./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY --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 46206f7a86b26e5772618ef155399955c07418b5 .......................................................................................................................................................................................................................... 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 0.2.1-dev-4e77c04 [2021-10-13 03:28:24,033 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 03:28:24,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 03:28:24,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 03:28:24,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 03:28:24,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 03:28:24,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 03:28:24,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 03:28:24,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 03:28:24,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 03:28:24,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 03:28:24,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 03:28:24,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 03:28:24,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 03:28:24,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 03:28:24,101 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 03:28:24,102 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 03:28:24,103 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 03:28:24,105 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 03:28:24,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 03:28:24,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 03:28:24,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 03:28:24,113 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 03:28:24,114 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 03:28:24,117 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 03:28:24,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 03:28:24,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 03:28:24,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 03:28:24,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 03:28:24,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 03:28:24,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 03:28:24,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 03:28:24,124 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 03:28:24,125 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 03:28:24,126 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 03:28:24,127 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 03:28:24,128 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 03:28:24,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 03:28:24,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 03:28:24,129 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 03:28:24,130 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 03:28:24,137 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-10-13 03:28:24,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 03:28:24,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 03:28:24,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 03:28:24,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-13 03:28:24,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 03:28:24,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 03:28:24,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 03:28:24,178 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 03:28:24,178 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 03:28:24,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 03:28:24,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 03:28:24,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 03:28:24,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 03:28:24,180 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 03:28:24,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 03:28:24,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 03:28:24,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 03:28:24,180 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-13 03:28:24,181 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-13 03:28:24,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 03:28:24,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:28:24,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 03:28:24,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 03:28:24,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 03:28:24,182 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-13 03:28:24,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 03:28:24,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 03:28:24,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46206f7a86b26e5772618ef155399955c07418b5 [2021-10-13 03:28:24,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 03:28:24,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 03:28:24,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 03:28:24,551 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 03:28:24,551 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 03:28:24,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/../../sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-1.c [2021-10-13 03:28:24,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/data/c8e04af2c/89287facbeed49af984f27a8f44244ea/FLAG0693e2cfd [2021-10-13 03:28:25,076 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 03:28:25,076 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/sv-benchmarks/c/termination-crafted/Toulouse-BranchesToLoop-1.c [2021-10-13 03:28:25,082 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/data/c8e04af2c/89287facbeed49af984f27a8f44244ea/FLAG0693e2cfd [2021-10-13 03:28:25,580 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/data/c8e04af2c/89287facbeed49af984f27a8f44244ea [2021-10-13 03:28:25,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 03:28:25,584 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 03:28:25,585 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 03:28:25,586 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 03:28:25,589 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 03:28:25,589 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40654b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25, skipping insertion in model container [2021-10-13 03:28:25,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 03:28:25,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 03:28:25,767 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:28:25,770 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 03:28:25,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 03:28:25,795 INFO L208 MainTranslator]: Completed translation [2021-10-13 03:28:25,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25 WrapperNode [2021-10-13 03:28:25,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 03:28:25,796 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 03:28:25,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 03:28:25,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 03:28:25,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,809 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,825 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 03:28:25,826 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 03:28:25,826 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 03:28:25,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 03:28:25,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 03:28:25,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 03:28:25,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 03:28:25,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 03:28:25,844 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 03:28:25" (1/1) ... [2021-10-13 03:28:25,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-13 03:28:25,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/z3 [2021-10-13 03:28:25,873 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-13 03:28:25,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-13 03:28:25,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 03:28:25,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 03:28:26,120 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 03:28:26,120 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-13 03:28:26,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:28:26 BoogieIcfgContainer [2021-10-13 03:28:26,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 03:28:26,124 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-13 03:28:26,124 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-13 03:28:26,133 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-13 03:28:26,133 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:28:26" (1/1) ... [2021-10-13 03:28:26,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 03:28:26,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:28:26,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2021-10-13 03:28:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2021-10-13 03:28:26,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-13 03:28:26,175 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:28:26,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:28:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 03:28:26,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 03:28:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-13 03:28:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2021-10-13 03:28:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2021-10-13 03:28:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-13 03:28:26,357 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-13 03:28:26,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 03:28:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:28:26,366 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:28:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:28:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:28:26,411 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 03:28:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 03:28:26,421 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2021-10-13 03:28:26,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.10 03:28:26 ImpRootNode [2021-10-13 03:28:26,436 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-13 03:28:26,437 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 03:28:26,437 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 03:28:26,437 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 03:28:26,437 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 03:28:26" (3/4) ... [2021-10-13 03:28:26,439 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-13 03:28:26,502 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/witness.graphml [2021-10-13 03:28:26,502 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 03:28:26,504 INFO L168 Benchmark]: Toolchain (without parser) took 919.01 ms. Allocated memory is still 130.0 MB. Free memory was 90.5 MB in the beginning and 78.4 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2021-10-13 03:28:26,505 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 130.0 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:28:26,506 INFO L168 Benchmark]: CACSL2BoogieTranslator took 210.13 ms. Allocated memory is still 130.0 MB. Free memory was 90.3 MB in the beginning and 105.7 MB in the end (delta: -15.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:28:26,507 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.99 ms. Allocated memory is still 130.0 MB. Free memory was 105.7 MB in the beginning and 104.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 03:28:26,508 INFO L168 Benchmark]: Boogie Preprocessor took 16.17 ms. Allocated memory is still 130.0 MB. Free memory was 104.5 MB in the beginning and 103.6 MB in the end (delta: 930.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:28:26,509 INFO L168 Benchmark]: RCFGBuilder took 280.06 ms. Allocated memory is still 130.0 MB. Free memory was 103.6 MB in the beginning and 93.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 03:28:26,510 INFO L168 Benchmark]: CodeCheck took 312.48 ms. Allocated memory is still 130.0 MB. Free memory was 93.1 MB in the beginning and 80.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 03:28:26,511 INFO L168 Benchmark]: Witness Printer took 65.86 ms. Allocated memory is still 130.0 MB. Free memory was 80.0 MB in the beginning and 78.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 03:28:26,531 INFO L339 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. Started 1 CEGAR loops. OverallTime: 271.5ms, OverallIterations: 2, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.0ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 4 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 12.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 20 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 4.9ms SsaConstructionTime, 20.6ms SatisfiabilityAnalysisTime, 66.6ms InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 25]: integer overflow possible integer overflow possible We found a FailurePath: [L14] int x; [L15] int y; [L16] int z; [L17] y = __VERIFIER_nondet_int() [L18] z = __VERIFIER_nondet_int() [L19] COND FALSE !(__VERIFIER_nondet_int() != 0) [L22] x = -1 [L24] COND TRUE y<100 && z<100 [L25] y+x * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 130.0 MB. Free memory is still 106.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 210.13 ms. Allocated memory is still 130.0 MB. Free memory was 90.3 MB in the beginning and 105.7 MB in the end (delta: -15.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 28.99 ms. Allocated memory is still 130.0 MB. Free memory was 105.7 MB in the beginning and 104.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 16.17 ms. Allocated memory is still 130.0 MB. Free memory was 104.5 MB in the beginning and 103.6 MB in the end (delta: 930.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 280.06 ms. Allocated memory is still 130.0 MB. Free memory was 103.6 MB in the beginning and 93.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * CodeCheck took 312.48 ms. Allocated memory is still 130.0 MB. Free memory was 93.1 MB in the beginning and 80.0 MB in the end (delta: 13.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Witness Printer took 65.86 ms. Allocated memory is still 130.0 MB. Free memory was 80.0 MB in the beginning and 78.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-13 03:28:26,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fa689c9-babd-4059-9d3b-ded0dfe439e0/bin/ukojak-fKGseLULKY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...