./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_13_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_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/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_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/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_b0d68328-2ada-4b71-a158-29f96b81ee2e/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 ceab603d32db6384534ead8759a54f261c19d82d6a3e68fbc5e4f9bd5a6b0aa2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:04,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:04,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 22:51:04,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:51:04,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:51:04,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:04,616 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:04,616 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:04,617 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:04,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:04,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:04,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:04,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:51:04,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:04,619 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:04,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:04,620 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:04,620 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:04,621 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:51:04,621 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:51:04,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:04,625 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:04,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:04,626 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:04,626 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:04,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:04,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:04,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:04,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:04,628 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:04,628 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:51:04,628 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:51:04,633 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_b0d68328-2ada-4b71-a158-29f96b81ee2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceab603d32db6384534ead8759a54f261c19d82d6a3e68fbc5e4f9bd5a6b0aa2 [2024-11-08 22:51:04,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:04,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:04,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:04,965 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:04,967 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:04,968 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_13_bad.i Unable to find full path for "g++" [2024-11-08 22:51:07,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:07,779 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:07,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_13_bad.i [2024-11-08 22:51:07,817 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data/79a8de0cc/bb048d8bdca645359b3d9b968da55273/FLAG2592b6848 [2024-11-08 22:51:07,842 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data/79a8de0cc/bb048d8bdca645359b3d9b968da55273 [2024-11-08 22:51:07,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:07,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:07,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:07,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:07,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:07,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:07" (1/1) ... [2024-11-08 22:51:07,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a811fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:07, skipping insertion in model container [2024-11-08 22:51:07,865 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:07" (1/1) ... [2024-11-08 22:51:07,951 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:09,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:09,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:09,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:09,529 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:09,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09 WrapperNode [2024-11-08 22:51:09,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:09,531 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:09,531 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:09,531 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:09,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,623 INFO L138 Inliner]: procedures = 497, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 22:51:09,623 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:09,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:09,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:09,624 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:09,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,637 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,638 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,643 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,646 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:09,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:09,654 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:09,654 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:09,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:09" (1/1) ... [2024-11-08 22:51:09,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:09,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:09,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:09,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:51:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:51:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:09,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:09,922 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:09,925 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:51:10,071 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-08 22:51:10,072 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:51:10,151 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:51:10,154 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:51:10,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:10 BoogieIcfgContainer [2024-11-08 22:51:10,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:51:10,156 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:51:10,157 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:51:10,170 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:51:10,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:10" (1/1) ... [2024-11-08 22:51:10,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:51:10,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:51:10,266 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:51:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:51:10,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:10,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:51:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:10,451 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:10,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:10,579 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:51:10,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:51:10 ImpRootNode [2024-11-08 22:51:10,609 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:51:10,610 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:51:10,610 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:51:10,610 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:51:10,611 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:10" (3/4) ... [2024-11-08 22:51:10,614 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:51:10,615 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:51:10,616 INFO L158 Benchmark]: Toolchain (without parser) took 2765.76ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 66.3MB in the end (delta: 41.0MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2024-11-08 22:51:10,617 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:10,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1677.98ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 99.8MB in the end (delta: 7.4MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2024-11-08 22:51:10,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.74ms. Allocated memory is still 142.6MB. Free memory was 99.8MB in the beginning and 96.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:51:10,619 INFO L158 Benchmark]: Boogie Preprocessor took 28.20ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 95.6MB in the end (delta: 872.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:10,620 INFO L158 Benchmark]: RCFGBuilder took 502.36ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 80.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:51:10,620 INFO L158 Benchmark]: CodeCheck took 452.89ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 66.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:51:10,621 INFO L158 Benchmark]: Witness Printer took 5.51ms. Allocated memory is still 142.6MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:10,624 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: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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); [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] [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] [L1569] CALL CWE191_Integer_Underflow__int_min_predec_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] --data 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 0.38ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1677.98ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 99.8MB in the end (delta: 7.4MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.74ms. Allocated memory is still 142.6MB. Free memory was 99.8MB in the beginning and 96.5MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.20ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 95.6MB in the end (delta: 872.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 502.36ms. Allocated memory is still 142.6MB. Free memory was 95.6MB in the beginning and 80.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 452.89ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 66.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 5.51ms. Allocated memory is still 142.6MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:51:10,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/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_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/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_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/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_b0d68328-2ada-4b71-a158-29f96b81ee2e/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 ceab603d32db6384534ead8759a54f261c19d82d6a3e68fbc5e4f9bd5a6b0aa2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:51:13,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:51:13,827 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 22:51:13,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:51:13,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:51:13,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:51:13,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:51:13,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:51:13,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:51:13,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:51:13,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:51:13,903 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:51:13,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:51:13,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:51:13,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:51:13,905 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:51:13,905 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:51:13,909 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:51:13,910 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:51:13,910 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:51:13,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:51:13,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:51:13,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:51:13,916 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:51:13,916 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:51:13,916 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:13,917 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:51:13,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:51:13,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:13,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:51:13,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:51:13,920 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:51:13,921 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:51:13,921 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:13,921 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:51:13,922 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_b0d68328-2ada-4b71-a158-29f96b81ee2e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ceab603d32db6384534ead8759a54f261c19d82d6a3e68fbc5e4f9bd5a6b0aa2 [2024-11-08 22:51:14,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:51:14,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:51:14,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:51:14,426 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:51:14,427 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:51:14,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_13_bad.i Unable to find full path for "g++" [2024-11-08 22:51:16,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:51:17,386 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:51:17,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_13_bad.i [2024-11-08 22:51:17,426 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data/f1bd661df/f06387d4620d461ea2543895905ff18c/FLAG1a415acb3 [2024-11-08 22:51:17,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/data/f1bd661df/f06387d4620d461ea2543895905ff18c [2024-11-08 22:51:17,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:51:17,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:51:17,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:17,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:51:17,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:51:17,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:17" (1/1) ... [2024-11-08 22:51:17,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@773f695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:17, skipping insertion in model container [2024-11-08 22:51:17,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:51:17" (1/1) ... [2024-11-08 22:51:18,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:51:19,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:19,592 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:51:19,753 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:51:19,956 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:51:19,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19 WrapperNode [2024-11-08 22:51:19,957 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:51:19,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:19,962 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:51:19,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:51:19,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,005 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,041 INFO L138 Inliner]: procedures = 502, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 43 [2024-11-08 22:51:20,042 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:51:20,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:51:20,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:51:20,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:51:20,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,064 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,065 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,087 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,090 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:51:20,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:51:20,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:51:20,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:51:20,106 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:51:19" (1/1) ... [2024-11-08 22:51:20,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:51:20,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:51:20,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:51:20,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:51:20,189 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-08 22:51:20,189 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-08 22:51:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:51:20,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:51:20,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:51:20,432 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:51:20,434 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:51:20,629 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-08 22:51:20,629 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:51:20,718 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:51:20,718 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:51:20,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:20 BoogieIcfgContainer [2024-11-08 22:51:20,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:51:20,719 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:51:20,719 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:51:20,734 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:51:20,734 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:20" (1/1) ... [2024-11-08 22:51:20,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:51:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:51:20,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2024-11-08 22:51:20,831 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2024-11-08 22:51:20,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:51:20,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:51:20,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:51:20,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:51:20,840 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:51:20,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:51:21,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:21,065 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:21,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:21,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:21,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:51:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:51:21,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:51:21,254 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:51:21,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:51:21 ImpRootNode [2024-11-08 22:51:21,296 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:51:21,297 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:51:21,299 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:51:21,299 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:51:21,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:51:20" (3/4) ... [2024-11-08 22:51:21,303 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:51:21,305 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:51:21,306 INFO L158 Benchmark]: Toolchain (without parser) took 3359.08ms. Allocated memory is still 90.2MB. Free memory was 61.9MB in the beginning and 39.7MB in the end (delta: 22.2MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-11-08 22:51:21,307 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:21,307 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2009.18ms. Allocated memory is still 90.2MB. Free memory was 61.7MB in the beginning and 47.0MB in the end (delta: 14.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2024-11-08 22:51:21,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.04ms. Allocated memory is still 90.2MB. Free memory was 47.0MB in the beginning and 44.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:51:21,309 INFO L158 Benchmark]: Boogie Preprocessor took 59.78ms. Allocated memory is still 90.2MB. Free memory was 44.2MB in the beginning and 42.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:51:21,311 INFO L158 Benchmark]: RCFGBuilder took 613.91ms. Allocated memory is still 90.2MB. Free memory was 42.4MB in the beginning and 53.9MB in the end (delta: -11.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2024-11-08 22:51:21,312 INFO L158 Benchmark]: CodeCheck took 576.88ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 40.2MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:51:21,313 INFO L158 Benchmark]: Witness Printer took 8.16ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 39.7MB in the end (delta: 539.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:51:21,319 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: 0.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 1559]: 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); [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] [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] [L1569] CALL CWE191_Integer_Underflow__int_min_predec_13_bad() [L1550] int data; [L1551] data = 0 [L1552] COND TRUE GLOBAL_CONST_FIVE==5 [L1554] data = (-0x7fffffff - 1) VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1556] COND TRUE GLOBAL_CONST_FIVE==5 VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1559] --data 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 0.29ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.3MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2009.18ms. Allocated memory is still 90.2MB. Free memory was 61.7MB in the beginning and 47.0MB in the end (delta: 14.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.04ms. Allocated memory is still 90.2MB. Free memory was 47.0MB in the beginning and 44.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.78ms. Allocated memory is still 90.2MB. Free memory was 44.2MB in the beginning and 42.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 613.91ms. Allocated memory is still 90.2MB. Free memory was 42.4MB in the beginning and 53.9MB in the end (delta: -11.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * CodeCheck took 576.88ms. Allocated memory is still 90.2MB. Free memory was 53.9MB in the beginning and 40.2MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.16ms. Allocated memory is still 90.2MB. Free memory was 40.2MB in the beginning and 39.7MB in the end (delta: 539.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:51:21,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0d68328-2ada-4b71-a158-29f96b81ee2e/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