./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/jain_7-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/jain_7-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI --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 32bit --witnessprinter.graph.data.programhash ade330e1989d2647463fc5f5dc123f320dba1b98d7110f982501226d6baf22d1 ...................................................................................................................................................................................................................... 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-b2eff8b [2021-10-29 04:14:57,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 04:14:57,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 04:14:57,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 04:14:57,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 04:14:57,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 04:14:57,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 04:14:57,614 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 04:14:57,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 04:14:57,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 04:14:57,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 04:14:57,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 04:14:57,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 04:14:57,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 04:14:57,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 04:14:57,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 04:14:57,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 04:14:57,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 04:14:57,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 04:14:57,657 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 04:14:57,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 04:14:57,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 04:14:57,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 04:14:57,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 04:14:57,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 04:14:57,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 04:14:57,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 04:14:57,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 04:14:57,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 04:14:57,679 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 04:14:57,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 04:14:57,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 04:14:57,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 04:14:57,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 04:14:57,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 04:14:57,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 04:14:57,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 04:14:57,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 04:14:57,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 04:14:57,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 04:14:57,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 04:14:57,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-10-29 04:14:57,716 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 04:14:57,716 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 04:14:57,717 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 04:14:57,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 04:14:57,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 04:14:57,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 04:14:57,719 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 04:14:57,719 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 04:14:57,719 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 04:14:57,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 04:14:57,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 04:14:57,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 04:14:57,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 04:14:57,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 04:14:57,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 04:14:57,720 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-29 04:14:57,721 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 04:14:57,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 04:14:57,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 04:14:57,721 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 04:14:57,722 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 04:14:57,722 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 04:14:57,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 04:14:57,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:14:57,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 04:14:57,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 04:14:57,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 04:14:57,723 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 04:14:57,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 04:14:57,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 04:14:57,724 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_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ade330e1989d2647463fc5f5dc123f320dba1b98d7110f982501226d6baf22d1 [2021-10-29 04:14:58,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 04:14:58,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 04:14:58,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 04:14:58,061 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 04:14:58,062 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 04:14:58,063 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/bitvector/jain_7-1.c [2021-10-29 04:14:58,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/data/46d565b4a/ec83d7d6d31a4ebc92ba7d7db4b52c36/FLAGb5ee38c4f [2021-10-29 04:14:58,713 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 04:14:58,714 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/sv-benchmarks/c/bitvector/jain_7-1.c [2021-10-29 04:14:58,725 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/data/46d565b4a/ec83d7d6d31a4ebc92ba7d7db4b52c36/FLAGb5ee38c4f [2021-10-29 04:14:59,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/data/46d565b4a/ec83d7d6d31a4ebc92ba7d7db4b52c36 [2021-10-29 04:14:59,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 04:14:59,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 04:14:59,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 04:14:59,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 04:14:59,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 04:14:59,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@273d7286 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59, skipping insertion in model container [2021-10-29 04:14:59,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 04:14:59,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 04:14:59,301 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/sv-benchmarks/c/bitvector/jain_7-1.c[360,373] [2021-10-29 04:14:59,312 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:14:59,324 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 04:14:59,339 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/sv-benchmarks/c/bitvector/jain_7-1.c[360,373] [2021-10-29 04:14:59,345 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 04:14:59,362 INFO L208 MainTranslator]: Completed translation [2021-10-29 04:14:59,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59 WrapperNode [2021-10-29 04:14:59,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 04:14:59,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 04:14:59,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 04:14:59,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 04:14:59,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 04:14:59,411 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 04:14:59,411 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 04:14:59,411 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 04:14:59,420 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,422 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,423 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 04:14:59,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 04:14:59,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 04:14:59,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 04:14:59,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 04:14:59" (1/1) ... [2021-10-29 04:14:59,449 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 04:14:59,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 04:14:59,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 04:14:59,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 04:14:59,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 04:14:59,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 04:14:59,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 04:14:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 04:15:00,036 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 04:15:00,037 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 04:15:00,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:00 BoogieIcfgContainer [2021-10-29 04:15:00,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 04:15:00,041 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 04:15:00,041 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 04:15:00,053 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 04:15:00,053 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:00" (1/1) ... [2021-10-29 04:15:00,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 04:15:00,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 04:15:00,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 43 transitions. [2021-10-29 04:15:00,126 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 43 transitions. [2021-10-29 04:15:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-10-29 04:15:00,129 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 04:15:00,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 04:15:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:15:00,244 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:15:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:15:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:15:00,314 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 04:15:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 04:15:00,343 WARN L480 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2021-10-29 04:15:00,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 04:15:00 ImpRootNode [2021-10-29 04:15:00,384 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 04:15:00,388 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 04:15:00,388 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 04:15:00,388 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 04:15:00,389 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 04:15:00" (3/4) ... [2021-10-29 04:15:00,392 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 04:15:00,461 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 04:15:00,464 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 04:15:00,470 INFO L168 Benchmark]: Toolchain (without parser) took 1414.32 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 62.7 MB in the beginning and 76.5 MB in the end (delta: -13.8 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,472 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:15:00,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.77 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 62.6 MB in the beginning and 103.8 MB in the end (delta: -41.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,475 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.06 ms. Allocated memory is still 127.9 MB. Free memory was 103.4 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,476 INFO L168 Benchmark]: Boogie Preprocessor took 25.79 ms. Allocated memory is still 127.9 MB. Free memory was 102.1 MB in the beginning and 100.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 04:15:00,477 INFO L168 Benchmark]: RCFGBuilder took 602.72 ms. Allocated memory is still 127.9 MB. Free memory was 100.9 MB in the beginning and 88.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,477 INFO L168 Benchmark]: CodeCheck took 343.22 ms. Allocated memory is still 127.9 MB. Free memory was 88.6 MB in the beginning and 78.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,478 INFO L168 Benchmark]: Witness Printer took 76.79 ms. Allocated memory is still 127.9 MB. Free memory was 78.2 MB in the beginning and 76.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 04:15:00,482 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, 43 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s 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 x,y,z; [L16] x=0 [L17] y=0 [L18] z=0 [L20] COND TRUE 1 [L22] 1048576*__VERIFIER_nondet_int() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 96.5 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 301.77 ms. Allocated memory was 96.5 MB in the beginning and 127.9 MB in the end (delta: 31.5 MB). Free memory was 62.6 MB in the beginning and 103.8 MB in the end (delta: -41.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.06 ms. Allocated memory is still 127.9 MB. Free memory was 103.4 MB in the beginning and 102.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.79 ms. Allocated memory is still 127.9 MB. Free memory was 102.1 MB in the beginning and 100.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 602.72 ms. Allocated memory is still 127.9 MB. Free memory was 100.9 MB in the beginning and 88.6 MB in the end (delta: 12.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 343.22 ms. Allocated memory is still 127.9 MB. Free memory was 88.6 MB in the beginning and 78.2 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Witness Printer took 76.79 ms. Allocated memory is still 127.9 MB. Free memory was 78.2 MB in the beginning and 76.5 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be incorrect! [2021-10-29 04:15:00,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6867687a-6749-4127-85ae-dca49e0195e1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...