./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+sep-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_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b --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 50620a1836495369f8d4c9773bdf114a4f3cd20fd05738366af3ab647304c819 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:22:11,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:22:11,996 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 00:22:12,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:22:12,000 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:22:12,019 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:22:12,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:22:12,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:22:12,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:22:12,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:22:12,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:22:12,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:22:12,021 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 00:22:12,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:22:12,021 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 00:22:12,021 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:22:12,022 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:22:12,022 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:22:12,023 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:22:12,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:22:12,023 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:22:12,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:22:12,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:22:12,023 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:22:12,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:22:12,023 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_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b 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 -> 50620a1836495369f8d4c9773bdf114a4f3cd20fd05738366af3ab647304c819 [2024-12-06 00:22:12,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:22:12,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:22:12,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:22:12,239 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:22:12,239 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:22:12,240 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/loop-industry-pattern/mod3.c.v+sep-reducer.c [2024-12-06 00:22:14,902 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/data/adcc82f6a/0e0541b63da448efa8b85feda8044972/FLAGbb4ad26ee [2024-12-06 00:22:15,107 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:22:15,108 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+sep-reducer.c [2024-12-06 00:22:15,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/data/adcc82f6a/0e0541b63da448efa8b85feda8044972/FLAGbb4ad26ee [2024-12-06 00:22:15,487 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/data/adcc82f6a/0e0541b63da448efa8b85feda8044972 [2024-12-06 00:22:15,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:22:15,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:22:15,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:22:15,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:22:15,494 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:22:15,494 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,495 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc12b7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15, skipping insertion in model container [2024-12-06 00:22:15,495 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,507 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:22:15,644 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_102707b4-1e66-4dae-824e-abbe39e80261/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+sep-reducer.c[2057,2070] [2024-12-06 00:22:15,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:22:15,660 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:22:15,676 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_102707b4-1e66-4dae-824e-abbe39e80261/sv-benchmarks/c/loop-industry-pattern/mod3.c.v+sep-reducer.c[2057,2070] [2024-12-06 00:22:15,680 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:22:15,693 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:22:15,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15 WrapperNode [2024-12-06 00:22:15,694 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:22:15,695 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:22:15,695 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:22:15,695 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:22:15,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,719 INFO L138 Inliner]: procedures = 13, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 118 [2024-12-06 00:22:15,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:22:15,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:22:15,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:22:15,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:22:15,725 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,729 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,735 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:22:15,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:22:15,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:22:15,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:22:15,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:22:15" (1/1) ... [2024-12-06 00:22:15,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:22:15,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:22:15,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:22:15,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:22:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:22:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:22:15,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:22:15,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:22:15,852 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:22:15,854 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:22:15,986 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-12-06 00:22:15,986 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:22:16,001 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:22:16,001 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 00:22:16,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:22:16 BoogieIcfgContainer [2024-12-06 00:22:16,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:22:16,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:22:16,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:22:16,011 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:22:16,011 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:22:16" (1/1) ... [2024-12-06 00:22:16,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:22:16,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:22:16,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2024-12-06 00:22:16,060 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2024-12-06 00:22:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:22:16,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:22:16,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:22:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:22:16,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:22:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:22:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2024-12-06 00:22:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2024-12-06 00:22:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-06 00:22:16,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:22:16,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:22:16,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:22:17,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:22:17,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:22:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 37 transitions. [2024-12-06 00:22:17,412 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 37 transitions. [2024-12-06 00:22:17,413 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 00:22:17,413 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-06 00:22:17,419 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 00:22:17,453 INFO L75 FloydHoareUtils]: For program point L97(line 97) no Hoare annotation was computed. [2024-12-06 00:22:17,453 INFO L77 FloydHoareUtils]: At program point L56(lines 56 83) the Hoare annotation is: true [2024-12-06 00:22:17,453 INFO L77 FloydHoareUtils]: At program point L19(lines 16 147) the Hoare annotation is: true [2024-12-06 00:22:17,453 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 15 147) the Hoare annotation is: true [2024-12-06 00:22:17,453 INFO L77 FloydHoareUtils]: At program point L40(lines 36 112) the Hoare annotation is: (< (mod (+ |ULTIMATE.start_main_~main__x~0#1| (* 2 (div |ULTIMATE.start_main_~main__x~0#1| 4294967296))) 3) 1) [2024-12-06 00:22:17,453 INFO L77 FloydHoareUtils]: At program point L135(line 135) the Hoare annotation is: true [2024-12-06 00:22:17,454 INFO L77 FloydHoareUtils]: At program point L123(line 123) the Hoare annotation is: true [2024-12-06 00:22:17,454 INFO L77 FloydHoareUtils]: At program point L24(lines 24 141) the Hoare annotation is: true [2024-12-06 00:22:17,454 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 97) no Hoare annotation was computed. [2024-12-06 00:22:17,454 INFO L77 FloydHoareUtils]: At program point L45(lines 45 111) the Hoare annotation is: (< (mod (+ |ULTIMATE.start_main_~main__x~0#1| (* 2 (div |ULTIMATE.start_main_~main__x~0#1| 4294967296))) 3) 1) [2024-12-06 00:22:17,454 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 00:22:17,454 INFO L77 FloydHoareUtils]: At program point L95(lines 95 104) the Hoare annotation is: (not (= |ULTIMATE.start_main_~__VERIFIER_assert__cond~0#1| 0)) [2024-12-06 00:22:17,454 INFO L77 FloydHoareUtils]: At program point L29(lines 24 141) the Hoare annotation is: (< (mod (+ |ULTIMATE.start_main_~main__x~0#1| (* 2 (div |ULTIMATE.start_main_~main__x~0#1| 4294967296))) 3) 1) [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point L42(line 42) the Hoare annotation is: (< (mod (+ |ULTIMATE.start_main_~main__x~0#1| (* 2 (div |ULTIMATE.start_main_~main__x~0#1| 4294967296))) 3) 1) [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point L67(lines 67 82) the Hoare annotation is: true [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point L88(lines 88 110) the Hoare annotation is: (< (mod (+ |ULTIMATE.start_main_~main__x~0#1| (* 2 (div |ULTIMATE.start_main_~main__x~0#1| 4294967296))) 3) 1) [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point L22(lines 22 146) the Hoare annotation is: true [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point L117(lines 117 139) the Hoare annotation is: true [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point L47(lines 47 84) the Hoare annotation is: true [2024-12-06 00:22:17,455 INFO L77 FloydHoareUtils]: At program point L35(lines 35 140) the Hoare annotation is: true [2024-12-06 00:22:17,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 12:22:17 ImpRootNode [2024-12-06 00:22:17,466 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 00:22:17,467 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 00:22:17,467 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 00:22:17,467 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 00:22:17,468 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:22:16" (3/4) ... [2024-12-06 00:22:17,470 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 00:22:17,477 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-12-06 00:22:17,477 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 00:22:17,477 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 00:22:17,477 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 00:22:17,541 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 00:22:17,541 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 00:22:17,541 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 00:22:17,542 INFO L158 Benchmark]: Toolchain (without parser) took 2052.59ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 50.5MB in the end (delta: 65.2MB). Peak memory consumption was 62.7MB. Max. memory is 16.1GB. [2024-12-06 00:22:17,542 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:17,543 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.68ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 104.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:22:17,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.72ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:17,543 INFO L158 Benchmark]: Boogie Preprocessor took 14.67ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 102.2MB in the end (delta: 563.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:17,544 INFO L158 Benchmark]: RCFGBuilder took 266.03ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 88.4MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:22:17,544 INFO L158 Benchmark]: CodeCheck took 1464.28ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 55.1MB in the end (delta: 33.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2024-12-06 00:22:17,544 INFO L158 Benchmark]: Witness Printer took 74.51ms. Allocated memory is still 142.6MB. Free memory was 55.1MB in the beginning and 50.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:22:17,546 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, 21 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, 38 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 23 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 34 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 38 IncrementalHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 34 mSDtfsCounter, 38 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 169 GetRequests, 155 SyntacticMatches, 6 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 19 ConstructedInterpolants, 0 QuantifiedInterpolants, 262 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 97]: 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: 24]: Location Invariant Derived location invariant: ((main__x % 3) < 1) - InvariantResult [Line: 42]: Location Invariant Derived location invariant: ((main__x % 3) < 1) - InvariantResult [Line: 36]: Location Invariant Derived location invariant: ((main__x % 3) < 1) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.68ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 104.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.72ms. Allocated memory is still 142.6MB. Free memory was 104.2MB in the beginning and 103.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.67ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 102.2MB in the end (delta: 563.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 266.03ms. Allocated memory is still 142.6MB. Free memory was 102.2MB in the beginning and 88.4MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1464.28ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 55.1MB in the end (delta: 33.3MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * Witness Printer took 74.51ms. Allocated memory is still 142.6MB. Free memory was 55.1MB in the beginning and 50.5MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 00:22:17,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_102707b4-1e66-4dae-824e-abbe39e80261/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE