./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26d5f48c3aaa4f87ce3b022933cd3bb4d238eb5e6d3164b471af63fd7f3cd88c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:44,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:44,339 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 01:57:44,350 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:44,350 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:44,380 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:44,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 01:57:44,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 01:57:44,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:44,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:44,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:44,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 01:57:44,383 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:44,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:44,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:44,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:44,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 01:57:44,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:44,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 01:57:44,385 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:44,385 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 01:57:44,385 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:44,385 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:44,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:44,385 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:44,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:44,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:44,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:44,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:44,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:44,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 01:57:44,386 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:44,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:44,387 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_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26d5f48c3aaa4f87ce3b022933cd3bb4d238eb5e6d3164b471af63fd7f3cd88c [2024-11-25 01:57:44,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:44,709 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:44,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:44,714 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:44,715 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:44,717 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-12.i [2024-11-25 01:57:47,690 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/data/d3bac8a9b/0e23b8fbb3264e34ae2b5e401a6b5f2c/FLAG077f06658 [2024-11-25 01:57:48,033 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:48,034 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-12.i [2024-11-25 01:57:48,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/data/d3bac8a9b/0e23b8fbb3264e34ae2b5e401a6b5f2c/FLAG077f06658 [2024-11-25 01:57:48,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/data/d3bac8a9b/0e23b8fbb3264e34ae2b5e401a6b5f2c [2024-11-25 01:57:48,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:48,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:48,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:48,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:48,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:48,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@484a97e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48, skipping insertion in model container [2024-11-25 01:57:48,286 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:48,321 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:48,610 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_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-12.i[916,929] [2024-11-25 01:57:48,733 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:48,749 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:48,787 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_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-12.i[916,929] [2024-11-25 01:57:48,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:48,974 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:48,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48 WrapperNode [2024-11-25 01:57:48,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:48,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:48,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:48,979 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:48,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,084 INFO L138 Inliner]: procedures = 27, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 443 [2024-11-25 01:57:49,085 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:49,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:49,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:49,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:49,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,142 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:49,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:49,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:49,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:49,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:48" (1/1) ... [2024-11-25 01:57:49,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:49,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:49,226 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:49,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 01:57:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 01:57:49,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 01:57:49,269 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 01:57:49,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 01:57:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 01:57:49,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:49,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:49,412 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:49,414 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:50,111 INFO L? ?]: Removed 131 outVars from TransFormulas that were not future-live. [2024-11-25 01:57:50,111 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:50,856 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:57:50,857 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 01:57:50,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:50 BoogieIcfgContainer [2024-11-25 01:57:50,858 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:57:50,859 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:57:50,859 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:57:50,872 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:57:50,872 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:50" (1/1) ... [2024-11-25 01:57:50,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 01:57:50,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:57:50,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-25 01:57:50,964 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-25 01:57:50,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 01:57:50,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 01:57:50,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 01:57:53,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 01:57:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 01:57:54,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 95 conjuncts are in the unsatisfiable core [2024-11-25 01:57:54,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 01:57:54,448 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 40 treesize of output 39 [2024-11-25 01:57:54,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 59 treesize of output 52 [2024-11-25 01:57:54,534 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:54,536 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 01:57:54,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 59 treesize of output 52 [2024-11-25 01:57:54,682 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:54,683 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 01:57:54,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 63 treesize of output 54 [2024-11-25 01:57:54,866 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:54,867 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 01:57:55,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 76 treesize of output 63 [2024-11-25 01:57:55,197 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:55,198 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2024-11-25 01:57:55,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 78 treesize of output 65 [2024-11-25 01:57:55,892 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:55,894 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2024-11-25 01:57:56,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 82 treesize of output 69 [2024-11-25 01:57:56,532 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:56,533 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2024-11-25 01:57:57,575 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 95 treesize of output 78 [2024-11-25 01:57:57,584 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:57:57,586 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2024-11-25 01:58:00,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 110 treesize of output 89 [2024-11-25 01:58:00,148 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 01:58:00,149 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2024-11-25 01:58:22,324 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 7 proven. 225 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 01:58:40,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 01:58:40,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 73 states and 171 transitions. [2024-11-25 01:58:40,223 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 171 transitions. [2024-11-25 01:58:40,226 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 01:58:40,226 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-11-25 01:58:40,234 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L85(line 85) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L85-1(line 85) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L19(line 19) the Hoare annotation is: (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 1) [2024-11-25 01:58:40,265 INFO L75 FloydHoareUtils]: For program point L19-1(line 19) no Hoare annotation was computed. [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L19-3(line 19) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L102(line 102) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L102-1(line 102) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L103(line 103) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L103-1(line 103) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L87(line 87) the Hoare annotation is: true [2024-11-25 01:58:40,265 INFO L77 FloydHoareUtils]: At program point L87-1(line 87) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L88(line 88) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L88-1(line 88) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L90(line 90) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L90-1(line 90) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L91(line 91) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L91-1(line 91) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L93(line 93) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L93-1(line 93) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L94(line 94) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point L94-1(line 94) the Hoare annotation is: true [2024-11-25 01:58:40,266 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L96(line 96) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L96-1(line 96) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L97(line 97) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L97-1(line 97) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L81(line 81) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L81-1(line 81) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L114-2(lines 114 120) the Hoare annotation is: true [2024-11-25 01:58:40,268 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 19) no Hoare annotation was computed. [2024-11-25 01:58:40,268 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point L82-1(line 82) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point L99(line 99) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point L99-1(line 99) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point L100(line 100) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point L100-1(line 100) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point L84(line 84) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point L84-1(line 84) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 20) the Hoare annotation is: true [2024-11-25 01:58:40,269 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(line 20) the Hoare annotation is: true [2024-11-25 01:58:40,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 01:58:40 ImpRootNode [2024-11-25 01:58:40,288 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 01:58:40,290 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 01:58:40,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 01:58:40,290 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 01:58:40,291 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:50" (3/4) ... [2024-11-25 01:58:40,294 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 01:58:40,297 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-25 01:58:40,306 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 64 nodes and edges [2024-11-25 01:58:40,307 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-25 01:58:40,308 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 01:58:40,309 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 01:58:40,464 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 01:58:40,464 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 01:58:40,465 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 01:58:40,466 INFO L158 Benchmark]: Toolchain (without parser) took 52195.19ms. Allocated memory was 117.4MB in the beginning and 612.4MB in the end (delta: 494.9MB). Free memory was 93.2MB in the beginning and 353.0MB in the end (delta: -259.8MB). Peak memory consumption was 233.6MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,466 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:40,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 703.70ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 77.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.87ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 72.8MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:40,468 INFO L158 Benchmark]: Boogie Preprocessor took 89.75ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 70.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,469 INFO L158 Benchmark]: RCFGBuilder took 1682.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 70.0MB in the beginning and 302.5MB in the end (delta: -232.5MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,469 INFO L158 Benchmark]: CodeCheck took 49429.78ms. Allocated memory was 352.3MB in the beginning and 612.4MB in the end (delta: 260.0MB). Free memory was 302.5MB in the beginning and 361.2MB in the end (delta: -58.7MB). Peak memory consumption was 199.7MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,470 INFO L158 Benchmark]: Witness Printer took 175.54ms. Allocated memory is still 612.4MB. Free memory was 361.2MB in the beginning and 353.0MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:40,474 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, 41 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 45 SdHoareTripleChecker+Valid, 2.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21 mSDsluCounter, 77 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32 mSDsCounter, 50 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 251 IncrementalHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 50 mSolverCounterUnsat, 45 mSDtfsCounter, 251 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 558 GetRequests, 491 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2074 ImplicationChecksByTransitivity, 29.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 28.0s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 67 ConstructedInterpolants, 40 QuantifiedInterpolants, 4649 SizeOfPredicates, 13 NumberOfNonLiveVariables, 244 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 1 InterpolantComputations, 0 PerfectInterpolantSequences, 15/240 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: 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 0.30ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 703.70ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 77.1MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.87ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 72.8MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 89.75ms. Allocated memory is still 117.4MB. Free memory was 72.8MB in the beginning and 70.0MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1682.07ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 70.0MB in the beginning and 302.5MB in the end (delta: -232.5MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * CodeCheck took 49429.78ms. Allocated memory was 352.3MB in the beginning and 612.4MB in the end (delta: 260.0MB). Free memory was 302.5MB in the beginning and 361.2MB in the end (delta: -58.7MB). Peak memory consumption was 199.7MB. Max. memory is 16.1GB. * Witness Printer took 175.54ms. Allocated memory is still 612.4MB. Free memory was 361.2MB in the beginning and 353.0MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 01:58:40,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b00eae5-7da5-48e2-b6c7-2a4b4d5db52f/bin/ukojak-verify-ENZ3QT5qd3/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