./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c -s /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/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 2227825b094336cea9cd81768b48348a309a725b .............................................................................................................................................................................................................................. 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 0.1.25-f470102 [2019-12-02 03:29:23,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-02 03:29:23,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-02 03:29:23,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-02 03:29:23,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-02 03:29:23,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-02 03:29:23,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-02 03:29:23,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-02 03:29:23,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-02 03:29:23,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-02 03:29:23,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-02 03:29:23,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-02 03:29:23,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-02 03:29:23,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-02 03:29:23,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-02 03:29:23,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-02 03:29:23,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-02 03:29:23,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-02 03:29:23,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-02 03:29:23,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-02 03:29:23,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-02 03:29:23,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-02 03:29:23,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-02 03:29:23,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-02 03:29:23,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-02 03:29:23,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-02 03:29:23,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-02 03:29:23,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-02 03:29:23,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-02 03:29:23,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-02 03:29:23,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-02 03:29:23,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-02 03:29:23,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-02 03:29:23,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-02 03:29:23,753 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-02 03:29:23,754 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-02 03:29:23,754 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-02 03:29:23,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-02 03:29:23,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-02 03:29:23,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-02 03:29:23,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-02 03:29:23,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2019-12-02 03:29:23,765 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-02 03:29:23,765 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-02 03:29:23,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-02 03:29:23,766 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-02 03:29:23,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-02 03:29:23,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-02 03:29:23,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-02 03:29:23,767 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-02 03:29:23,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-02 03:29:23,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-02 03:29:23,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-02 03:29:23,767 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-02 03:29:23,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-02 03:29:23,768 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-12-02 03:29:23,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-02 03:29:23,768 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-02 03:29:23,768 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-02 03:29:23,768 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-02 03:29:23,768 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-02 03:29:23,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-02 03:29:23,769 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-02 03:29:23,769 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/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 -> 2227825b094336cea9cd81768b48348a309a725b [2019-12-02 03:29:23,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-02 03:29:23,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-02 03:29:23,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-02 03:29:23,879 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-02 03:29:23,879 INFO L275 PluginConnector]: CDTParser initialized [2019-12-02 03:29:23,880 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c [2019-12-02 03:29:23,917 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/data/0fb667560/3dcabd895e9a43a1a03728b227990b12/FLAG7914377d6 [2019-12-02 03:29:24,228 INFO L306 CDTParser]: Found 1 translation units. [2019-12-02 03:29:24,228 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-terminate.c [2019-12-02 03:29:24,232 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/data/0fb667560/3dcabd895e9a43a1a03728b227990b12/FLAG7914377d6 [2019-12-02 03:29:24,241 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/data/0fb667560/3dcabd895e9a43a1a03728b227990b12 [2019-12-02 03:29:24,243 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-02 03:29:24,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-02 03:29:24,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-02 03:29:24,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-02 03:29:24,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-02 03:29:24,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@440ab6a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24, skipping insertion in model container [2019-12-02 03:29:24,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-02 03:29:24,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-02 03:29:24,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 03:29:24,362 INFO L203 MainTranslator]: Completed pre-run [2019-12-02 03:29:24,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-02 03:29:24,415 INFO L208 MainTranslator]: Completed translation [2019-12-02 03:29:24,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24 WrapperNode [2019-12-02 03:29:24,415 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-02 03:29:24,416 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-02 03:29:24,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-02 03:29:24,416 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-02 03:29:24,421 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,425 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-02 03:29:24,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-02 03:29:24,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-02 03:29:24,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-02 03:29:24,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,443 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,443 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,444 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,447 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-02 03:29:24,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-02 03:29:24,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-02 03:29:24,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-02 03:29:24,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 03:29:24" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/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 [2019-12-02 03:29:24,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-02 03:29:24,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-02 03:29:24,603 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-02 03:29:24,603 INFO L287 CfgBuilder]: Removed 5 assume(true) statements. [2019-12-02 03:29:24,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:24 BoogieIcfgContainer [2019-12-02 03:29:24,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-02 03:29:24,605 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-02 03:29:24,605 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-02 03:29:24,613 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-02 03:29:24,613 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:24" (1/1) ... [2019-12-02 03:29:24,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-02 03:29:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:29:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2019-12-02 03:29:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2019-12-02 03:29:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-02 03:29:24,644 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:29:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:29:24,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:29:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:29:24,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 10 transitions. [2019-12-02 03:29:24,751 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 10 transitions. [2019-12-02 03:29:24,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2019-12-02 03:29:24,752 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:29:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:29:24,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:29:24,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:29:24,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2019-12-02 03:29:24,840 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2019-12-02 03:29:24,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-12-02 03:29:24,840 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:29:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-02 03:29:24,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-02 03:29:25,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-12-02 03:29:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2019-12-02 03:29:25,032 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2019-12-02 03:29:25,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-12-02 03:29:25,033 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-12-02 03:29:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 03:29:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 03:29:25,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 03:29:25,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-02 03:29:25,074 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 4 iterations. [2019-12-02 03:29:25,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 03:29:25 ImpRootNode [2019-12-02 03:29:25,088 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-12-02 03:29:25,089 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-02 03:29:25,089 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-02 03:29:25,089 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-02 03:29:25,089 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 03:29:24" (3/4) ... [2019-12-02 03:29:25,091 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-12-02 03:29:25,117 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_9eb92cb5-0367-4238-a2ae-e57cc530465b/bin/ukojak/witness.graphml [2019-12-02 03:29:25,117 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-02 03:29:25,119 INFO L168 Benchmark]: Toolchain (without parser) took 875.07 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 939.9 MB in the beginning and 1.0 GB in the end (delta: -70.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 11.5 GB. [2019-12-02 03:29:25,119 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:29:25,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 171.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. [2019-12-02 03:29:25,120 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.53 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:29:25,121 INFO L168 Benchmark]: Boogie Preprocessor took 12.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:29:25,121 INFO L168 Benchmark]: RCFGBuilder took 155.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. [2019-12-02 03:29:25,122 INFO L168 Benchmark]: CodeCheck took 483.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. [2019-12-02 03:29:25,122 INFO L168 Benchmark]: Witness Printer took 28.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-02 03:29:25,125 INFO L335 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, 11 locations, 4 error locations. Result: UNSAFE, OverallTime: 0.4s, OverallIterations: 4, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 16 SDtfs, 20 SDslu, 8 SDs, 0 SdLazy, 124 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 91 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 101 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 22]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int i, j, k, ell; [L15] i = __VERIFIER_nondet_int() [L16] j = __VERIFIER_nondet_int() [L17] k = __VERIFIER_nondet_int() [L18] COND TRUE i <= 100 && j <= k [L19] ell = i [L20] i = j [L21] EXPR ell + 1 [L21] j = ell + 1 [L22] k - 1 * 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 956.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 171.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 98.6 MB). Free memory was 939.9 MB in the beginning and 1.1 GB in the end (delta: -155.0 MB). Peak memory consumption was 23.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.53 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 12.04 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 155.83 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 16.5 MB). Peak memory consumption was 16.5 MB. Max. memory is 11.5 GB. * CodeCheck took 483.73 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 65.3 MB). Peak memory consumption was 65.3 MB. Max. memory is 11.5 GB. * Witness Printer took 28.88 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...