./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_01_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 9ea958f75f38aa04ca450445da28d587de5ee94c0081e67dbda56dc2031d1ea0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:03,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:03,777 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:40:03,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:40:03,782 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:40:03,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:03,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:03,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:03,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:03,823 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:03,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:03,825 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:03,826 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:40:03,826 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:03,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:03,830 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:03,830 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:03,831 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:03,831 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:40:03,831 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:40:03,832 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:03,833 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:03,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:03,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:03,835 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:03,835 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:03,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:03,836 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:03,836 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:03,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:03,836 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:40:03,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:40:03,839 INFO L153 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_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ea958f75f38aa04ca450445da28d587de5ee94c0081e67dbda56dc2031d1ea0 [2024-11-08 23:40:04,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:04,204 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:04,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:04,208 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:04,209 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:04,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_01_bad.i Unable to find full path for "g++" [2024-11-08 23:40:06,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:06,678 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:06,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_01_bad.i [2024-11-08 23:40:06,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data/fb48bfdd9/d8b67ccacb114da8975bd6161b659d99/FLAGf4c0c5159 [2024-11-08 23:40:06,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data/fb48bfdd9/d8b67ccacb114da8975bd6161b659d99 [2024-11-08 23:40:06,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:06,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:06,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:06,743 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:06,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:06,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:06" (1/1) ... [2024-11-08 23:40:06,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7572cb0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:06, skipping insertion in model container [2024-11-08 23:40:06,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:06" (1/1) ... [2024-11-08 23:40:06,816 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:08,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:08,180 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:08,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:08,565 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:08,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08 WrapperNode [2024-11-08 23:40:08,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:08,567 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:08,567 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:08,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:08,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,646 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 39 [2024-11-08 23:40:08,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:08,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:08,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:08,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:08,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,680 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:08,685 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:08,685 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:08,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:08,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:08" (1/1) ... [2024-11-08 23:40:08,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:08,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:08,738 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:08,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:08,775 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:40:08,775 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:40:08,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:08,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:08,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:08,999 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:09,002 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:09,115 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:40:09,116 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:09,169 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:09,169 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:40:09,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:09 BoogieIcfgContainer [2024-11-08 23:40:09,170 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:09,171 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:09,171 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:09,180 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:09,180 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:09" (1/1) ... [2024-11-08 23:40:09,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:40:09,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:09,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:40:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:40:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:40:09,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:09,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:09,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:09,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 13 transitions. [2024-11-08 23:40:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 13 transitions. [2024-11-08 23:40:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:40:09,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:09,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:09,636 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:40:09,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:09,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:09,722 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:40:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:09,757 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:40:09,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:40:09 ImpRootNode [2024-11-08 23:40:09,784 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:40:09,786 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:40:09,787 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:40:09,787 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:40:09,787 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:09" (3/4) ... [2024-11-08 23:40:09,792 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:40:09,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:40:09,795 INFO L158 Benchmark]: Toolchain (without parser) took 3053.02ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 115.2MB in the beginning and 123.2MB in the end (delta: -8.0MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2024-11-08 23:40:09,796 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 161.5MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:09,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1824.02ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 115.2MB in the beginning and 163.3MB in the end (delta: -48.1MB). Peak memory consumption was 80.9MB. Max. memory is 16.1GB. [2024-11-08 23:40:09,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.69ms. Allocated memory is still 201.3MB. Free memory was 163.3MB in the beginning and 160.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:09,799 INFO L158 Benchmark]: Boogie Preprocessor took 34.95ms. Allocated memory is still 201.3MB. Free memory was 160.1MB in the beginning and 159.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:09,801 INFO L158 Benchmark]: RCFGBuilder took 485.10ms. Allocated memory is still 201.3MB. Free memory was 159.1MB in the beginning and 145.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:40:09,801 INFO L158 Benchmark]: CodeCheck took 613.61ms. Allocated memory is still 201.3MB. Free memory was 145.5MB in the beginning and 123.2MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:09,802 INFO L158 Benchmark]: Witness Printer took 6.85ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:09,806 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 13 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 5 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 2 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, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1562. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1562] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1562] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE190_Integer_Overflow__int_max_multiply_01_bad() [L1550] int data; [L1551] data = 0 [L1552] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 161.5MB. Free memory is still 133.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1824.02ms. Allocated memory was 161.5MB in the beginning and 201.3MB in the end (delta: 39.8MB). Free memory was 115.2MB in the beginning and 163.3MB in the end (delta: -48.1MB). Peak memory consumption was 80.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.69ms. Allocated memory is still 201.3MB. Free memory was 163.3MB in the beginning and 160.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.95ms. Allocated memory is still 201.3MB. Free memory was 160.1MB in the beginning and 159.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 485.10ms. Allocated memory is still 201.3MB. Free memory was 159.1MB in the beginning and 145.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 613.61ms. Allocated memory is still 201.3MB. Free memory was 145.5MB in the beginning and 123.2MB in the end (delta: 22.3MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 6.85ms. Allocated memory is still 201.3MB. Free memory is still 123.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:40:09,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_01_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 9ea958f75f38aa04ca450445da28d587de5ee94c0081e67dbda56dc2031d1ea0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:12,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:12,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:40:12,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:12,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:12,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:12,541 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:12,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:12,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:12,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:12,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:12,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:12,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:12,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:12,551 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:40:12,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:40:12,551 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:12,552 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:40:12,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:40:12,552 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:40:12,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:12,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:12,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:12,555 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:12,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:12,556 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:12,556 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:40:12,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:12,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:12,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:12,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:12,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:12,559 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:40:12,559 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:12,561 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:40:12,561 INFO L153 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_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ea958f75f38aa04ca450445da28d587de5ee94c0081e67dbda56dc2031d1ea0 [2024-11-08 23:40:13,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:13,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:13,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:13,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:13,059 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:13,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_01_bad.i Unable to find full path for "g++" [2024-11-08 23:40:15,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:15,792 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:15,793 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_multiply_01_bad.i [2024-11-08 23:40:15,815 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data/636a21ab6/34e442d002c54640adf453fddba30ff7/FLAGf88d1d419 [2024-11-08 23:40:15,832 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/data/636a21ab6/34e442d002c54640adf453fddba30ff7 [2024-11-08 23:40:15,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:15,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:15,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:15,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:15,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:15,845 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:15" (1/1) ... [2024-11-08 23:40:15,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f822503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:15, skipping insertion in model container [2024-11-08 23:40:15,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:15" (1/1) ... [2024-11-08 23:40:15,913 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:17,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:17,038 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:17,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:17,409 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:17,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17 WrapperNode [2024-11-08 23:40:17,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:17,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:17,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:17,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:17,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,473 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 39 [2024-11-08 23:40:17,473 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:17,474 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:17,474 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:17,474 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:17,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,485 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,498 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,500 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:17,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:17,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:17,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:17,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:17" (1/1) ... [2024-11-08 23:40:17,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:17,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:17,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:17,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 23:40:17,594 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 23:40:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:17,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:17,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:17,814 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:17,816 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:17,971 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-08 23:40:17,971 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:18,030 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:18,031 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:40:18,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:18 BoogieIcfgContainer [2024-11-08 23:40:18,032 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:18,034 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:18,034 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:18,046 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:18,046 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:18" (1/1) ... [2024-11-08 23:40:18,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:40:18,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:18,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 23:40:18,134 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 23:40:18,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:40:18,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:18,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:18,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:40:18,145 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:40:18,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:40:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:18,323 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:40:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:18,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 29 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:40:18,355 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:40:18,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:18,395 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 23:40:18,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:40:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-08 23:40:18,445 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-08 23:40:18,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:40:18,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:18,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:18,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:40:18,449 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:40:18,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:40:18,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:18,593 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:40:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:18,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:40:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:40:18,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 23:40:18,743 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 23:40:18,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:40:18 ImpRootNode [2024-11-08 23:40:18,772 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:40:18,773 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:40:18,773 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:40:18,773 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:40:18,774 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:18" (3/4) ... [2024-11-08 23:40:18,778 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:40:18,779 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:40:18,780 INFO L158 Benchmark]: Toolchain (without parser) took 2943.68ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 51.9MB in the beginning and 39.8MB in the end (delta: 12.1MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,781 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 32.7MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1572.59ms. Allocated memory is still 79.7MB. Free memory was 51.7MB in the beginning and 40.5MB in the end (delta: 11.2MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,782 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.35ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 37.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,783 INFO L158 Benchmark]: Boogie Preprocessor took 31.17ms. Allocated memory is still 79.7MB. Free memory was 37.1MB in the beginning and 35.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,784 INFO L158 Benchmark]: RCFGBuilder took 527.45ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 35.5MB in the beginning and 61.3MB in the end (delta: -25.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,785 INFO L158 Benchmark]: CodeCheck took 738.30ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 40.3MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,786 INFO L158 Benchmark]: Witness Printer took 6.20ms. Allocated memory is still 98.6MB. Free memory was 40.3MB in the beginning and 39.8MB in the end (delta: 559.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:18,789 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 14 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 7 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 7 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 29 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - UnprovableResult [Line: 1555]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1562. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1562] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1562] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1563] CALL CWE190_Integer_Overflow__int_max_multiply_01_bad() [L1550] int data; [L1551] data = 0 [L1552] data = 0x7fffffff VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1553] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1555] data * 2 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 32.7MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1572.59ms. Allocated memory is still 79.7MB. Free memory was 51.7MB in the beginning and 40.5MB in the end (delta: 11.2MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.35ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 37.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.17ms. Allocated memory is still 79.7MB. Free memory was 37.1MB in the beginning and 35.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 527.45ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 35.5MB in the beginning and 61.3MB in the end (delta: -25.8MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * CodeCheck took 738.30ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 40.3MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 6.20ms. Allocated memory is still 98.6MB. Free memory was 40.3MB in the beginning and 39.8MB in the end (delta: 559.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:40:18,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_936fb991-f963-4d07-b8cd-8e8218552b32/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample