./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/min_rf.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/min_rf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm --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 9442b91b34d1534e654ccb2ff614d1bcc5a78e4993d344efa390c901105881d4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:53:46,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:53:47,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 21:53:47,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:53:47,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:53:47,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:53:47,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:53:47,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:53:47,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:53:47,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:53:47,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:53:47,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:53:47,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:53:47,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:53:47,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:53:47,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:53:47,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:53:47,131 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:53:47,131 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:53:47,132 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:53:47,132 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:53:47,132 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:53:47,132 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:53:47,132 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:53:47,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:53:47,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:53:47,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:53:47,133 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:53:47,133 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:53:47,133 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:53:47,133 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:53:47,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:53:47,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm 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 -> 9442b91b34d1534e654ccb2ff614d1bcc5a78e4993d344efa390c901105881d4 [2024-11-13 21:53:47,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:53:47,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:53:47,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:53:47,465 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:53:47,466 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:53:47,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-crafted-lit/min_rf.c Unable to find full path for "g++" [2024-11-13 21:53:49,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:53:49,632 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:53:49,633 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/sv-benchmarks/c/termination-crafted-lit/min_rf.c [2024-11-13 21:53:49,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/data/36ec34017/444a7563f40c42f195acd83bba5f0c62/FLAG158d2fd04 [2024-11-13 21:53:49,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/data/36ec34017/444a7563f40c42f195acd83bba5f0c62 [2024-11-13 21:53:49,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:53:49,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:53:49,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:53:49,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:53:49,680 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:53:49,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@409eeafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49, skipping insertion in model container [2024-11-13 21:53:49,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,702 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:53:49,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:53:49,883 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:53:49,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:53:49,913 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:53:49,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49 WrapperNode [2024-11-13 21:53:49,914 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:53:49,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:53:49,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:53:49,916 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:53:49,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,926 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,944 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2024-11-13 21:53:49,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:53:49,945 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:53:49,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:53:49,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:53:49,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,953 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,954 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,956 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,962 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:53:49,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:53:49,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:53:49,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:53:49,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:53:49" (1/1) ... [2024-11-13 21:53:49,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:53:49,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:53:50,011 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:53:50,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:53:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:53:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:53:50,108 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:53:50,110 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:53:50,254 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 21:53:50,254 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:53:50,297 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:53:50,297 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:53:50,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:50 BoogieIcfgContainer [2024-11-13 21:53:50,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:53:50,298 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:53:50,298 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:53:50,310 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:53:50,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:50" (1/1) ... [2024-11-13 21:53:50,322 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:53:50,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2024-11-13 21:53:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2024-11-13 21:53:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:53:50,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:50,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:50,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:50,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2024-11-13 21:53:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2024-11-13 21:53:50,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:53:50,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:50,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:50,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:53:50,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:50,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-11-13 21:53:50,753 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-11-13 21:53:50,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 21:53:50,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:50,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:53:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:50,778 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:53:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:50,821 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:53:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:53:50,839 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-13 21:53:50,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:53:50 ImpRootNode [2024-11-13 21:53:50,860 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:53:50,860 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:53:50,860 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:53:50,861 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:53:50,861 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:53:50" (3/4) ... [2024-11-13 21:53:50,862 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 21:53:50,906 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:53:50,906 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:53:50,907 INFO L158 Benchmark]: Toolchain (without parser) took 1234.94ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 49.5MB in the end (delta: 43.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 21:53:50,908 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:50,908 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.66ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:53:50,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.26ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:50,909 INFO L158 Benchmark]: Boogie Preprocessor took 19.11ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.8MB in the end (delta: 616.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:50,909 INFO L158 Benchmark]: RCFGBuilder took 329.53ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 69.0MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:53:50,910 INFO L158 Benchmark]: CodeCheck took 561.44ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 51.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:53:50,910 INFO L158 Benchmark]: Witness Printer took 45.93ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 49.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:53:50,912 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, 28 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 12 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - CounterExampleResult [Line: 32]: integer overflow possible integer overflow possible We found a FailurePath: [L15] int x,y; [L16] int z; [L18] x = __VERIFIER_nondet_int() [L19] y = __VERIFIER_nondet_int() [L21] COND TRUE y > 0 && x > 0 [L22] COND TRUE x>y [L23] z = y [L27] COND FALSE !(__VERIFIER_nondet_int() != 0) [L32] y+x VAL [z=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.66ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 82.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.26ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.11ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.8MB in the end (delta: 616.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.53ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 69.0MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 561.44ms. Allocated memory is still 117.4MB. Free memory was 69.0MB in the beginning and 51.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 45.93ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 49.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 21:53:50,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a579de30-7e9b-43ee-8a78-e7a8aeca1679/bin/ukojak-verify-EEHR8qb7sm/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)