./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-59.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-59.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9 --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 9f2585eba40b5252f785f265b9872263af0c48c9373a5d882dd5881c41fcdf34 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:12:30,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:12:30,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:12:30,810 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:12:30,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:12:30,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:12:30,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:12:30,833 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:12:30,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:12:30,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:12:30,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:12:30,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:12:30,836 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:12:30,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:12:30,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:12:30,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:12:30,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:12:30,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:12:30,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:12:30,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:12:30,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:12:30,841 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:12:30,842 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:12:30,842 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:12:30,842 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:12:30,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:12:30,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:12:30,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:12:30,844 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:12:30,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:12:30,845 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:12:30,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:12:30,846 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:12:30,846 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f2585eba40b5252f785f265b9872263af0c48c9373a5d882dd5881c41fcdf34 [2023-12-03 02:12:31,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:12:31,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:12:31,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:12:31,088 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:12:31,088 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:12:31,089 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-59.i [2023-12-03 02:12:33,873 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:12:34,049 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:12:34,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-59.i [2023-12-03 02:12:34,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/data/62a330433/4114cf9625b242f5a465f1b8749b0636/FLAG4e00f9c03 [2023-12-03 02:12:34,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/data/62a330433/4114cf9625b242f5a465f1b8749b0636 [2023-12-03 02:12:34,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:12:34,078 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:12:34,080 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:12:34,080 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:12:34,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:12:34,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33beacb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34, skipping insertion in model container [2023-12-03 02:12:34,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,119 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:12:34,268 WARN L240 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_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-59.i[916,929] [2023-12-03 02:12:34,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:12:34,331 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:12:34,344 WARN L240 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_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-59.i[916,929] [2023-12-03 02:12:34,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:12:34,398 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:12:34,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34 WrapperNode [2023-12-03 02:12:34,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:12:34,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:12:34,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:12:34,400 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:12:34,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,453 INFO L138 Inliner]: procedures = 26, calls = 129, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 314 [2023-12-03 02:12:34,453 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:12:34,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:12:34,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:12:34,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:12:34,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,493 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,495 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:12:34,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:12:34,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:12:34,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:12:34,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:12:34" (1/1) ... [2023-12-03 02:12:34,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:12:34,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:12:34,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:12:34,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ae2d27e-36e2-4a15-9cfc-b22f9f469613/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:12:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:12:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:12:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:12:34,568 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:12:34,569 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:12:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:12:34,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:12:34,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:12:34,653 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:12:34,655 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:12:34,953 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:12:35,346 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:12:35,346 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:12:35,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:12:35 BoogieIcfgContainer [2023-12-03 02:12:35,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:12:35,348 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:12:35,349 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:12:35,356 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:12:35,356 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:12:35" (1/1) ... [2023-12-03 02:12:35,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:12:35,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2023-12-03 02:12:35,414 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2023-12-03 02:12:35,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 02:12:35,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:35,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:35,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-03 02:12:36,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:36,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:36,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:36,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:36,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:36,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:36,244 INFO L349 Elim1Store]: treesize reduction 12, result has 60.0 percent of original size [2023-12-03 02:12:36,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 63 treesize of output 70 [2023-12-03 02:12:36,276 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 treesize of output 3 [2023-12-03 02:12:36,307 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-12-03 02:12:36,308 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 16 [2023-12-03 02:12:37,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,226 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:12:37,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 74 [2023-12-03 02:12:37,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:37,941 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 65 [2023-12-03 02:12:37,983 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 9 [2023-12-03 02:12:38,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:38,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:38,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:38,959 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:12:38,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 61 treesize of output 54 [2023-12-03 02:12:40,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:40,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:40,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:40,151 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:12:40,151 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 77 treesize of output 69 [2023-12-03 02:12:41,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:41,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:41,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:41,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 70 [2023-12-03 02:12:41,375 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-03 02:12:42,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:42,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:42,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:42,318 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:12:42,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:42,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:42,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:42,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:12:43,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:43,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:43,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:43,433 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:12:47,105 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 37 proven. 