./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c -s /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6ff697c57265298ce2261966fa58c440777fc865 ................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW) --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-03 01:12:48,683 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 01:12:48,684 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 01:12:48,692 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 01:12:48,692 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 01:12:48,692 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 01:12:48,693 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 01:12:48,694 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 01:12:48,695 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 01:12:48,696 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 01:12:48,696 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 01:12:48,697 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 01:12:48,697 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 01:12:48,698 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 01:12:48,699 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 01:12:48,699 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 01:12:48,700 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 01:12:48,701 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 01:12:48,702 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 01:12:48,703 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 01:12:48,704 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 01:12:48,705 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 01:12:48,706 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 01:12:48,706 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 01:12:48,707 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 01:12:48,707 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 01:12:48,708 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 01:12:48,708 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 01:12:48,709 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 01:12:48,710 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 01:12:48,710 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 01:12:48,710 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-03 01:12:48,710 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-03 01:12:48,711 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-03 01:12:48,711 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-03 01:12:48,712 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-03 01:12:48,712 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-12-03 01:12:48,722 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 01:12:48,722 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 01:12:48,723 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 01:12:48,723 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-03 01:12:48,723 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 01:12:48,724 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 01:12:48,724 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 01:12:48,724 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-03 01:12:48,724 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 01:12:48,724 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 01:12:48,724 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 01:12:48,724 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 01:12:48,725 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 01:12:48,725 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-12-03 01:12:48,725 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 01:12:48,725 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-03 01:12:48,725 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 01:12:48,725 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-03 01:12:48,725 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-03 01:12:48,725 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 01:12:48,725 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-03 01:12:48,726 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-03 01:12:48,726 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 01:12:48,726 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 01:12:48,726 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 01:12:48,726 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-03 01:12:48,726 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 01:12:48,726 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 01:12:48,726 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_02e8481d-e76f-4323-a73d-15ca07b1e560/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 ! overflow) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ff697c57265298ce2261966fa58c440777fc865 [2018-12-03 01:12:48,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 01:12:48,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 01:12:48,757 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 01:12:48,758 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-03 01:12:48,758 INFO L276 PluginConnector]: CDTParser initialized [2018-12-03 01:12:48,758 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/../../sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c [2018-12-03 01:12:48,795 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/data/a5899c3d8/61df896f5e0b4c1b9894d31f6d40745b/FLAGf1ccbc8e2 [2018-12-03 01:12:49,190 INFO L307 CDTParser]: Found 1 translation units. [2018-12-03 01:12:49,191 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/sv-benchmarks/c/termination-crafted-lit/HarrisLalNoriRajamani-SAS2010-Fig2_false-no-overflow.c [2018-12-03 01:12:49,194 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/data/a5899c3d8/61df896f5e0b4c1b9894d31f6d40745b/FLAGf1ccbc8e2 [2018-12-03 01:12:49,202 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/data/a5899c3d8/61df896f5e0b4c1b9894d31f6d40745b [2018-12-03 01:12:49,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 01:12:49,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-03 01:12:49,205 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-03 01:12:49,205 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-03 01:12:49,207 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-03 01:12:49,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3163dfbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49, skipping insertion in model container [2018-12-03 01:12:49,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,213 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-03 01:12:49,225 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-03 01:12:49,313 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:12:49,316 INFO L191 MainTranslator]: Completed pre-run [2018-12-03 01:12:49,327 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-03 01:12:49,335 INFO L195 MainTranslator]: Completed translation [2018-12-03 01:12:49,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49 WrapperNode [2018-12-03 01:12:49,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-03 01:12:49,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 01:12:49,335 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 01:12:49,335 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 01:12:49,340 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,354 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 01:12:49,354 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 01:12:49,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 01:12:49,355 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 01:12:49,360 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,366 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 01:12:49,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 01:12:49,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 01:12:49,368 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 01:12:49,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:12:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/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 [2018-12-03 01:12:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2018-12-03 01:12:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2018-12-03 01:12:49,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 01:12:49,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 01:12:49,655 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 01:12:49,655 INFO L280 CfgBuilder]: Removed 5 assue(true) statements. [2018-12-03 01:12:49,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:12:49 BoogieIcfgContainer [2018-12-03 01:12:49,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 01:12:49,656 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-03 01:12:49,656 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-03 01:12:49,665 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-03 01:12:49,665 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:12:49" (1/1) ... [2018-12-03 01:12:49,675 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-03 01:12:49,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:49,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2018-12-03 01:12:49,701 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2018-12-03 01:12:49,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-12-03 01:12:49,702 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:49,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:49,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:49,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2018-12-03 01:12:49,808 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2018-12-03 01:12:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-12-03 01:12:49,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:49,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:49,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:49,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2018-12-03 01:12:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2018-12-03 01:12:49,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2018-12-03 01:12:49,853 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:49,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:49,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 45 states and 64 transitions. [2018-12-03 01:12:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 64 transitions. [2018-12-03 01:12:49,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-03 01:12:49,882 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:49,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2018-12-03 01:12:50,011 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2018-12-03 01:12:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-12-03 01:12:50,012 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2018-12-03 01:12:50,066 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2018-12-03 01:12:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-03 01:12:50,067 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 72 states and 123 transitions. [2018-12-03 01:12:50,148 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2018-12-03 01:12:50,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-03 01:12:50,148 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2018-12-03 01:12:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2018-12-03 01:12:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 01:12:50,177 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 114 transitions. [2018-12-03 01:12:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 114 transitions. [2018-12-03 01:12:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 01:12:50,217 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 66 states and 110 transitions. [2018-12-03 01:12:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2018-12-03 01:12:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 01:12:50,244 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 106 transitions. [2018-12-03 01:12:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 106 transitions. [2018-12-03 01:12:50,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 01:12:50,272 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 60 states and 99 transitions. [2018-12-03 01:12:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2018-12-03 01:12:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 01:12:50,298 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 107 transitions. [2018-12-03 01:12:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2018-12-03 01:12:50,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 01:12:50,419 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 72 states and 123 transitions. [2018-12-03 01:12:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 123 transitions. [2018-12-03 01:12:50,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 01:12:50,489 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 82 states and 145 transitions. [2018-12-03 01:12:50,602 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2018-12-03 01:12:50,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-03 01:12:50,603 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 160 transitions. [2018-12-03 01:12:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 160 transitions. [2018-12-03 01:12:50,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,691 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 92 states and 162 transitions. [2018-12-03 01:12:50,724 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 162 transitions. [2018-12-03 01:12:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,724 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 94 states and 164 transitions. [2018-12-03 01:12:50,755 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 164 transitions. [2018-12-03 01:12:50,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,756 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 96 states and 166 transitions. [2018-12-03 01:12:50,785 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2018-12-03 01:12:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,785 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 98 states and 168 transitions. [2018-12-03 01:12:50,808 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 168 transitions. [2018-12-03 01:12:50,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,808 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 100 states and 174 transitions. [2018-12-03 01:12:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 174 transitions. [2018-12-03 01:12:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,829 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 102 states and 176 transitions. [2018-12-03 01:12:50,861 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 176 transitions. [2018-12-03 01:12:50,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,862 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 178 transitions. [2018-12-03 01:12:50,891 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2018-12-03 01:12:50,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:50,892 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 106 states and 180 transitions. [2018-12-03 01:12:50,913 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 180 transitions. [2018-12-03 01:12:50,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 01:12:50,914 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:51,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:51,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 109 states and 188 transitions. [2018-12-03 01:12:51,118 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 188 transitions. [2018-12-03 01:12:51,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-12-03 01:12:51,119 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-03 01:12:51,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:51,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 109 states and 186 transitions. [2018-12-03 01:12:51,182 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 186 transitions. [2018-12-03 01:12:51,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:51,182 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:51,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-03 01:12:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-03 01:12:51,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-03 01:12:51,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 111 states and 188 transitions. [2018-12-03 01:12:51,332 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 188 transitions. [2018-12-03 01:12:51,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2018-12-03 01:12:51,332 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-03 01:12:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 01:12:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 01:12:51,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 01:12:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-03 01:12:51,363 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 27 iterations. [2018-12-03 01:12:51,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 01:12:51 ImpRootNode [2018-12-03 01:12:51,381 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-03 01:12:51,382 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-03 01:12:51,382 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-03 01:12:51,382 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-03 01:12:51,382 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:12:49" (3/4) ... [2018-12-03 01:12:51,384 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-03 01:12:51,420 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_02e8481d-e76f-4323-a73d-15ca07b1e560/bin-2019/ukojak/witness.graphml [2018-12-03 01:12:51,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-03 01:12:51,421 INFO L168 Benchmark]: Toolchain (without parser) took 2216.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 961.4 MB in the beginning and 1.1 GB in the end (delta: -163.0 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2018-12-03 01:12:51,422 INFO L168 Benchmark]: CDTParser took 0.10 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. [2018-12-03 01:12:51,422 INFO L168 Benchmark]: CACSL2BoogieTranslator took 129.90 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-03 01:12:51,422 INFO L168 Benchmark]: Boogie Procedure Inliner took 18.93 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-03 01:12:51,423 INFO L168 Benchmark]: Boogie Preprocessor took 12.86 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 945.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-03 01:12:51,423 INFO L168 Benchmark]: RCFGBuilder took 288.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -145.8 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. [2018-12-03 01:12:51,423 INFO L168 Benchmark]: CodeCheck took 1725.70 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -33.3 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. [2018-12-03 01:12:51,424 INFO L168 Benchmark]: Witness Printer took 38.61 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 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. [2018-12-03 01:12:51,427 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 48 locations, 6 error locations. UNSAFE Result, 1.6s OverallTime, 27 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 829693920 SDtfs, 950386090 SDslu, 1450664312 SDs, 0 SdLazy, 803229900 SolverSat, 202666026 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4097 GetRequests, 3783 SyntacticMatches, 246 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2070 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 424 NumberOfCodeBlocks, 424 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 380 ConstructedInterpolants, 0 QuantifiedInterpolants, 20442 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 24 PerfectInterpolantSequences, 1/5 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 - CounterExampleResult [Line: 81]: integer overflow possible integer overflow possible We found a FailurePath: [L53] int d = 1; [L54] int x = __VERIFIER_nondet_int(); [L56] COND TRUE __VERIFIER_nondet_int() [L57] EXPR d - 1 [L57] d = d - 1 [L61] COND FALSE !(__VERIFIER_nondet_int()) [L64] COND FALSE !(__VERIFIER_nondet_int()) [L67] COND FALSE !(__VERIFIER_nondet_int()) [L70] COND FALSE !(__VERIFIER_nondet_int()) [L76] COND TRUE __VERIFIER_nondet_int() [L77] EXPR d - 1 [L77] d = d - 1 [L80] COND TRUE x > 0 [L81] x - d * 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 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 129.90 ms. Allocated memory is still 1.0 GB. Free memory was 961.4 MB in the beginning and 950.6 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 18.93 ms. Allocated memory is still 1.0 GB. Free memory is still 950.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.86 ms. Allocated memory is still 1.0 GB. Free memory was 950.6 MB in the beginning and 945.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 288.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -145.8 MB). Peak memory consumption was 13.5 MB. Max. memory is 11.5 GB. * CodeCheck took 1725.70 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 75.5 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -33.3 MB). Peak memory consumption was 42.2 MB. Max. memory is 11.5 GB. * Witness Printer took 38.61 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 B). Peak memory consumption was 24 B. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...