./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark35_linear.i --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_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/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_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark35_linear.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/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_1b45defa-16ac-4552-a0db-7b0d2be1ca98/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 85c19f871ad5ac1548d47246e44639a9c86d865b8cdbaf9d1178a047385625ae --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:09:23,842 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:09:23,943 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:09:23,949 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:09:23,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:09:23,975 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:09:23,976 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:09:23,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:09:23,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:09:23,977 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:09:23,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:09:23,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:09:23,977 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:09:23,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:09:23,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:09:23,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:09:23,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:09:23,978 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:09:23,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:09:23,979 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:09:23,979 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:09:23,979 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:09:23,979 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:09:23,979 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:09:23,979 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:09:23,980 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:09:23,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:09:23,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:23,980 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:09:23,980 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:09:23,981 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:09:23,981 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:09:23,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:09:23,981 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_1b45defa-16ac-4552-a0db-7b0d2be1ca98/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 -> 85c19f871ad5ac1548d47246e44639a9c86d865b8cdbaf9d1178a047385625ae [2024-11-25 04:09:24,387 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:09:24,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:09:24,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:09:24,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:09:24,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:09:24,407 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/loop-zilu/benchmark35_linear.i [2024-11-25 04:09:28,143 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/data/ba52b972e/a6bbe01dd3024ac69d1812e61662e7b2/FLAG8df2894d9 [2024-11-25 04:09:28,420 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:09:28,422 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/sv-benchmarks/c/loop-zilu/benchmark35_linear.i [2024-11-25 04:09:28,434 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/data/ba52b972e/a6bbe01dd3024ac69d1812e61662e7b2/FLAG8df2894d9 [2024-11-25 04:09:28,453 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/data/ba52b972e/a6bbe01dd3024ac69d1812e61662e7b2 [2024-11-25 04:09:28,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:09:28,457 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:09:28,459 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:28,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:09:28,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:09:28,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,465 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43668568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28, skipping insertion in model container [2024-11-25 04:09:28,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,484 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:09:28,695 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_1b45defa-16ac-4552-a0db-7b0d2be1ca98/sv-benchmarks/c/loop-zilu/benchmark35_linear.i[868,881] [2024-11-25 04:09:28,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:28,727 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:09:28,743 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_1b45defa-16ac-4552-a0db-7b0d2be1ca98/sv-benchmarks/c/loop-zilu/benchmark35_linear.i[868,881] [2024-11-25 04:09:28,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:09:28,770 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:09:28,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28 WrapperNode [2024-11-25 04:09:28,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:09:28,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:28,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:09:28,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:09:28,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,820 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 25 [2024-11-25 04:09:28,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:09:28,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:09:28,823 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:09:28,823 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:09:28,832 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,837 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,846 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,848 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:09:28,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:09:28,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:09:28,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:09:28,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:09:28" (1/1) ... [2024-11-25 04:09:28,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:09:28,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:09:28,896 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:09:28,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:09:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:09:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:09:28,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:09:28,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:09:29,003 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:09:29,008 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:09:29,165 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-25 04:09:29,166 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:09:29,215 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:09:29,216 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:09:29,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:09:29 BoogieIcfgContainer [2024-11-25 04:09:29,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:09:29,220 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:09:29,221 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:09:29,234 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:09:29,235 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:09:29" (1/1) ... [2024-11-25 04:09:29,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:09:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 04:09:29,328 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 04:09:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 04:09:29,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:09:29,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:09:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:09:29,646 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 04:09:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:09:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 04:09:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 04:09:29,744 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 04:09:29,745 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-25 04:09:29,755 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 04:09:29,777 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 04:09:29,777 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: true [2024-11-25 04:09:29,777 INFO L77 FloydHoareUtils]: At program point L15(lines 15 17) the Hoare annotation is: (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) [2024-11-25 04:09:29,778 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 04:09:29,778 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 19 27) the Hoare annotation is: true [2024-11-25 04:09:29,778 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2024-11-25 04:09:29,778 INFO L77 FloydHoareUtils]: At program point L22-3(lines 22 24) the Hoare annotation is: (< 0 (+ |ULTIMATE.start_main_~x~0#1| 1)) [2024-11-25 04:09:29,779 INFO L75 FloydHoareUtils]: For program point L16(line 16) no Hoare annotation was computed. [2024-11-25 04:09:29,779 INFO L77 FloydHoareUtils]: At program point L14(lines 14 18) the Hoare annotation is: true [2024-11-25 04:09:29,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:09:29 ImpRootNode [2024-11-25 04:09:29,794 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:09:29,795 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:09:29,795 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:09:29,796 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:09:29,796 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:09:29" (3/4) ... [2024-11-25 04:09:29,800 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 04:09:29,808 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-25 04:09:29,808 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-25 04:09:29,808 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-25 04:09:29,808 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:09:29,899 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:09:29,900 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:09:29,900 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:09:29,901 INFO L158 Benchmark]: Toolchain (without parser) took 1444.16ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 49.8MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 04:09:29,902 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:09:29,902 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.20ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 81.5MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:09:29,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.95ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 978.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:09:29,903 INFO L158 Benchmark]: Boogie Preprocessor took 29.34ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.9MB in the end (delta: 645.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:09:29,903 INFO L158 Benchmark]: RCFGBuilder took 367.26ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 70.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:09:29,904 INFO L158 Benchmark]: CodeCheck took 573.88ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 54.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:09:29,904 INFO L158 Benchmark]: Witness Printer took 104.93ms. Allocated memory is still 117.4MB. Free memory was 54.0MB in the beginning and 49.8MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:09:29,910 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, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 3 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 36 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 4 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, 0.2s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 16]: 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: 22]: Loop Invariant Derived loop invariant: (0 < ((long long) x + 1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.20ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 81.5MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.95ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.5MB in the end (delta: 978.8kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.34ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.9MB in the end (delta: 645.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 367.26ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 70.1MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 573.88ms. Allocated memory is still 117.4MB. Free memory was 70.1MB in the beginning and 54.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 104.93ms. Allocated memory is still 117.4MB. Free memory was 54.0MB in the beginning and 49.8MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 04:09:29,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b45defa-16ac-4552-a0db-7b0d2be1ca98/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