 BoogieIcfgContainer [2018-12-02 13:32:50,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 13:32:50,738 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 13:32:50,738 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 13:32:50,744 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 13:32:50,744 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:32:50" (1/1) ... [2018-12-02 13:32:50,751 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 13:32:50,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 13:32:50,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2018-12-02 13:32:50,771 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2018-12-02 13:32:50,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-02 13:32:50,773 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 13:32:50,805 ERROR L617 CodeCheckObserver]: First Tracecheck threw exception Indexed Sort BitVec undefined [2018-12-02 13:32:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:32:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 13:32:50,853 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2018-12-02 13:32:50,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 01:32:50 ImpRootNode [2018-12-02 13:32:50,880 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 13:32:50,880 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 13:32:50,880 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 13:32:50,880 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 13:32:50,880 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:32:50" (3/4) ... [2018-12-02 13:32:50,883 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 13:32:50,883 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 13:32:50,883 INFO L168 Benchmark]: Toolchain (without parser) took 727.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -141.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:50,884 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:32:50,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 330.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -199.4 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:50,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.17 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:50,885 INFO L168 Benchmark]: Boogie Preprocessor took 13.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:32:50,886 INFO L168 Benchmark]: RCFGBuilder took 209.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:50,886 INFO L168 Benchmark]: CodeCheck took 142.09 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: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. [2018-12-02 13:32:50,886 INFO L168 Benchmark]: Witness Printer took 3.08 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 13:32:50,888 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, 13 locations, 1 error locations. UNSAFE Result, 0.0s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 960]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1158. Possible FailurePath: [L1152] int globalState = 0; [L1170] int fd = open(file,flags); [L1171] COND FALSE !(fd>0) [L1172] return fd; [L1158] int file = l_open("unknown",00); [L1159] void* cbuf = (void*) malloc(sizeof(char)*100); [L1165] (globalState == 1) ? (0) : __blast_assert () VAL [globalState=0] [L960] __VERIFIER_error() VAL [globalState=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 330.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -199.4 MB). Peak memory consumption was 50.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.17 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 13.37 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 209.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 31.1 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * CodeCheck took 142.09 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: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 11.5 GB. * Witness Printer took 3.08 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...