./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm --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 47e8ddd221104cc805d3d68561579c1d0ceb215c71efab48659b0323dc3025dc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:55:27,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:55:27,869 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:55:27,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:55:27,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:55:27,914 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:55:27,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:55:27,917 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:55:27,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:55:27,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:55:27,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:55:27,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:55:27,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:55:27,919 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:55:27,919 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:55:27,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:55:27,921 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:55:27,921 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:55:27,921 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:55:27,921 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:55:27,921 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:55:27,922 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:55:27,922 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:55:27,922 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:55:27,922 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:55:27,922 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:55:27,922 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:55:27,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:55:27,922 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:55:27,923 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:55:27,923 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:55:27,923 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:55:27,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:55:27,923 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_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> 47e8ddd221104cc805d3d68561579c1d0ceb215c71efab48659b0323dc3025dc [2024-11-13 21:55:28,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:55:28,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:55:28,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:55:28,289 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:55:28,290 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:55:28,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-71.i Unable to find full path for "g++" [2024-11-13 21:55:30,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:55:30,640 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:55:30,644 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-71.i [2024-11-13 21:55:30,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/data/f5b778d4d/ae6cf3a3061a4337987929ee7666ebc6/FLAG82f2fe691 [2024-11-13 21:55:30,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/data/f5b778d4d/ae6cf3a3061a4337987929ee7666ebc6 [2024-11-13 21:55:30,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:55:30,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:55:30,692 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:55:30,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:55:30,697 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:55:30,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:55:30" (1/1) ... [2024-11-13 21:55:30,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f8388b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:30, skipping insertion in model container [2024-11-13 21:55:30,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:55:30" (1/1) ... [2024-11-13 21:55:30,732 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:55:30,911 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_59bb6953-3123-4e56-b7ee-d9d0d1576587/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-71.i[916,929] [2024-11-13 21:55:31,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:55:31,030 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:55:31,045 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_59bb6953-3123-4e56-b7ee-d9d0d1576587/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-71.i[916,929] [2024-11-13 21:55:31,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:55:31,130 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:55:31,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31 WrapperNode [2024-11-13 21:55:31,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:55:31,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:55:31,132 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:55:31,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:55:31,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,213 INFO L138 Inliner]: procedures = 27, calls = 169, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 487 [2024-11-13 21:55:31,213 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:55:31,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:55:31,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:55:31,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:55:31,226 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,239 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,268 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:55:31,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:55:31,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:55:31,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:55:31,283 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:55:31" (1/1) ... [2024-11-13 21:55:31,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:55:31,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:55:31,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:55:31,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:55:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:55:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 21:55:31,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:55:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:55:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:55:31,347 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:55:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:55:31,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:55:31,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:55:31,458 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:55:31,460 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:55:32,086 INFO L? ?]: Removed 126 outVars from TransFormulas that were not future-live. [2024-11-13 21:55:32,086 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:55:32,791 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:55:32,792 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:55:32,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:32 BoogieIcfgContainer [2024-11-13 21:55:32,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:55:32,794 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:55:32,794 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:55:32,805 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:55:32,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:32" (1/1) ... [2024-11-13 21:55:32,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:55:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:32,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 47 states and 66 transitions. [2024-11-13 21:55:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 66 transitions. [2024-11-13 21:55:32,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-13 21:55:32,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:32,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:55:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:55:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:38,308 INFO L255 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-13 21:55:38,344 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:38,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2024-11-13 21:55:38,748 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:55:38,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 25 [2024-11-13 21:55:38,995 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:55:38,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 37 [2024-11-13 21:55:39,161 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:55:39,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 37 [2024-11-13 21:55:39,348 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:55:39,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 37 [2024-11-13 21:55:39,515 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:55:39,516 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 37 [2024-11-13 21:55:39,789 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:55:39,790 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 37 [2024-11-13 21:55:42,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 419 treesize of output 503 [2024-11-13 21:55:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 171 proven. 