./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loops/sum_array-2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/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_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/sum_array-2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/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 32bit --witnessprinter.graph.data.programhash 0e94a2410b8f9c85a45197b99fd856588e050ecf98cb4c3bee10ba4be0dc2732 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:32,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:32,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 22:05:32,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:32,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:32,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:32,405 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:32,406 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:32,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:32,408 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:32,408 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:32,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:32,409 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:32,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:32,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:32,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:32,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:32,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:32,413 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:32,414 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:32,414 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 22:05:32,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 22:05:32,418 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:32,418 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:32,419 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:32,419 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:32,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:32,420 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:32,420 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:32,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:32,420 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:32,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:32,421 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:32,421 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:32,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:32,422 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_d5e45699-9269-4a19-b33e-e1bed301fed4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0e94a2410b8f9c85a45197b99fd856588e050ecf98cb4c3bee10ba4be0dc2732 [2024-11-08 22:05:32,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:32,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:32,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:32,804 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:32,804 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:32,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/loops/sum_array-2-1.i Unable to find full path for "g++" [2024-11-08 22:05:34,843 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:35,014 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:35,014 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/sv-benchmarks/c/loops/sum_array-2-1.i [2024-11-08 22:05:35,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/data/3b9267806/9d58c10cd4a3424d9e4b8cb0ecc324a1/FLAG835569036 [2024-11-08 22:05:35,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/data/3b9267806/9d58c10cd4a3424d9e4b8cb0ecc324a1 [2024-11-08 22:05:35,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:35,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:35,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:35,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:35,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:35,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@345fe09f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35, skipping insertion in model container [2024-11-08 22:05:35,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,087 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:35,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:35,293 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:35,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:35,338 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:35,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35 WrapperNode [2024-11-08 22:05:35,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:35,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:35,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:35,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:35,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,381 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2024-11-08 22:05:35,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:35,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:35,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:35,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:35,395 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:35,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:35,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:35,414 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:35,419 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:35,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:35,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:35,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:35,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:05:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:05:35,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:35,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:35,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:05:35,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:05:35,572 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:35,574 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:35,859 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:35,860 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:35,896 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:35,896 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:05:35,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:35 BoogieIcfgContainer [2024-11-08 22:05:35,897 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:35,898 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:35,898 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:35,911 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:35,911 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:35" (1/1) ... [2024-11-08 22:05:35,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:35,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:35,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-08 22:05:35,991 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-08 22:05:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:05:35,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:35,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:36,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2024-11-08 22:05:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2024-11-08 22:05:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:05:36,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:36,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:36,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:36,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2024-11-08 22:05:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2024-11-08 22:05:36,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:05:36,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:36,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:37,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2024-11-08 22:05:37,236 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2024-11-08 22:05:37,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:05:37,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:37,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:37,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:37,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:37,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 34 states and 52 transitions. [2024-11-08 22:05:37,651 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 52 transitions. [2024-11-08 22:05:37,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:05:37,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:37,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:05:37,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:37,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2024-11-08 22:05:37,761 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2024-11-08 22:05:37,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:05:37,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:37,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:37,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:05:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:37,958 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:05:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:37,994 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 6 iterations. [2024-11-08 22:05:38,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:05:38 ImpRootNode [2024-11-08 22:05:38,042 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:05:38,043 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:05:38,043 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:05:38,043 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:05:38,044 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:35" (3/4) ... [2024-11-08 22:05:38,045 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 22:05:38,105 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5e45699-9269-4a19-b33e-e1bed301fed4/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:05:38,108 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:05:38,109 INFO L158 Benchmark]: Toolchain (without parser) took 3062.21ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 90.2MB in the beginning and 103.4MB in the end (delta: -13.2MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-08 22:05:38,110 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 132.1MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:05:38,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.61ms. Allocated memory is still 132.1MB. Free memory was 89.8MB in the beginning and 77.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:05:38,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.83ms. Allocated memory is still 132.1MB. Free memory was 77.2MB in the beginning and 75.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:38,115 INFO L158 Benchmark]: Boogie Preprocessor took 30.67ms. Allocated memory is still 132.1MB. Free memory was 75.1MB in the beginning and 73.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:05:38,116 INFO L158 Benchmark]: RCFGBuilder took 483.46ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 73.8MB in the beginning and 133.2MB in the end (delta: -59.3MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-11-08 22:05:38,116 INFO L158 Benchmark]: CodeCheck took 2144.16ms. Allocated memory is still 172.0MB. Free memory was 133.2MB in the beginning and 105.5MB in the end (delta: 27.7MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-11-08 22:05:38,116 INFO L158 Benchmark]: Witness Printer took 65.93ms. Allocated memory is still 172.0MB. Free memory was 105.5MB in the beginning and 103.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:38,118 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 1 procedures, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 150 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 49 mSDsluCounter, 92 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 228 IncrementalHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 72 mSDtfsCounter, 228 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 448 GetRequests, 426 SyntacticMatches, 8 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 186 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 2/2 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 - CounterExampleResult [Line: 42]: integer overflow possible integer overflow possible We found a FailurePath: [L27] unsigned int M = __VERIFIER_nondet_uint(); [L28] COND FALSE !(M > 1000000) [L31] int A[M], B[M], C[M]; [L32] unsigned int i; [L33] i=0 VAL [A={17536:0}, B={17535:0}, C={17537:0}, M=4294967297, i=0] [L33] COND FALSE !(i