./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:04:51,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:04:51,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:04:51,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:04:51,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:04:51,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:04:51,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:04:51,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:04:51,452 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:04:51,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:04:51,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:04:51,456 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:04:51,457 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:04:51,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:04:51,457 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:04:51,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:04:51,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:04:51,462 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:04:51,463 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:04:51,463 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:04:51,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:04:51,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:04:51,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:04:51,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:04:51,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:04:51,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:04:51,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:51,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:04:51,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:04:51,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:04:51,470 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:04:51,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:04:51,471 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_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 [2024-11-09 00:04:51,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:04:51,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:04:51,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:04:51,769 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:04:51,769 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:04:51,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i Unable to find full path for "g++" [2024-11-09 00:04:53,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:04:54,178 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:04:54,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i [2024-11-09 00:04:54,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data/b0bea4cbb/528b6f4e3f4648dfb0a83d95ee2e5e86/FLAGd66c7c7ae [2024-11-09 00:04:54,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data/b0bea4cbb/528b6f4e3f4648dfb0a83d95ee2e5e86 [2024-11-09 00:04:54,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:04:54,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:04:54,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:54,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:04:54,418 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:04:54,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:54" (1/1) ... [2024-11-09 00:04:54,420 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ce45fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:54, skipping insertion in model container [2024-11-09 00:04:54,420 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:04:54" (1/1) ... [2024-11-09 00:04:54,504 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:04:55,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:55,683 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:04:55,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:04:56,012 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:04:56,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56 WrapperNode [2024-11-09 00:04:56,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:04:56,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:56,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:04:56,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:04:56,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,095 INFO L138 Inliner]: procedures = 498, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-09 00:04:56,095 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:04:56,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:04:56,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:04:56,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:04:56,106 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,113 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,130 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:04:56,138 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:04:56,138 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:04:56,138 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:04:56,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:56,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:04:56,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:04:56,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:04:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:04:56,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:04:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:04:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:04:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:04:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:04:56,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:04:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:04:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:04:56,363 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:04:56,364 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:04:56,494 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 00:04:56,494 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:04:56,558 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:04:56,561 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:04:56,561 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:56 BoogieIcfgContainer [2024-11-09 00:04:56,561 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:04:56,562 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:04:56,562 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:04:56,575 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:04:56,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:56" (1/1) ... [2024-11-09 00:04:56,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:04:56,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:56,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:04:56,640 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:04:56,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:04:56,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:56,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:56,788 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:04:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:56,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:56,894 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:04:56,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:04:56,936 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:04:56,980 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:04:56 ImpRootNode [2024-11-09 00:04:56,980 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:04:56,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:04:56,985 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:04:56,985 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:04:56,986 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:04:56" (3/4) ... [2024-11-09 00:04:56,989 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:04:56,992 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:04:56,993 INFO L158 Benchmark]: Toolchain (without parser) took 2584.77ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 84.8MB in the beginning and 70.0MB in the end (delta: 14.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2024-11-09 00:04:56,994 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:04:56,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1603.81ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 84.8MB in the beginning and 107.6MB in the end (delta: -22.8MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2024-11-09 00:04:56,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.97ms. Allocated memory is still 172.0MB. Free memory was 107.6MB in the beginning and 104.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:04:56,998 INFO L158 Benchmark]: Boogie Preprocessor took 41.02ms. Allocated memory is still 172.0MB. Free memory was 104.7MB in the beginning and 103.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:04:56,999 INFO L158 Benchmark]: RCFGBuilder took 423.75ms. Allocated memory is still 172.0MB. Free memory was 103.6MB in the beginning and 88.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:04:57,001 INFO L158 Benchmark]: CodeCheck took 418.32ms. Allocated memory is still 172.0MB. Free memory was 88.9MB in the beginning and 71.1MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 00:04:57,001 INFO L158 Benchmark]: Witness Printer took 11.32ms. Allocated memory is still 172.0MB. Free memory was 71.1MB in the beginning and 70.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:04:57,006 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 6 NumberOfCodeBlocks, 6 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: 1568]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_predec_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] --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 0.34ms. Allocated memory is still 125.8MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1603.81ms. Allocated memory was 125.8MB in the beginning and 172.0MB in the end (delta: 46.1MB). Free memory was 84.8MB in the beginning and 107.6MB in the end (delta: -22.8MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.97ms. Allocated memory is still 172.0MB. Free memory was 107.6MB in the beginning and 104.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.02ms. Allocated memory is still 172.0MB. Free memory was 104.7MB in the beginning and 103.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.75ms. Allocated memory is still 172.0MB. Free memory was 103.6MB in the beginning and 88.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 418.32ms. Allocated memory is still 172.0MB. Free memory was 88.9MB in the beginning and 71.1MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Witness Printer took 11.32ms. Allocated memory is still 172.0MB. Free memory was 71.1MB in the beginning and 70.0MB in the end (delta: 1.0MB). 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 00:04:57,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:04:59,407 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:04:59,469 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:04:59,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:04:59,503 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:04:59,503 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:04:59,504 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:04:59,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:04:59,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:04:59,507 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:04:59,507 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:04:59,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:04:59,508 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:04:59,510 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:04:59,512 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:04:59,513 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:04:59,513 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:04:59,513 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:04:59,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:04:59,514 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:04:59,514 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:04:59,518 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:04:59,519 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:04:59,519 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:04:59,519 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:04:59,520 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:59,520 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:04:59,520 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:04:59,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:04:59,521 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:04:59,521 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:04:59,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:04:59,524 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:04:59,524 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:04:59,525 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:04:59,525 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_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ffa89a28d5c9608a9ff12df3c68c40e5ae792dd3018def94946705301d13695 [2024-11-09 00:04:59,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:04:59,979 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:04:59,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:04:59,986 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:04:59,987 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:04:59,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i Unable to find full path for "g++" [2024-11-09 00:05:02,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:05:02,543 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:05:02,543 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_predec_63_bad.i [2024-11-09 00:05:02,577 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data/d81ce3e4d/af7cde5a28af4e908953768312107efe/FLAGdc64e4d15 [2024-11-09 00:05:02,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/data/d81ce3e4d/af7cde5a28af4e908953768312107efe [2024-11-09 00:05:02,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:05:02,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:05:02,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:05:02,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:05:02,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:05:02,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:05:02" (1/1) ... [2024-11-09 00:05:02,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5af767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:02, skipping insertion in model container [2024-11-09 00:05:02,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:05:02" (1/1) ... [2024-11-09 00:05:02,749 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:05:03,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:05:04,009 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:05:04,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:05:04,331 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:05:04,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04 WrapperNode [2024-11-09 00:05:04,332 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:05:04,333 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:05:04,333 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:05:04,333 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:05:04,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,382 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,406 INFO L138 Inliner]: procedures = 503, calls = 29, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 48 [2024-11-09 00:05:04,407 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:05:04,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:05:04,408 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:05:04,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:05:04,417 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,421 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,433 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:05:04,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:05:04,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:05:04,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:05:04,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:04,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:05:04,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:05:04,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:05:04,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:05:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-09 00:05:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-09 00:05:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:05:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:05:04,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:05:04,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:05:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:05:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:05:04,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:05:04,733 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:05:04,737 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:05:04,935 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-09 00:05:04,935 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:05:04,997 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:05:04,997 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:05:04,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:04 BoogieIcfgContainer [2024-11-09 00:05:04,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:05:04,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:05:04,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:05:05,011 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:05:05,012 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:04" (1/1) ... [2024-11-09 00:05:05,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:05:05,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-09 00:05:05,087 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-09 00:05:05,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:05:05,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:05,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:05,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:05,097 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:05,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:05:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:05:05,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:05:05,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:05:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:05:05,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:05:05,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:05:05,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:05:05,639 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:05:05,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:05:05 ImpRootNode [2024-11-09 00:05:05,690 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:05:05,691 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:05:05,695 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:05:05,695 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:05:05,696 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:04" (3/4) ... [2024-11-09 00:05:05,699 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:05:05,700 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:05:05,702 INFO L158 Benchmark]: Toolchain (without parser) took 3036.13ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.7MB in the beginning and 43.0MB in the end (delta: 9.7MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB. [2024-11-09 00:05:05,703 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:05:05,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1664.91ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.5MB in the beginning and 49.4MB in the end (delta: 3.1MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2024-11-09 00:05:05,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.04ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 46.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:05:05,706 INFO L158 Benchmark]: Boogie Preprocessor took 34.14ms. Allocated memory is still 100.7MB. Free memory was 46.2MB in the beginning and 44.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:05:05,707 INFO L158 Benchmark]: RCFGBuilder took 555.98ms. Allocated memory is still 100.7MB. Free memory was 44.1MB in the beginning and 59.9MB in the end (delta: -15.7MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-11-09 00:05:05,708 INFO L158 Benchmark]: CodeCheck took 691.16ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 43.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:05:05,709 INFO L158 Benchmark]: Witness Printer took 9.66ms. Allocated memory is still 100.7MB. Free memory was 43.6MB in the beginning and 43.0MB in the end (delta: 562.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:05:05,719 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, 12 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 6 NumberOfCodeBlocks, 6 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: 1568]: 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 1559. 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); [L1559] 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) [L1559] 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] [L1560] CALL CWE191_Integer_Underflow__int_min_predec_63_bad() [L1551] int data; [L1552] data = 0 [L1553] data = (-0x7fffffff - 1) [L1554] CALL CWE191_Integer_Underflow__int_min_predec_63b_badSink(&data) [L1566] EXPR \read(*dataPtr) [L1566] int data = *dataPtr; [L1568] --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 0.23ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 53.4MB in the end (delta: 94.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1664.91ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.5MB in the beginning and 49.4MB in the end (delta: 3.1MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.04ms. Allocated memory is still 100.7MB. Free memory was 49.4MB in the beginning and 46.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.14ms. Allocated memory is still 100.7MB. Free memory was 46.2MB in the beginning and 44.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 555.98ms. Allocated memory is still 100.7MB. Free memory was 44.1MB in the beginning and 59.9MB in the end (delta: -15.7MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * CodeCheck took 691.16ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 43.6MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 9.66ms. Allocated memory is still 100.7MB. Free memory was 43.6MB in the beginning and 43.0MB in the end (delta: 562.7kB). 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 00:05:05,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2fe10698-2f2f-4cfb-a65f-dc2510b9989d/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