51 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-13 21:56:03,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 21:56:03,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 85 states and 160 transitions. [2024-11-13 21:56:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 160 transitions. [2024-11-13 21:56:03,487 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:56:03,487 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-13 21:56:03,494 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:56:03,526 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (<= 1 |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-11-13 21:56:03,526 INFO L75 FloydHoareUtils]: For program point L19-1(line 19) no Hoare annotation was computed. [2024-11-13 21:56:03,526 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-13 21:56:03,526 INFO L77 FloydHoareUtils]: At program point L103(line 103) the Hoare annotation is: true [2024-11-13 21:56:03,526 INFO L77 FloydHoareUtils]: At program point L103-1(line 103) the Hoare annotation is: true [2024-11-13 21:56:03,527 INFO L77 FloydHoareUtils]: At program point L104(line 104) the Hoare annotation is: true [2024-11-13 21:56:03,527 INFO L77 FloydHoareUtils]: At program point L104-1(line 104) the Hoare annotation is: true [2024-11-13 21:56:03,527 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-11-13 21:56:03,527 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-11-13 21:56:03,528 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-11-13 21:56:03,528 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-11-13 21:56:03,528 INFO L77 FloydHoareUtils]: At program point L106(line 106) the Hoare annotation is: true [2024-11-13 21:56:03,528 INFO L77 FloydHoareUtils]: At program point L106-1(line 106) the Hoare annotation is: true [2024-11-13 21:56:03,528 INFO L77 FloydHoareUtils]: At program point L107(line 107) the Hoare annotation is: true [2024-11-13 21:56:03,528 INFO L77 FloydHoareUtils]: At program point L107-1(line 107) the Hoare annotation is: true [2024-11-13 21:56:03,528 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 21:56:03,529 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: true [2024-11-13 21:56:03,529 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-11-13 21:56:03,529 INFO L77 FloydHoareUtils]: At program point L92(line 92) the Hoare annotation is: true [2024-11-13 21:56:03,529 INFO L77 FloydHoareUtils]: At program point L92-1(line 92) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L125-2(lines 125 131) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L109(line 109) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L109-1(line 109) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L110(line 110) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L110-1(line 110) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L94(line 94) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L94-1(line 94) the Hoare annotation is: true [2024-11-13 21:56:03,530 INFO L77 FloydHoareUtils]: At program point L111(line 111) the Hoare annotation is: true [2024-11-13 21:56:03,531 INFO L77 FloydHoareUtils]: At program point L111-1(line 111) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L95(line 95) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L95-1(line 95) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L113(line 113) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L113-1(line 113) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L97(line 97) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L97-1(line 97) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L114(line 114) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L114-1(line 114) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L98(line 98) the Hoare annotation is: true [2024-11-13 21:56:03,532 INFO L77 FloydHoareUtils]: At program point L98-1(line 98) the Hoare annotation is: true [2024-11-13 21:56:03,533 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-13 21:56:03,533 INFO L77 FloydHoareUtils]: At program point L100(line 100) the Hoare annotation is: true [2024-11-13 21:56:03,533 INFO L77 FloydHoareUtils]: At program point L100-1(line 100) the Hoare annotation is: true [2024-11-13 21:56:03,533 INFO L77 FloydHoareUtils]: At program point L101(line 101) the Hoare annotation is: true [2024-11-13 21:56:03,533 INFO L77 FloydHoareUtils]: At program point L101-1(line 101) the Hoare annotation is: true [2024-11-13 21:56:03,533 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-13 21:56:03,533 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-13 21:56:03,547 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:56:03 ImpRootNode [2024-11-13 21:56:03,547 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:56:03,548 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:56:03,548 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:56:03,548 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:56:03,549 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:55:32" (3/4) ... [2024-11-13 21:56:03,551 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:56:03,555 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 21:56:03,562 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 63 nodes and edges [2024-11-13 21:56:03,563 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 21:56:03,564 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 21:56:03,564 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:56:03,701 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:56:03,701 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:56:03,702 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:56:03,703 INFO L158 Benchmark]: Toolchain (without parser) took 33012.74ms. Allocated memory was 142.6MB in the beginning and 545.3MB in the end (delta: 402.7MB). Free memory was 118.6MB in the beginning and 363.8MB in the end (delta: -245.2MB). Peak memory consumption was 152.1MB. Max. memory is 16.1GB. [2024-11-13 21:56:03,703 INFO L158 Benchmark]: CDTParser took 1.81ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:56:03,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 439.41ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 101.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:56:03,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.16ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 97.2MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:56:03,704 INFO L158 Benchmark]: Boogie Preprocessor took 68.06ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 94.1MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:56:03,704 INFO L158 Benchmark]: RCFGBuilder took 1509.96ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 107.4MB in the end (delta: -13.3MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2024-11-13 21:56:03,705 INFO L158 Benchmark]: CodeCheck took 30753.80ms. Allocated memory was 142.6MB in the beginning and 545.3MB in the end (delta: 402.7MB). Free memory was 107.4MB in the beginning and 372.2MB in the end (delta: -264.7MB). Peak memory consumption was 132.4MB. Max. memory is 16.1GB. [2024-11-13 21:56:03,705 INFO L158 Benchmark]: Witness Printer took 153.54ms. Allocated memory is still 545.3MB. Free memory was 372.2MB in the beginning and 363.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:56:03,707 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 2 procedures, 47 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.7s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 88 SdHoareTripleChecker+Valid, 3.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 43 SdHoareTripleChecker+Invalid, 3.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 54 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 316 IncrementalHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 54 mSolverCounterUnsat, 5 mSDtfsCounter, 316 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 660 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 21.1s InterpolantComputationTime, 80 NumberOfCodeBlocks, 80 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 79 ConstructedInterpolants, 0 QuantifiedInterpolants, 1767 SizeOfPredicates, 11 NumberOfNonLiveVariables, 299 ConjunctsInSsa, 87 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 291/342 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 - PositiveResult [Line: 19]: 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 - ProcedureContractResult [Line: 20]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: ((isInitial == \old(isInitial)) && (WrapperStruct00 == \old(WrapperStruct00))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.81ms. Allocated memory is still 167.8MB. Free memory is still 105.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 439.41ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 101.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.16ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 97.2MB in the end (delta: 4.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.06ms. Allocated memory is still 142.6MB. Free memory was 97.2MB in the beginning and 94.1MB in the end (delta: 3.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1509.96ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 107.4MB in the end (delta: -13.3MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. * CodeCheck took 30753.80ms. Allocated memory was 142.6MB in the beginning and 545.3MB in the end (delta: 402.7MB). Free memory was 107.4MB in the beginning and 372.2MB in the end (delta: -264.7MB). Peak memory consumption was 132.4MB. Max. memory is 16.1GB. * Witness Printer took 153.54ms. Allocated memory is still 545.3MB. Free memory was 372.2MB in the beginning and 363.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 21:56:03,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59bb6953-3123-4e56-b7ee-d9d0d1576587/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE