./Ultimate.py --spec ../../sv-benchmarks/c/ReachSafety.prp --file ../../sv-benchmarks/c/ldv-regression/test_while_int_true-termination.c_false-unreach-call_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test_while_int_true-termination.c_false-unreach-call_1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/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 87afddccfd1da763b81be9f487d95a8fd1750032 ........................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 13:20:04,317 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 13:20:04,319 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 13:20:04,327 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 13:20:04,328 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 13:20:04,328 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 13:20:04,329 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 13:20:04,331 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 13:20:04,332 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 13:20:04,333 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 13:20:04,334 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 13:20:04,335 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 13:20:04,336 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 13:20:04,336 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 13:20:04,338 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 13:20:04,338 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 13:20:04,339 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 13:20:04,341 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 13:20:04,343 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 13:20:04,344 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 13:20:04,345 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 13:20:04,346 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 13:20:04,349 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 13:20:04,349 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 13:20:04,349 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 13:20:04,350 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 13:20:04,351 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 13:20:04,352 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 13:20:04,353 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 13:20:04,354 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 13:20:04,354 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 13:20:04,355 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 13:20:04,355 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 13:20:04,355 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 13:20:04,356 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 13:20:04,356 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 13:20:04,357 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-11-18 13:20:04,370 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 13:20:04,371 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 13:20:04,372 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 13:20:04,372 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 13:20:04,372 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 13:20:04,372 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 13:20:04,373 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 13:20:04,373 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-18 13:20:04,373 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 13:20:04,373 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-18 13:20:04,373 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 13:20:04,374 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 13:20:04,374 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 13:20:04,374 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 13:20:04,374 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-18 13:20:04,374 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 13:20:04,374 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 13:20:04,374 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 13:20:04,374 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-18 13:20:04,375 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-18 13:20:04,375 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 13:20:04,375 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 13:20:04,375 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:20:04,375 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 13:20:04,375 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 13:20:04,376 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 13:20:04,376 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-18 13:20:04,376 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 13:20:04,376 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 13:20:04,376 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_c30039d7-352c-45d4-8df6-79fb5d6878cf/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 -> 87afddccfd1da763b81be9f487d95a8fd1750032 [2018-11-18 13:20:04,409 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 13:20:04,422 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 13:20:04,426 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 13:20:04,428 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 13:20:04,428 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 13:20:04,429 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/../../sv-benchmarks/c/ldv-regression/test_while_int_true-termination.c_false-unreach-call_1.i [2018-11-18 13:20:04,485 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/data/b40c837df/8b14672d1328467aae354d490adb148f/FLAG9e1b966b4 [2018-11-18 13:20:04,896 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 13:20:04,896 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/sv-benchmarks/c/ldv-regression/test_while_int_true-termination.c_false-unreach-call_1.i [2018-11-18 13:20:04,902 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/data/b40c837df/8b14672d1328467aae354d490adb148f/FLAG9e1b966b4 [2018-11-18 13:20:04,919 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/data/b40c837df/8b14672d1328467aae354d490adb148f [2018-11-18 13:20:04,923 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 13:20:04,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 13:20:04,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 13:20:04,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 13:20:04,931 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 13:20:04,932 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:20:04" (1/1) ... [2018-11-18 13:20:04,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24248849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:04, skipping insertion in model container [2018-11-18 13:20:04,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 01:20:04" (1/1) ... [2018-11-18 13:20:04,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 13:20:04,969 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 13:20:05,125 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:20:05,129 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 13:20:05,140 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 13:20:05,152 INFO L195 MainTranslator]: Completed translation [2018-11-18 13:20:05,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05 WrapperNode [2018-11-18 13:20:05,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 13:20:05,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 13:20:05,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 13:20:05,154 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 13:20:05,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 13:20:05,182 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 13:20:05,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 13:20:05,182 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 13:20:05,190 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 13:20:05,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 13:20:05,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 13:20:05,199 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 13:20:05,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 01:20:05" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-18 13:20:05,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 13:20:05,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 13:20:05,415 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 13:20:05,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:20:05 BoogieIcfgContainer [2018-11-18 13:20:05,415 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 13:20:05,416 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-18 13:20:05,416 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-18 13:20:05,425 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-18 13:20:05,426 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:20:05" (1/1) ... [2018-11-18 13:20:05,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 13:20:05,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2018-11-18 13:20:05,468 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2018-11-18 13:20:05,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-11-18 13:20:05,471 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:20:05,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:20:05,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:05,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2018-11-18 13:20:05,652 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2018-11-18 13:20:05,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2018-11-18 13:20:05,652 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 13:20:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 13:20:05,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-18 13:20:05,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2018-11-18 13:20:05,868 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2018-11-18 13:20:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-11-18 13:20:05,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-18 13:20:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:20:05,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:20:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:20:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 13:20:05,913 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2018-11-18 13:20:05,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 18.11 01:20:05 ImpRootNode [2018-11-18 13:20:05,937 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-18 13:20:05,938 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 13:20:05,938 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 13:20:05,938 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 13:20:05,939 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 01:20:05" (3/4) ... [2018-11-18 13:20:05,942 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-11-18 13:20:05,992 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c30039d7-352c-45d4-8df6-79fb5d6878cf/bin-2019/ukojak/witness.graphml [2018-11-18 13:20:05,993 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 13:20:05,994 INFO L168 Benchmark]: Toolchain (without parser) took 1069.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 960.3 MB in the beginning and 1.1 GB in the end (delta: -108.3 MB). Peak memory consumption was 15.9 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:05,995 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:20:05,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 227.24 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:05,996 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.16 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:05,997 INFO L168 Benchmark]: Boogie Preprocessor took 16.77 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 13:20:05,997 INFO L168 Benchmark]: RCFGBuilder took 216.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:05,998 INFO L168 Benchmark]: CodeCheck took 521.29 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: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:05,998 INFO L168 Benchmark]: Witness Printer took 55.06 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-18 13:20:06,001 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, 12 locations, 1 error locations. UNSAFE Result, 0.4s OverallTime, 3 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 6 SDtfs, 14 SDslu, 12 SDs, 0 SdLazy, 44 SolverSat, 18 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 98 GetRequests, 85 SyntacticMatches, 3 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/3 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: 6]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L12] int i=0; [L13] COND TRUE i<5 [L14] i++ [L16] COND TRUE (i!=3) ? (0) : __blast_assert () [L13] COND TRUE i<5 [L14] i++ [L16] COND TRUE (i!=3) ? (0) : __blast_assert () [L13] COND TRUE i<5 [L14] i++ [L16] COND FALSE !((i!=3) ? (0) : __blast_assert ()) [L16] CALL __blast_assert () [L6] __VERIFIER_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 227.24 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.5 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 28.16 ms. Allocated memory is still 1.0 GB. Free memory was 948.5 MB in the beginning and 945.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 16.77 ms. Allocated memory is still 1.0 GB. Free memory is still 945.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 216.60 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 945.8 MB in the beginning and 1.1 GB in the end (delta: -166.9 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * CodeCheck took 521.29 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: 41.4 MB). Peak memory consumption was 41.4 MB. Max. memory is 11.5 GB. * Witness Printer took 55.06 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...