218 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-03 02:12:51,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:12:51,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 84 states and 200 transitions. [2023-12-03 02:12:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 200 transitions. [2023-12-03 02:12:51,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 02:12:51,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:12:51,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:12:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:12:51,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 108 conjunts are in the unsatisfiable core [2023-12-03 02:12:51,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:12:51,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:51,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:51,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:51,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:51,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:51,799 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:12:51,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 43 [2023-12-03 02:12:52,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,284 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:12:52,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 47 [2023-12-03 02:12:52,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:52,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2023-12-03 02:12:53,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:53,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:53,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:53,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 42 [2023-12-03 02:12:54,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:54,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:54,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:54,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 57 [2023-12-03 02:12:56,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:56,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:56,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:56,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2023-12-03 02:12:56,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 5 [2023-12-03 02:12:57,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:12:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,531 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:12:57,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:12:57,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:13:00,562 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 37 proven. 218 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-03 02:13:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:13:30,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 125 states and 406 transitions. [2023-12-03 02:13:30,280 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 406 transitions. [2023-12-03 02:13:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 02:13:30,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:13:30,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:13:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:13:30,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 104 conjunts are in the unsatisfiable core [2023-12-03 02:13:30,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:13:30,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:30,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:30,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:30,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:30,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:30,905 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:13:30,905 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 43 [2023-12-03 02:13:31,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,711 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:13:31,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 47 [2023-12-03 02:13:31,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:31,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 38 [2023-12-03 02:13:33,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:33,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:33,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:33,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 42 [2023-12-03 02:13:35,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:35,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:35,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:35,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 57 [2023-12-03 02:13:38,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:38,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:38,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:38,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2023-12-03 02:13:38,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 5 [2023-12-03 02:13:39,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:39,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:39,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:39,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:13:40,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:40,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:40,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:40,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:13:40,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:40,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:40,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:13:40,792 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:13:43,097 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 37 proven. 218 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-03 02:14:05,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:05,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 129 states and 462 transitions. [2023-12-03 02:14:05,536 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 462 transitions. [2023-12-03 02:14:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 02:14:05,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:05,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:05,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 02:14:05,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:06,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:06,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:06,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:06,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:06,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:06,329 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:14:06,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 48 [2023-12-03 02:14:06,341 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 9 [2023-12-03 02:14:07,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,355 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:14:07,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 56 treesize of output 59 [2023-12-03 02:14:07,380 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 9 [2023-12-03 02:14:07,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:07,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2023-12-03 02:14:07,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 13 treesize of output 9 [2023-12-03 02:14:09,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:09,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:09,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:09,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 42 [2023-12-03 02:14:11,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:11,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:11,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 68 treesize of output 57 [2023-12-03 02:14:14,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:14,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:14,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:14,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 63 [2023-12-03 02:14:14,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 5 [2023-12-03 02:14:16,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:16,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:16,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:16,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:14:17,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:17,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:17,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:17,019 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:14:17,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:17,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:17,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:17,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:14:20,257 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 37 proven. 218 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-03 02:14:47,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:14:47,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 151 states and 642 transitions. [2023-12-03 02:14:47,080 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 642 transitions. [2023-12-03 02:14:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 02:14:47,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:14:47,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:14:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:14:47,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 110 conjunts are in the unsatisfiable core [2023-12-03 02:14:47,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:14:47,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:47,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:47,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:47,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:47,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:47,885 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:14:47,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 53 [2023-12-03 02:14:47,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2023-12-03 02:14:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,054 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2023-12-03 02:14:49,055 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 63 treesize of output 64 [2023-12-03 02:14:49,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 12 [2023-12-03 02:14:49,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:49,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 56 [2023-12-03 02:14:51,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:51,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:51,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:51,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 68 [2023-12-03 02:14:55,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:55,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:55,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:55,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 9 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 83 [2023-12-03 02:14:59,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:59,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:59,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:14:59,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 86 [2023-12-03 02:14:59,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 5 [2023-12-03 02:15:01,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:01,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:01,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:01,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 94 [2023-12-03 02:15:02,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:02,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:02,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:02,482 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 94 [2023-12-03 02:15:03,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:03,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:03,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:15:03,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 94 [2023-12-03 02:15:06,565 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 37 proven. 218 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-03 02:15:58,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:15:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 176 states and 790 transitions. [2023-12-03 02:15:58,826 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 790 transitions. [2023-12-03 02:15:58,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 02:15:58,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:15:58,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:16:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:16:02,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 159 conjunts are in the unsatisfiable core [2023-12-03 02:16:02,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:16:03,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:03,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:03,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:03,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:03,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:03,068 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2023-12-03 02:16:03,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 treesize of output 3 [2023-12-03 02:16:04,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:04,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:04,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:04,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:04,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:04,359 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 38 treesize of output 39 [2023-12-03 02:16:04,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:04,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:04,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2023-12-03 02:16:05,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:05,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:05,318 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 29 treesize of output 27 [2023-12-03 02:16:05,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:05,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:05,539 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 29 treesize of output 27 [2023-12-03 02:16:05,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:05,781 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2023-12-03 02:16:05,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 5 [2023-12-03 02:16:07,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:07,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 23 [2023-12-03 02:16:09,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:09,894 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:16:09,895 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:16:10,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:10,179 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:16:10,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:16:10,681 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:16:10,682 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 78 [2023-12-03 02:16:10,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:10,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:10,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:10,789 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 62 treesize of output 49 [2023-12-03 02:16:10,799 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:16:10,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 40 [2023-12-03 02:16:11,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:11,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:11,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:11,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:11,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:11,420 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 73 treesize of output 64 [2023-12-03 02:16:12,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:12,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:12,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:12,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:12,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:12,297 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:16:12,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 64 [2023-12-03 02:16:13,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:13,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:13,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 59 [2023-12-03 02:16:13,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 27 treesize of output 23 [2023-12-03 02:16:17,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:17,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:17,438 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:16:17,438 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 69 [2023-12-03 02:16:21,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:21,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:21,985 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:16:21,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 105 treesize of output 88 [2023-12-03 02:16:24,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:24,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:24,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 90 [2023-12-03 02:16:24,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 19 [2023-12-03 02:16:27,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:27,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:27,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:16:28,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:28,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:28,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2023-12-03 02:16:28,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:28,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:16:28,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2023-12-03 02:16:42,506 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 56 proven. 1128 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2023-12-03 02:18:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:18:32,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 237 states and 1261 transitions. [2023-12-03 02:18:32,584 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 1261 transitions. [2023-12-03 02:18:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 02:18:32,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:18:32,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:18:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:18:34,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 198 conjunts are in the unsatisfiable core [2023-12-03 02:18:34,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:18:35,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:35,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:35,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:35,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:35,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:35,502 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 53 [2023-12-03 02:18:35,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 treesize of output 3 [2023-12-03 02:18:37,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:37,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:37,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:37,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:37,080 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 47 treesize of output 46 [2023-12-03 02:18:37,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:37,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:37,407 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2023-12-03 02:18:38,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:38,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:38,376 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 38 treesize of output 34 [2023-12-03 02:18:38,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:38,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:38,626 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 38 treesize of output 34 [2023-12-03 02:18:38,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:38,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2023-12-03 02:18:38,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-03 02:18:41,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:41,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 23 [2023-12-03 02:18:44,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:44,337 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:18:44,337 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:18:44,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:44,686 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:18:44,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:18:45,360 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:18:45,360 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2023-12-03 02:18:45,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:45,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:45,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:45,369 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 78 treesize of output 65 [2023-12-03 02:18:45,378 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:18:45,378 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 40 [2023-12-03 02:18:46,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:46,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:46,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:46,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:46,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:46,286 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 73 treesize of output 64 [2023-12-03 02:18:47,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:47,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:47,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:47,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:47,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:47,518 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:18:47,519 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 64 [2023-12-03 02:18:48,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:48,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:48,715 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:18:48,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 80 treesize of output 64 [2023-12-03 02:18:55,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:55,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:18:55,591 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:18:55,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 90 treesize of output 79 [2023-12-03 02:19:02,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:02,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:02,967 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:19:02,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 94 [2023-12-03 02:19:10,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:10,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:10,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 111 treesize of output 89 [2023-12-03 02:19:10,465 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 17 [2023-12-03 02:19:14,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:14,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:14,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 78 [2023-12-03 02:19:14,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:14,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:14,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 78 [2023-12-03 02:19:21,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:21,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:19:21,986 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 11 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 93 [2023-12-03 02:19:39,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 145 proven. 1075 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-03 02:21:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:21:50,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 277 states and 1447 transitions. [2023-12-03 02:21:50,896 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 1447 transitions. [2023-12-03 02:21:50,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 02:21:50,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:21:50,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:21:55,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:21:55,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 186 conjunts are in the unsatisfiable core [2023-12-03 02:21:55,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:21:55,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:55,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:55,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:55,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:55,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:55,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2023-12-03 02:21:55,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 treesize of output 3 [2023-12-03 02:21:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:57,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:57,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:57,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:57,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:57,531 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 38 treesize of output 39 [2023-12-03 02:21:57,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:57,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:57,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2023-12-03 02:21:59,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:59,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:59,052 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 29 treesize of output 27 [2023-12-03 02:21:59,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:59,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:59,284 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 29 treesize of output 27 [2023-12-03 02:21:59,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:59,521 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 22 [2023-12-03 02:21:59,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 9 treesize of output 5 [2023-12-03 02:21:59,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:21:59,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 23 [2023-12-03 02:22:00,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:00,098 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:22:00,098 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:22:00,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:00,445 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:22:00,445 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:22:01,086 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:22:01,087 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2023-12-03 02:22:01,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,094 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 62 treesize of output 49 [2023-12-03 02:22:01,100 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:22:01,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 40 [2023-12-03 02:22:01,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:01,200 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 73 treesize of output 64 [2023-12-03 02:22:02,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:02,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:02,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:02,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:02,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:02,484 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:22:02,484 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 64 [2023-12-03 02:22:03,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:03,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:03,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 59 [2023-12-03 02:22:03,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 27 treesize of output 23 [2023-12-03 02:22:10,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:10,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:10,335 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:22:10,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 69 [2023-12-03 02:22:17,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:17,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:17,623 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:22:17,624 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 101 treesize of output 84 [2023-12-03 02:22:25,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:25,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:25,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 92 [2023-12-03 02:22:25,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 21 [2023-12-03 02:22:30,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:30,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:30,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:22:30,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:30,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:30,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2023-12-03 02:22:35,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:35,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:22:35,704 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 83 [2023-12-03 02:22:51,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 98 proven. 1121 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-12-03 02:24:56,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:24:56,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 302 states and 1739 transitions. [2023-12-03 02:24:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 1739 transitions. [2023-12-03 02:24:56,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 02:24:56,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:24:56,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:25:01,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:25:01,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 186 conjunts are in the unsatisfiable core [2023-12-03 02:25:01,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:25:01,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 53 [2023-12-03 02:25:01,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 7 treesize of output 3 [2023-12-03 02:25:01,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:01,710 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 47 treesize of output 46 [2023-12-03 02:25:02,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:02,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:02,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 41 [2023-12-03 02:25:02,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:02,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:02,380 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 38 treesize of output 34 [2023-12-03 02:25:02,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:02,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:02,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 34 [2023-12-03 02:25:03,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:03,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2023-12-03 02:25:03,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 9 [2023-12-03 02:25:03,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:03,434 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 23 [2023-12-03 02:25:03,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:03,749 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:25:03,750 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:25:04,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:04,013 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:25:04,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 35 [2023-12-03 02:25:04,571 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:25:04,571 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2023-12-03 02:25:04,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:04,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:04,580 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 62 treesize of output 49 [2023-12-03 02:25:04,587 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:25:04,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 40 [2023-12-03 02:25:05,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,333 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 73 treesize of output 64 [2023-12-03 02:25:05,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:05,690 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:25:05,690 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 64 [2023-12-03 02:25:06,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:06,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:06,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 59 [2023-12-03 02:25:06,588 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 27 treesize of output 23 [2023-12-03 02:25:07,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:07,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:07,023 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:25:07,023 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 85 treesize of output 69 [2023-12-03 02:25:08,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:08,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:08,569 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-12-03 02:25:08,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 6 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 105 treesize of output 88 [2023-12-03 02:25:16,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:16,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:16,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 92 [2023-12-03 02:25:16,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 21 [2023-12-03 02:25:17,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:17,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:17,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 68 [2023-12-03 02:25:17,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:17,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:17,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 68 [2023-12-03 02:25:25,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:25,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-03 02:25:25,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 83 [2023-12-03 02:25:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1298 backedges. 98 proven. 1119 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-12-03 02:27:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:27:48,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 320 states and 1912 transitions. [2023-12-03 02:27:48,871 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 1912 transitions. [2023-12-03 02:27:48,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 02:27:48,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:27:48,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms