./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-87.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_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/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_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-87.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/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_acc9c1ae-7457-4554-acd9-1fcaabd068e3/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 35d5d98b2de2e0b78fe3c9610b248d897f0c998920a2ad434c7b6ace2f6d7db4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:20:50,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:20:50,995 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:20:50,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:20:50,999 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:20:51,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:20:51,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:20:51,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:20:51,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:20:51,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:20:51,040 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:20:51,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:20:51,040 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:20:51,040 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:20:51,040 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:20:51,040 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:20:51,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:20:51,041 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:20:51,041 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:20:51,041 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:20:51,041 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:20:51,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:20:51,043 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:20:51,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:20:51,043 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:20:51,043 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:20:51,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:20:51,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:20:51,044 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:20:51,044 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:20:51,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:20:51,044 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:20:51,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:20:51,044 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_acc9c1ae-7457-4554-acd9-1fcaabd068e3/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 -> 35d5d98b2de2e0b78fe3c9610b248d897f0c998920a2ad434c7b6ace2f6d7db4 [2024-11-13 20:20:51,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:20:51,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:20:51,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:20:51,359 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:20:51,360 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:20:51,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-87.i Unable to find full path for "g++" [2024-11-13 20:20:53,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:20:53,546 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:20:53,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-87.i [2024-11-13 20:20:53,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/data/156ce54bb/a608c198c716449f986657b3299bdd7f/FLAGe855000a4 [2024-11-13 20:20:53,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/data/156ce54bb/a608c198c716449f986657b3299bdd7f [2024-11-13 20:20:53,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:20:53,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:20:53,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:20:53,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:20:53,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:20:53,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182f43e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53, skipping insertion in model container [2024-11-13 20:20:53,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,601 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:20:53,768 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_acc9c1ae-7457-4554-acd9-1fcaabd068e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-87.i[916,929] [2024-11-13 20:20:53,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:53,835 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:20:53,845 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_acc9c1ae-7457-4554-acd9-1fcaabd068e3/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-87.i[916,929] [2024-11-13 20:20:53,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:53,901 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:20:53,902 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53 WrapperNode [2024-11-13 20:20:53,902 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:20:53,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:53,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:20:53,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:20:53,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,924 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,961 INFO L138 Inliner]: procedures = 27, calls = 145, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 407 [2024-11-13 20:20:53,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:53,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:20:53,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:20:53,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:20:53,968 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,973 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,990 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,994 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,996 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:53,998 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:54,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:20:54,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:20:54,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:20:54,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:20:54,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:53" (1/1) ... [2024-11-13 20:20:54,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:20:54,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:20:54,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:20:54,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:20:54,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:20:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 20:20:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:20:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:20:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:20:54,068 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:20:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:20:54,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:20:54,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:20:54,185 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:20:54,187 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:20:54,760 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-13 20:20:54,760 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:20:55,471 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:20:55,472 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:20:55,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:20:55 BoogieIcfgContainer [2024-11-13 20:20:55,472 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:20:55,473 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:20:55,473 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:20:55,483 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:20:55,483 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:20:55" (1/1) ... [2024-11-13 20:20:55,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:20:55,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:20:55,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2024-11-13 20:20:55,542 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2024-11-13 20:20:55,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 20:20:55,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:20:55,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:20:57,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:20:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:20:58,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-13 20:20:58,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:20:58,625 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 45 [2024-11-13 20:20:58,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 61 [2024-11-13 20:20:58,707 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 20:20:58,709 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2024-11-13 20:20:58,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 20:20:58,956 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 20:20:59,060 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 20:20:59,181 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 20:20:59,555 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 0 case distinctions, treesize of input 39 treesize of output 26 [2024-11-13 20:21:00,174 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 0 case distinctions, treesize of input 53 treesize of output 39 [2024-11-13 20:21:02,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 6 select indices, 6 select index equivalence classes, 66 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 298 [2024-11-13 20:21:04,848 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 151 proven. 11 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 20:21:18,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 20:21:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:18,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 68 states and 131 transitions. [2024-11-13 20:21:18,506 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 131 transitions. [2024-11-13 20:21:18,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-13 20:21:18,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:21:18,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:21:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:21:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:21:20,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-11-13 20:21:20,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:21:20,863 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 20:21:20,936 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 20:21:21,024 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 20:21:21,096 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 20:21:21,184 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 20:21:22,869 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 472 treesize of output 339 [2024-11-13 20:21:22,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 4 stores, 6 select indices, 6 select index equivalence classes, 66 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 331 treesize of output 694 [2024-11-13 20:21:28,600 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-11-13 20:21:32,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2024-11-13 20:21:32,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:21:32,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 148 transitions. [2024-11-13 20:21:32,890 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 148 transitions. [2024-11-13 20:21:32,892 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:21:32,893 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 20:21:32,901 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 20:21:33,040 INFO L77 FloydHoareUtils]: At program point L93(line 93) the Hoare annotation is: true [2024-11-13 20:21:33,040 INFO L77 FloydHoareUtils]: At program point L93-1(line 93) the Hoare annotation is: true [2024-11-13 20:21:33,040 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) [2024-11-13 20:21:33,041 INFO L75 FloydHoareUtils]: For program point L19-1(line 19) no Hoare annotation was computed. [2024-11-13 20:21:33,041 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-13 20:21:33,041 INFO L77 FloydHoareUtils]: At program point L102(line 102) the Hoare annotation is: true [2024-11-13 20:21:33,041 INFO L77 FloydHoareUtils]: At program point L102-1(line 102) the Hoare annotation is: true [2024-11-13 20:21:33,041 INFO L77 FloydHoareUtils]: At program point L86(line 86) the Hoare annotation is: true [2024-11-13 20:21:33,041 INFO L77 FloydHoareUtils]: At program point L86-1(line 86) the Hoare annotation is: true [2024-11-13 20:21:33,041 INFO L77 FloydHoareUtils]: At program point L95(line 95) the Hoare annotation is: true [2024-11-13 20:21:33,041 INFO L77 FloydHoareUtils]: At program point L95-1(line 95) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L87(line 87) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L87-1(line 87) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L104(line 104) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L104-1(line 104) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L96(line 96) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L96-1(line 96) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L105(line 105) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L105-1(line 105) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L89(line 89) the Hoare annotation is: true [2024-11-13 20:21:33,042 INFO L77 FloydHoareUtils]: At program point L89-1(line 89) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L98(line 98) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L98-1(line 98) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L90(line 90) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L90-1(line 90) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L99(line 99) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L99-1(line 99) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L92(line 92) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L92-1(line 92) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L117-2(lines 117 123) the Hoare annotation is: true [2024-11-13 20:21:33,043 INFO L77 FloydHoareUtils]: At program point L101(line 101) the Hoare annotation is: true [2024-11-13 20:21:33,044 INFO L77 FloydHoareUtils]: At program point L101-1(line 101) the Hoare annotation is: true [2024-11-13 20:21:33,044 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-13 20:21:33,044 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-13 20:21:33,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:21:33 ImpRootNode [2024-11-13 20:21:33,060 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:21:33,061 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:21:33,061 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:21:33,061 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:21:33,062 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:20:55" (3/4) ... [2024-11-13 20:21:33,064 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:21:33,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 20:21:33,075 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2024-11-13 20:21:33,076 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 20:21:33,077 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:21:33,078 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:21:33,239 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:21:33,240 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:21:33,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:21:33,241 INFO L158 Benchmark]: Toolchain (without parser) took 39666.78ms. Allocated memory was 117.4MB in the beginning and 486.5MB in the end (delta: 369.1MB). Free memory was 91.6MB in the beginning and 230.2MB in the end (delta: -138.5MB). Peak memory consumption was 226.2MB. Max. memory is 16.1GB. [2024-11-13 20:21:33,242 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:33,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.14ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 76.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:21:33,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.31ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 72.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:33,243 INFO L158 Benchmark]: Boogie Preprocessor took 39.90ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 70.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:21:33,244 INFO L158 Benchmark]: RCFGBuilder took 1469.83ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 83.4MB in the end (delta: -12.7MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2024-11-13 20:21:33,245 INFO L158 Benchmark]: CodeCheck took 37587.27ms. Allocated memory was 117.4MB in the beginning and 486.5MB in the end (delta: 369.1MB). Free memory was 83.4MB in the beginning and 242.5MB in the end (delta: -159.1MB). Peak memory consumption was 208.1MB. Max. memory is 16.1GB. [2024-11-13 20:21:33,246 INFO L158 Benchmark]: Witness Printer took 179.70ms. Allocated memory is still 486.5MB. Free memory was 238.6MB in the beginning and 230.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:21:33,248 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, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 37.4s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 150 SdHoareTripleChecker+Valid, 26.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 152 SdHoareTripleChecker+Invalid, 25.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56 mSDsCounter, 134 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 438 IncrementalHoareTripleChecker+Invalid, 574 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 134 mSolverCounterUnsat, 96 mSDtfsCounter, 438 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1034 GetRequests, 951 SyntacticMatches, 11 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2030 ImplicationChecksByTransitivity, 5.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 14.6s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 118 ConstructedInterpolants, 0 QuantifiedInterpolants, 2130 SizeOfPredicates, 21 NumberOfNonLiveVariables, 514 ConjunctsInSsa, 160 ConjunctsInUnsatCore, 2 InterpolantComputations, 0 PerfectInterpolantSequences, 334/364 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))) && (last_1_WrapperStruct00_var_1_10 == \old(last_1_WrapperStruct00_var_1_10))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.14ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 76.1MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.31ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 72.9MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.90ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 70.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1469.83ms. Allocated memory is still 117.4MB. Free memory was 70.7MB in the beginning and 83.4MB in the end (delta: -12.7MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. * CodeCheck took 37587.27ms. Allocated memory was 117.4MB in the beginning and 486.5MB in the end (delta: 369.1MB). Free memory was 83.4MB in the beginning and 242.5MB in the end (delta: -159.1MB). Peak memory consumption was 208.1MB. Max. memory is 16.1GB. * Witness Printer took 179.70ms. Allocated memory is still 486.5MB. Free memory was 238.6MB in the beginning and 230.2MB 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 20:21:33,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acc9c1ae-7457-4554-acd9-1fcaabd068e3/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