./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_44_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_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/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_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/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_61b48660-9d94-485c-9972-f3c077f2f306/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 f162fb21f7abdbda077bb97ec97eb1730f1ac8371cbb22e1771398d2e6a2daab --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:34:15,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:34:15,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:34:15,882 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:34:15,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:34:15,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:34:15,927 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:34:15,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:34:15,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:34:15,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:34:15,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:34:15,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:34:15,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:34:15,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:34:15,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:34:15,932 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:34:15,932 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:34:15,933 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:34:15,933 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:34:15,933 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:34:15,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:34:15,939 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:34:15,939 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:34:15,939 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:34:15,939 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:34:15,940 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:34:15,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:15,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:34:15,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:34:15,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:34:15,941 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:34:15,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:34:15,942 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_61b48660-9d94-485c-9972-f3c077f2f306/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f162fb21f7abdbda077bb97ec97eb1730f1ac8371cbb22e1771398d2e6a2daab [2024-11-09 00:34:16,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:34:16,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:34:16,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:34:16,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:34:16,245 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:34:16,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_44_bad.i Unable to find full path for "g++" [2024-11-09 00:34:18,779 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:34:19,183 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:34:19,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_44_bad.i [2024-11-09 00:34:19,215 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data/a28724ffe/c03e9bc61ad94f038150431f5b0fcb9b/FLAG480538310 [2024-11-09 00:34:19,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data/a28724ffe/c03e9bc61ad94f038150431f5b0fcb9b [2024-11-09 00:34:19,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:34:19,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:34:19,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:19,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:34:19,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:34:19,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:19" (1/1) ... [2024-11-09 00:34:19,404 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205fbe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:19, skipping insertion in model container [2024-11-09 00:34:19,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:19" (1/1) ... [2024-11-09 00:34:19,480 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:34:20,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:20,668 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:34:20,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:20,910 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:34:20,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20 WrapperNode [2024-11-09 00:34:20,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:20,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:20,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:34:20,911 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:34:20,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,966 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 103 [2024-11-09 00:34:20,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:20,967 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:34:20,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:34:20,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:34:20,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,980 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,985 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,988 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,989 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:20,993 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:34:20,994 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:34:20,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:34:20,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:34:20,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:20" (1/1) ... [2024-11-09 00:34:21,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:21,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:34:21,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:34:21,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:34:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:34:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:34:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:34:21,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:34:21,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:34:21,215 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:34:21,219 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:34:21,457 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-09 00:34:21,457 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:34:21,789 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:34:21,789 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:34:21,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:21 BoogieIcfgContainer [2024-11-09 00:34:21,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:34:21,791 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:34:21,791 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:34:21,801 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:34:21,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:21" (1/1) ... [2024-11-09 00:34:21,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:34:21,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:21,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:34:21,868 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:34:21,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:34:21,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:21,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:22,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:22,261 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 00:34:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:34:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:34:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:34:22,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:22,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:34:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:22,549 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:34:22,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:22,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:22,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:34:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:22,967 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:34:23,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:34:23 ImpRootNode [2024-11-09 00:34:23,006 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:34:23,007 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:34:23,008 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:34:23,008 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:34:23,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:21" (3/4) ... [2024-11-09 00:34:23,012 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:34:23,013 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:34:23,014 INFO L158 Benchmark]: Toolchain (without parser) took 3627.66ms. Allocated memory was 127.9MB in the beginning and 195.0MB in the end (delta: 67.1MB). Free memory was 81.1MB in the beginning and 124.9MB in the end (delta: -43.8MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-11-09 00:34:23,015 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 127.9MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:34:23,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1522.41ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 81.1MB in the beginning and 86.8MB in the end (delta: -5.8MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2024-11-09 00:34:23,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.77ms. Allocated memory is still 161.5MB. Free memory was 86.8MB in the beginning and 83.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:34:23,018 INFO L158 Benchmark]: Boogie Preprocessor took 26.23ms. Allocated memory is still 161.5MB. Free memory was 83.7MB in the beginning and 82.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:34:23,019 INFO L158 Benchmark]: RCFGBuilder took 795.73ms. Allocated memory is still 161.5MB. Free memory was 82.7MB in the beginning and 111.9MB in the end (delta: -29.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-09 00:34:23,020 INFO L158 Benchmark]: CodeCheck took 1215.87ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 111.9MB in the beginning and 124.9MB in the end (delta: -13.0MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-09 00:34:23,021 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 195.0MB. Free memory is still 124.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:34:23,024 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: 1.1s, 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, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 40 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1552]: 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 1567, overapproximation of bitwiseOr at line 1561. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_rand_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) [L1561] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand() [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1562] CALL funcPtr(data) [L1550] COND TRUE data > 0 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=1073741824, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1552] 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 0.24ms. Allocated memory is still 127.9MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1522.41ms. Allocated memory was 127.9MB in the beginning and 161.5MB in the end (delta: 33.6MB). Free memory was 81.1MB in the beginning and 86.8MB in the end (delta: -5.8MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.77ms. Allocated memory is still 161.5MB. Free memory was 86.8MB in the beginning and 83.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.23ms. Allocated memory is still 161.5MB. Free memory was 83.7MB in the beginning and 82.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 795.73ms. Allocated memory is still 161.5MB. Free memory was 82.7MB in the beginning and 111.9MB in the end (delta: -29.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * CodeCheck took 1215.87ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 111.9MB in the beginning and 124.9MB in the end (delta: -13.0MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 195.0MB. Free memory is still 124.9MB. 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 00:34:23,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/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_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/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_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/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_61b48660-9d94-485c-9972-f3c077f2f306/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 f162fb21f7abdbda077bb97ec97eb1730f1ac8371cbb22e1771398d2e6a2daab --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:34:25,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:34:25,721 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:34:25,777 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:34:25,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:34:25,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:34:25,782 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:34:25,783 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:34:25,784 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:34:25,786 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:34:25,786 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:34:25,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:34:25,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:34:25,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:34:25,790 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:34:25,791 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:34:25,792 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:34:25,792 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:34:25,793 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:34:25,793 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:34:25,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:34:25,798 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:34:25,798 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:34:25,799 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:34:25,799 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:34:25,799 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:34:25,800 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:34:25,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:34:25,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:25,801 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:34:25,804 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:34:25,805 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:34:25,805 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:34:25,805 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:34:25,806 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:34:25,806 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_61b48660-9d94-485c-9972-f3c077f2f306/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f162fb21f7abdbda077bb97ec97eb1730f1ac8371cbb22e1771398d2e6a2daab [2024-11-09 00:34:26,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:34:26,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:34:26,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:34:26,292 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:34:26,293 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:34:26,295 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_44_bad.i Unable to find full path for "g++" [2024-11-09 00:34:28,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:34:29,443 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:34:29,444 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_multiply_44_bad.i [2024-11-09 00:34:29,485 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data/13f36d8e5/10baab03cb714940b76cfc9208e733ad/FLAG6094d16a9 [2024-11-09 00:34:29,530 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/data/13f36d8e5/10baab03cb714940b76cfc9208e733ad [2024-11-09 00:34:29,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:34:29,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:34:29,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:29,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:34:29,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:34:29,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:29" (1/1) ... [2024-11-09 00:34:29,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64183328 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:29, skipping insertion in model container [2024-11-09 00:34:29,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:34:29" (1/1) ... [2024-11-09 00:34:29,623 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:34:31,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:31,031 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:34:31,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:34:31,413 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:34:31,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31 WrapperNode [2024-11-09 00:34:31,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:34:31,416 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:31,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:34:31,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:34:31,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,510 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2024-11-09 00:34:31,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:34:31,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:34:31,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:34:31,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:34:31,524 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,529 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,550 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:34:31,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:34:31,575 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:34:31,575 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:34:31,576 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:34:31" (1/1) ... [2024-11-09 00:34:31,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:34:31,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:34:31,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:34:31,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:34:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:34:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:34:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:34:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:34:31,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:34:31,902 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:34:31,905 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:34:32,110 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-09 00:34:32,110 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:34:32,247 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:34:32,247 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:34:32,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:32 BoogieIcfgContainer [2024-11-09 00:34:32,248 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:34:32,249 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:34:32,249 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:34:32,263 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:34:32,263 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:32" (1/1) ... [2024-11-09 00:34:32,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:34:32,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-09 00:34:32,336 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-09 00:34:32,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:34:32,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:32,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:34:32,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:34:32,350 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:34:32,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:34:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:32,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:34:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:34:32,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:34:32,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:34:32,723 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 00:34:32,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:34:32,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:34:32,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2024-11-09 00:34:32,804 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2024-11-09 00:34:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:34:32,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:34:32,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:34:32,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:34:32,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:34:32,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:34:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:32,998 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:34:33,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:33,146 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:34:33,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:34:33,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:34:33,202 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:34:33,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:34:33 ImpRootNode [2024-11-09 00:34:33,244 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:34:33,245 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:34:33,245 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:34:33,246 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:34:33,246 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:34:32" (3/4) ... [2024-11-09 00:34:33,250 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:34:33,251 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:34:33,253 INFO L158 Benchmark]: Toolchain (without parser) took 3717.57ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 49.8MB in the beginning and 56.5MB in the end (delta: -6.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-11-09 00:34:33,254 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 53.0MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:34:33,255 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1878.19ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 49.8MB in the beginning and 47.2MB in the end (delta: 2.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-09 00:34:33,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.61ms. Allocated memory is still 100.7MB. Free memory was 47.2MB in the beginning and 72.1MB in the end (delta: -24.9MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2024-11-09 00:34:33,258 INFO L158 Benchmark]: Boogie Preprocessor took 62.47ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:34:33,259 INFO L158 Benchmark]: RCFGBuilder took 673.89ms. Allocated memory is still 100.7MB. Free memory was 70.0MB in the beginning and 51.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:34:33,260 INFO L158 Benchmark]: CodeCheck took 995.48ms. Allocated memory is still 100.7MB. Free memory was 50.6MB in the beginning and 56.5MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:34:33,261 INFO L158 Benchmark]: Witness Printer took 6.56ms. Allocated memory is still 100.7MB. Free memory is still 56.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:34:33,268 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: 0.9s, 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, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 6 mSDtfsCounter, 7 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, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 31 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: 1552]: 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 1567. 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); [L1567] 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) [L1567] 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] [L1568] CALL CWE190_Integer_Overflow__int_rand_multiply_44_bad() [L1558] int data; [L1559] void (*funcPtr) (int) = badSink; [L1560] data = 0 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1561] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1562] CALL funcPtr(data) [L1550] 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] [L1552] 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 0.61ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 53.0MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1878.19ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 49.8MB in the beginning and 47.2MB in the end (delta: 2.6MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.61ms. Allocated memory is still 100.7MB. Free memory was 47.2MB in the beginning and 72.1MB in the end (delta: -24.9MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.47ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 673.89ms. Allocated memory is still 100.7MB. Free memory was 70.0MB in the beginning and 51.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 995.48ms. Allocated memory is still 100.7MB. Free memory was 50.6MB in the beginning and 56.5MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.56ms. Allocated memory is still 100.7MB. Free memory is still 56.5MB. 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 00:34:33,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61b48660-9d94-485c-9972-f3c077f2f306/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