./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_07_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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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 8b831686e672a2d85e5d48ef6ac31d979c4f9d1d3bb8d1e6aefad46ab2ec92fc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:10:17,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:17,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:10:17,688 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:10:17,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:10:17,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:17,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:17,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:17,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:17,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:17,731 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:17,732 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:17,732 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:10:17,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:17,733 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:17,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:17,736 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:17,739 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:17,739 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:10:17,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:10:17,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:17,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:17,740 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:17,741 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:17,741 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:17,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:17,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:17,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:17,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:17,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:17,743 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:10:17,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:10:17,743 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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b831686e672a2d85e5d48ef6ac31d979c4f9d1d3bb8d1e6aefad46ab2ec92fc [2024-11-09 00:10:18,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:18,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:18,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:18,088 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:18,089 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:18,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_07_bad.i Unable to find full path for "g++" [2024-11-09 00:10:20,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:10:20,507 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:10:20,508 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_07_bad.i [2024-11-09 00:10:20,547 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data/9b0383259/cbe9cfc5a2c14bedb0588f06aba2458c/FLAGbf494ac39 [2024-11-09 00:10:20,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data/9b0383259/cbe9cfc5a2c14bedb0588f06aba2458c [2024-11-09 00:10:20,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:10:20,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:10:20,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:20,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:10:20,580 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:10:20,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:20" (1/1) ... [2024-11-09 00:10:20,582 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54504997 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:20, skipping insertion in model container [2024-11-09 00:10:20,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:20" (1/1) ... [2024-11-09 00:10:20,662 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:10:21,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:21,735 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:10:21,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:22,063 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:10:22,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22 WrapperNode [2024-11-09 00:10:22,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:22,065 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:22,065 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:10:22,065 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:10:22,074 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,103 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,127 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-09 00:10:22,128 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:22,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:10:22,129 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:10:22,129 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:10:22,140 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,143 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,143 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,147 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,150 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,151 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:10:22,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:10:22,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:10:22,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:10:22,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:22,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:10:22,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:10:22,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:10:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:10:22,241 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:10:22,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:10:22,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:10:22,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:10:22,452 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:10:22,455 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:10:22,597 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:10:22,597 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:10:22,662 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:10:22,662 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:10:22,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:22 BoogieIcfgContainer [2024-11-09 00:10:22,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:10:22,664 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:10:22,665 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:10:22,676 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:10:22,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:22" (1/1) ... [2024-11-09 00:10:22,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:10:22,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:22,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:10:22,743 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:10:22,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:10:22,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:22,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:10:23,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:23,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 14 transitions. [2024-11-09 00:10:23,252 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:10:23,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:10:23,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:23,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:10:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:23,285 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:23,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:23,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:23,393 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:10:23,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:10:23 ImpRootNode [2024-11-09 00:10:23,421 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:10:23,422 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:10:23,422 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:10:23,423 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:10:23,423 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:22" (3/4) ... [2024-11-09 00:10:23,426 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:10:23,427 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:10:23,429 INFO L158 Benchmark]: Toolchain (without parser) took 2856.71ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 109.7MB in the beginning and 158.9MB in the end (delta: -49.2MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-11-09 00:10:23,429 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 117.4MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:23,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1491.06ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 86.8MB in the end (delta: 22.5MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2024-11-09 00:10:23,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.01ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 83.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:23,432 INFO L158 Benchmark]: Boogie Preprocessor took 24.71ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 823.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:23,433 INFO L158 Benchmark]: RCFGBuilder took 509.54ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 68.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:10:23,435 INFO L158 Benchmark]: CodeCheck took 757.15ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 68.1MB in the beginning and 159.8MB in the end (delta: -91.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:23,435 INFO L158 Benchmark]: Witness Printer took 5.41ms. Allocated memory is still 205.5MB. Free memory was 159.8MB in the beginning and 158.9MB in the end (delta: 950.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:23,441 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, 12 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 10 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 53 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 4 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 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: 1560]: 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 1568. 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); [L1548] static int staticFive = 5; [L1568] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1568] 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, staticFive=5] [L1569] CALL CWE190_Integer_Overflow__int_max_add_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] 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, staticFive=5] [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1560] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 117.4MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1491.06ms. Allocated memory is still 142.6MB. Free memory was 109.3MB in the beginning and 86.8MB in the end (delta: 22.5MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.01ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 83.4MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.71ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 82.6MB in the end (delta: 823.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 509.54ms. Allocated memory is still 142.6MB. Free memory was 82.0MB in the beginning and 68.7MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 757.15ms. Allocated memory was 142.6MB in the beginning and 205.5MB in the end (delta: 62.9MB). Free memory was 68.1MB in the beginning and 159.8MB in the end (delta: -91.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.41ms. Allocated memory is still 205.5MB. Free memory was 159.8MB in the beginning and 158.9MB in the end (delta: 950.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:10:23,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_07_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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 8b831686e672a2d85e5d48ef6ac31d979c4f9d1d3bb8d1e6aefad46ab2ec92fc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:10:26,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:10:26,101 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:10:26,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:10:26,154 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:10:26,155 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:10:26,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:10:26,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:10:26,158 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:10:26,159 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:10:26,160 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:10:26,160 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:10:26,161 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:10:26,161 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:10:26,164 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:10:26,164 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:10:26,165 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:10:26,165 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:10:26,169 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:10:26,170 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:10:26,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:10:26,171 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:10:26,171 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:10:26,171 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:10:26,172 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:10:26,172 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:26,172 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:10:26,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:10:26,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:26,173 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:10:26,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:10:26,174 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:10:26,176 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:10:26,177 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:26,177 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:10:26,177 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_43ad6de3-8b41-45ec-8bac-53382c7dabf9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b831686e672a2d85e5d48ef6ac31d979c4f9d1d3bb8d1e6aefad46ab2ec92fc [2024-11-09 00:10:26,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:10:26,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:10:26,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:10:26,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:10:26,628 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:10:26,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_07_bad.i Unable to find full path for "g++" [2024-11-09 00:10:28,758 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:10:29,141 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:10:29,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_add_07_bad.i [2024-11-09 00:10:29,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data/a4fccd7bd/9d7febf26dac4eacaf4582f500a803be/FLAGbd205d8ab [2024-11-09 00:10:29,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/data/a4fccd7bd/9d7febf26dac4eacaf4582f500a803be [2024-11-09 00:10:29,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:10:29,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:10:29,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:29,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:10:29,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:10:29,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:29" (1/1) ... [2024-11-09 00:10:29,354 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41552717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:29, skipping insertion in model container [2024-11-09 00:10:29,354 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:10:29" (1/1) ... [2024-11-09 00:10:29,422 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:10:30,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:30,426 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:10:30,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:10:30,676 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:10:30,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30 WrapperNode [2024-11-09 00:10:30,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:10:30,678 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:30,678 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:10:30,678 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:10:30,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,745 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-09 00:10:30,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:10:30,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:10:30,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:10:30,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:10:30,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,760 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,761 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,769 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,776 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:10:30,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:10:30,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:10:30,781 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:10:30,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:10:30" (1/1) ... [2024-11-09 00:10:30,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:10:30,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:10:30,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:10:30,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:10:30,859 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:10:30,859 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:10:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:10:30,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:10:30,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:10:31,070 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:10:31,073 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:10:31,209 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-09 00:10:31,209 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:10:31,297 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:10:31,297 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:10:31,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:31 BoogieIcfgContainer [2024-11-09 00:10:31,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:10:31,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:10:31,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:10:31,312 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:10:31,312 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:31" (1/1) ... [2024-11-09 00:10:31,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:10:31,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:10:31,390 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:10:31,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:10:31,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:31,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:31,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:31,401 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:31,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:10:31,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:31,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:10:31,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:10:31,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:10:31,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:10:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:10:31,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:10:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:10:31,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:10:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:10:31,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:10:31,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:10:31,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:10:31,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:10:31,673 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:10:31,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:10:31,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:31,825 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:31,928 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:10:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:10:31,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:10:31,979 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:10:32,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:10:32 ImpRootNode [2024-11-09 00:10:32,034 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:10:32,034 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:10:32,034 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:10:32,035 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:10:32,035 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:10:31" (3/4) ... [2024-11-09 00:10:32,038 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:10:32,042 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:10:32,047 INFO L158 Benchmark]: Toolchain (without parser) took 2698.98ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.9MB in the beginning and 73.7MB in the end (delta: -30.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:32,047 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 50.3MB. Free memory is still 26.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:32,048 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1331.49ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.7MB in the beginning and 62.9MB in the end (delta: -20.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:32,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.46ms. Allocated memory is still 104.9MB. Free memory was 62.9MB in the beginning and 59.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:32,049 INFO L158 Benchmark]: Boogie Preprocessor took 33.48ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:10:32,054 INFO L158 Benchmark]: RCFGBuilder took 517.90ms. Allocated memory is still 104.9MB. Free memory was 57.7MB in the beginning and 72.3MB in the end (delta: -14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:10:32,054 INFO L158 Benchmark]: CodeCheck took 734.94ms. Allocated memory is still 104.9MB. Free memory was 72.3MB in the beginning and 74.4MB in the end (delta: -2.1MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-11-09 00:10:32,055 INFO L158 Benchmark]: Witness Printer took 8.31ms. Allocated memory is still 104.9MB. Free memory was 74.4MB in the beginning and 73.7MB in the end (delta: 665.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:10:32,064 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, 17 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, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 7 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 30 ConjunctsInSsa, 1 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: 1560]: 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 1568. 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); [L1548] static int staticFive = 5; [L1568] 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, staticFive=5] [L1414] COND TRUE line != ((void *)0) [L1568] 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, staticFive=5] [L1569] CALL CWE190_Integer_Overflow__int_max_add_07_bad() [L1551] int data; [L1552] data = 0 [L1553] COND TRUE staticFive==5 [L1555] 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, staticFive=5] [L1557] COND TRUE staticFive==5 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, staticFive=5] [L1560] data + 1 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticFive=5] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 50.3MB. Free memory is still 26.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1331.49ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 42.7MB in the beginning and 62.9MB in the end (delta: -20.2MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.46ms. Allocated memory is still 104.9MB. Free memory was 62.9MB in the beginning and 59.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.48ms. Allocated memory is still 104.9MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.90ms. Allocated memory is still 104.9MB. Free memory was 57.7MB in the beginning and 72.3MB in the end (delta: -14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 734.94ms. Allocated memory is still 104.9MB. Free memory was 72.3MB in the beginning and 74.4MB in the end (delta: -2.1MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Witness Printer took 8.31ms. Allocated memory is still 104.9MB. Free memory was 74.4MB in the beginning and 73.7MB in the end (delta: 665.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:10:32,112 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43ad6de3-8b41-45ec-8bac-53382c7dabf9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample