./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d85bf43cff1a30e10d1e3bbf4675032df62c31f758d5324913387f5dfb870a68 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:48:39,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:48:39,718 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:48:39,724 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:48:39,724 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:48:39,751 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:48:39,752 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:48:39,753 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:48:39,753 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:48:39,753 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:48:39,754 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:48:39,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:48:39,754 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:48:39,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:48:39,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:48:39,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:48:39,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:48:39,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:48:39,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:48:39,755 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:48:39,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:48:39,755 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:48:39,756 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:48:39,756 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:48:39,756 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:48:39,756 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:48:39,756 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:48:39,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:39,757 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:48:39,757 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:48:39,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:48:39,757 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:48:39,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:48:39,758 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_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3 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 ! call(reach_error())) ) 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 -> d85bf43cff1a30e10d1e3bbf4675032df62c31f758d5324913387f5dfb870a68 [2024-11-25 03:48:40,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:48:40,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:48:40,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:48:40,093 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:48:40,093 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:48:40,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c [2024-11-25 03:48:43,234 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/data/16e2827dc/46cdacf99c1340fabfa50243639b2d06/FLAGbe7c8f10f [2024-11-25 03:48:43,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:48:43,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c [2024-11-25 03:48:43,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/data/16e2827dc/46cdacf99c1340fabfa50243639b2d06/FLAGbe7c8f10f [2024-11-25 03:48:43,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/data/16e2827dc/46cdacf99c1340fabfa50243639b2d06 [2024-11-25 03:48:43,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:48:43,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:48:43,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:43,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:48:43,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:48:43,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:43,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29897e8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:43, skipping insertion in model container [2024-11-25 03:48:43,808 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:48:43" (1/1) ... [2024-11-25 03:48:43,825 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:48:44,042 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c[1110,1123] [2024-11-25 03:48:44,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:44,066 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:48:44,085 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/sv-benchmarks/c/loop-lit/jm2006.c.i.v+cfa-reducer.c[1110,1123] [2024-11-25 03:48:44,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:48:44,100 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:48:44,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44 WrapperNode [2024-11-25 03:48:44,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:48:44,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:44,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:48:44,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:48:44,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,116 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,135 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2024-11-25 03:48:44,135 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:48:44,136 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:48:44,136 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:48:44,136 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:48:44,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,145 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,145 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,148 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,150 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,151 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:48:44,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:48:44,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:48:44,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:48:44,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:48:44,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:48:44,195 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:48:44,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:48:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:48:44,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:48:44,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:48:44,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:48:44,320 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:48:44,323 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:48:44,493 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-25 03:48:44,494 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:48:44,527 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:48:44,528 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:48:44,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:44 BoogieIcfgContainer [2024-11-25 03:48:44,529 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:48:44,530 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:48:44,530 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:48:44,543 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:48:44,544 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:44" (1/1) ... [2024-11-25 03:48:44,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:48:44,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:48:44,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-25 03:48:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-25 03:48:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 03:48:44,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:48:44,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:48:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:48:45,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:48:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:48:45,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2024-11-25 03:48:45,419 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2024-11-25 03:48:45,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 03:48:45,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:48:45,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:48:45,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:48:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:48:45,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:48:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 8 states and 11 transitions. [2024-11-25 03:48:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 11 transitions. [2024-11-25 03:48:45,944 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 03:48:45,945 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-25 03:48:45,953 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 03:48:45,994 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 03:48:45,994 INFO L77 FloydHoareUtils]: At program point L25(lines 25 68) the Hoare annotation is: true [2024-11-25 03:48:45,994 INFO L77 FloydHoareUtils]: At program point L19(lines 19 69) the Hoare annotation is: true [2024-11-25 03:48:45,995 INFO L77 FloydHoareUtils]: At program point L44(lines 44 66) the Hoare annotation is: (and (or (< |ULTIMATE.start_main_~main__j~0#1| (+ |ULTIMATE.start_main_~main__i~0#1| |ULTIMATE.start_main_~main__y~0#1| 1)) (< 0 (+ |ULTIMATE.start_main_~main__y~0#1| 1))) (or (< (+ |ULTIMATE.start_main_~main__i~0#1| |ULTIMATE.start_main_~main__y~0#1|) (+ |ULTIMATE.start_main_~main__j~0#1| 1)) (< |ULTIMATE.start_main_~main__y~0#1| 1))) [2024-11-25 03:48:45,995 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 03:48:45,995 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 13 70) the Hoare annotation is: true [2024-11-25 03:48:45,995 INFO L77 FloydHoareUtils]: At program point $Ultimate##6(lines 34 67) the Hoare annotation is: (= (+ |ULTIMATE.start_main_~main__i~0#1| |ULTIMATE.start_main_~main__y~0#1|) (+ |ULTIMATE.start_main_~main__j~0#1| |ULTIMATE.start_main_~main__x~0#1|)) [2024-11-25 03:48:45,995 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 53) no Hoare annotation was computed. [2024-11-25 03:48:45,995 INFO L75 FloydHoareUtils]: For program point L53(line 53) no Hoare annotation was computed. [2024-11-25 03:48:45,996 INFO L77 FloydHoareUtils]: At program point L51(lines 51 60) the Hoare annotation is: (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0)) [2024-11-25 03:48:46,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:48:46 ImpRootNode [2024-11-25 03:48:46,008 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:48:46,008 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:48:46,009 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:48:46,009 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:48:46,009 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:48:44" (3/4) ... [2024-11-25 03:48:46,012 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 03:48:46,018 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-25 03:48:46,019 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 03:48:46,019 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 03:48:46,019 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 03:48:46,103 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 03:48:46,104 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 03:48:46,104 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:48:46,105 INFO L158 Benchmark]: Toolchain (without parser) took 2305.21ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 96.6MB in the end (delta: 23.0MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-25 03:48:46,105 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:46,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.19ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.5MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:48:46,106 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.08ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.3MB in the end (delta: 959.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:46,107 INFO L158 Benchmark]: Boogie Preprocessor took 17.91ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.5MB in the end (delta: 737.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:46,107 INFO L158 Benchmark]: RCFGBuilder took 374.69ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 95.9MB in the end (delta: 10.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:48:46,108 INFO L158 Benchmark]: CodeCheck took 1477.81ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 100.9MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:48:46,108 INFO L158 Benchmark]: Witness Printer took 95.57ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 96.6MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:48:46,111 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, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 43 IncrementalHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 10 mSDtfsCounter, 43 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 118 GetRequests, 106 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 123 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 0/1 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 53]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 34]: Location Invariant Derived location invariant: (((long long) main__i + main__y) == ((long long) main__j + main__x)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 142.6MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.19ms. Allocated memory is still 142.6MB. Free memory was 119.3MB in the beginning and 108.5MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.08ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 107.3MB in the end (delta: 959.5kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.91ms. Allocated memory is still 142.6MB. Free memory was 107.3MB in the beginning and 106.5MB in the end (delta: 737.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 374.69ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 95.9MB in the end (delta: 10.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1477.81ms. Allocated memory is still 142.6MB. Free memory was 95.9MB in the beginning and 100.9MB in the end (delta: -5.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 95.57ms. Allocated memory is still 142.6MB. Free memory was 100.9MB in the beginning and 96.6MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 03:48:46,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17bfb700-f470-4996-9f12-d9f3e55a2b1d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE