./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_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_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/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_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/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_84adf8e1-6216-4d52-bd15-bccbb65b8502/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 05acb47e03e235712ff531dc9c262bde9a4e8849999fe7c0ae66487e3d96b2b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:55:41,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:55:41,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:55:41,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:55:41,294 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:55:41,327 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:55:41,328 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:55:41,329 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:55:41,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:55:41,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:55:41,331 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:55:41,331 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:55:41,331 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:55:41,332 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:55:41,332 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:55:41,332 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:55:41,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:55:41,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:55:41,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:55:41,333 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:55:41,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:55:41,333 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:55:41,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:55:41,334 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:55:41,334 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:55:41,334 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:55:41,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:55:41,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:55:41,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:55:41,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:55:41,335 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:55:41,335 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:55:41,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:55:41,335 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_84adf8e1-6216-4d52-bd15-bccbb65b8502/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 -> 05acb47e03e235712ff531dc9c262bde9a4e8849999fe7c0ae66487e3d96b2b6 [2024-11-25 02:55:41,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:55:41,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:55:41,681 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:55:41,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:55:41,683 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:55:41,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-12.i [2024-11-25 02:55:44,728 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/data/5e8d01381/77a575b91e23417786e23e522b3359eb/FLAG7e0b19786 [2024-11-25 02:55:44,989 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:55:44,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-12.i [2024-11-25 02:55:44,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/data/5e8d01381/77a575b91e23417786e23e522b3359eb/FLAG7e0b19786 [2024-11-25 02:55:45,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/data/5e8d01381/77a575b91e23417786e23e522b3359eb [2024-11-25 02:55:45,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:55:45,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:55:45,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:55:45,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:55:45,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:55:45,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51a1e95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45, skipping insertion in model container [2024-11-25 02:55:45,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:55:45,181 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_84adf8e1-6216-4d52-bd15-bccbb65b8502/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-12.i[917,930] [2024-11-25 02:55:45,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:55:45,295 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:55:45,308 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_84adf8e1-6216-4d52-bd15-bccbb65b8502/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-sp_file-12.i[917,930] [2024-11-25 02:55:45,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:55:45,362 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:55:45,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45 WrapperNode [2024-11-25 02:55:45,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:55:45,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:55:45,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:55:45,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:55:45,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,460 INFO L138 Inliner]: procedures = 27, calls = 151, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 454 [2024-11-25 02:55:45,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:55:45,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:55:45,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:55:45,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:55:45,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,492 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:55:45,509 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:55:45,509 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:55:45,509 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:55:45,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:55:45" (1/1) ... [2024-11-25 02:55:45,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:55:45,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:55:45,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:55:45,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84adf8e1-6216-4d52-bd15-bccbb65b8502/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:55:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:55:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 02:55:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 02:55:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:55:45,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:55:45,589 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:55:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:55:45,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:55:45,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:55:45,714 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:55:45,716 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:55:46,333 INFO L? ?]: Removed 131 outVars from TransFormulas that were not future-live. [2024-11-25 02:55:46,334 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:55:46,943 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:55:46,943 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:55:46,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:55:46 BoogieIcfgContainer [2024-11-25 02:55:46,944 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:55:46,945 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:55:46,945 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:55:46,955 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:55:46,955 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:55:46" (1/1) ... [2024-11-25 02:55:46,965 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:55:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:55:47,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 41 states and 57 transitions. [2024-11-25 02:55:47,032 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2024-11-25 02:55:47,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:55:47,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:55:47,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:55:49,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:55:50,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:55:50,548 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 135 conjuncts are in the unsatisfiable core [2024-11-25 02:55:50,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:55:50,831 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 02:55:51,224 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 87 treesize of output 66 [2024-11-25 02:55:51,234 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:55:51,236 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 02:55:52,943 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 87 treesize of output 66 [2024-11-25 02:55:52,951 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:55:52,952 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 02:55:54,347 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 87 treesize of output 66 [2024-11-25 02:55:54,356 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:55:54,358 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 02:55:54,369 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:55:56,180 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 100 treesize of output 75 [2024-11-25 02:55:56,186 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:55:56,187 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2024-11-25 02:55:56,200 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:55:58,341 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 98 treesize of output 75 [2024-11-25 02:55:58,346 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:55:58,347 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2024-11-25 02:55:59,994 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 98 treesize of output 77 [2024-11-25 02:55:59,999 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:00,000 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2024-11-25 02:56:00,015 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:56:01,596 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 107 treesize of output 84 [2024-11-25 02:56:01,601 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:01,602 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2024-11-25 02:56:03,600 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 116 treesize of output 91 [2024-11-25 02:56:03,606 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:03,607 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2024-11-25 02:56:03,635 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:56:17,282 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 87 proven. 134 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-25 02:56:25,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:56:25,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 76 states and 186 transitions. [2024-11-25 02:56:25,213 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 186 transitions. [2024-11-25 02:56:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 02:56:25,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:56:25,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:56:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:56:26,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:56:26,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 135 conjuncts are in the unsatisfiable core [2024-11-25 02:56:26,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:56:26,534 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 02:56:26,961 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 87 treesize of output 66 [2024-11-25 02:56:26,966 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:26,966 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 02:56:28,094 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 87 treesize of output 66 [2024-11-25 02:56:28,099 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:28,099 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 02:56:29,272 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 87 treesize of output 66 [2024-11-25 02:56:29,280 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:29,280 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2024-11-25 02:56:29,284 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:56:31,179 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 100 treesize of output 75 [2024-11-25 02:56:31,185 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:31,185 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2024-11-25 02:56:31,189 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:56:34,172 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 109 treesize of output 82 [2024-11-25 02:56:34,177 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:34,178 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2024-11-25 02:56:34,185 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:56:36,612 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 98 treesize of output 77 [2024-11-25 02:56:36,617 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:36,618 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2024-11-25 02:56:36,626 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:56:39,285 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 107 treesize of output 84 [2024-11-25 02:56:39,290 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:39,291 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2024-11-25 02:56:42,446 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 116 treesize of output 91 [2024-11-25 02:56:42,451 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 02:56:42,452 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 65 [2024-11-25 02:56:42,468 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2024-11-25 02:56:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 67 proven. 154 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-25 02:58:12,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:59:07,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:00:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:00:40,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 111 states and 350 transitions. [2024-11-25 03:00:40,602 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 350 transitions. [2024-11-25 03:00:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 03:00:40,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:00:40,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:00:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:00:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:00:41,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 127 conjuncts are in the unsatisfiable core [2024-11-25 03:00:41,891 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:00:44,471 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 [2024-11-25 03:00:47,663 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 [2024-11-25 03:00:55,179 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 34 treesize of output 25 [2024-11-25 03:01:00,270 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 43 treesize of output 37 [2024-11-25 03:01:05,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2024-11-25 03:01:12,421 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2024-11-25 03:01:45,273 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 167 proven. 46 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-25 03:03:41,046 WARN L286 SmtUtils]: Spent 13.53s on a formula simplification. DAG size of input: 111 DAG size of output: 103 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:05:01,230 WARN L286 SmtUtils]: Spent 11.44s on a formula simplification. DAG size of input: 107 DAG size of output: 99 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:05:33,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-25 03:05:43,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2024-11-25 03:05:43,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:05:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 124 states and 392 transitions. [2024-11-25 03:05:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 392 transitions. [2024-11-25 03:05:43,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 03:05:43,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:05:43,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:05:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:05:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:05:45,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 131 conjuncts are in the unsatisfiable core [2024-11-25 03:05:45,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:05:48,793 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 [2024-11-25 03:05:50,170 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 [2024-11-25 03:05:51,915 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 34 treesize of output 25 [2024-11-25 03:05:53,533 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 43 treesize of output 37 [2024-11-25 03:05:55,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2024-11-25 03:05:57,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2024-11-25 03:06:04,068 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 167 proven. 46 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-25 03:06:23,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:06:59,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:07:32,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:07:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 132 states and 451 transitions. [2024-11-25 03:07:32,069 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 451 transitions. [2024-11-25 03:07:32,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 03:07:32,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:07:32,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:07:32,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:07:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:07:33,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 131 conjuncts are in the unsatisfiable core [2024-11-25 03:07:33,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:07:36,623 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 [2024-11-25 03:07:38,083 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 [2024-11-25 03:07:39,894 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 34 treesize of output 25 [2024-11-25 03:07:41,474 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 43 treesize of output 37 [2024-11-25 03:07:43,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2024-11-25 03:07:45,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2024-11-25 03:07:53,971 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 167 proven. 46 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-25 03:08:19,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:08:44,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:08:46,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:08:49,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:08:52,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:08:56,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:08:57,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:08:57,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 134 states and 535 transitions. [2024-11-25 03:08:57,180 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 535 transitions. [2024-11-25 03:08:57,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 03:08:57,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:08:57,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:08:57,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 03:08:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 03:08:58,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 127 conjuncts are in the unsatisfiable core [2024-11-25 03:08:58,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 03:09:01,964 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 [2024-11-25 03:09:03,398 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 [2024-11-25 03:09:05,099 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 34 treesize of output 25 [2024-11-25 03:09:06,942 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 43 treesize of output 37 [2024-11-25 03:09:08,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 49 [2024-11-25 03:09:10,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 61 treesize of output 61 [2024-11-25 03:09:18,303 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 167 proven. 46 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-25 03:10:02,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:04,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:06,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:08,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:10,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:13,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:16,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:19,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-25 03:10:22,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0]