./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d94a3da3db9550646108ab2896efbec5cb4c1aaac9b3aa0cc18eed94f30dde4d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:12:42,352 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:12:42,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:12:42,428 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:12:42,429 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:12:42,451 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:12:42,452 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:12:42,452 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:12:42,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:12:42,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:12:42,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:12:42,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:12:42,456 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:12:42,456 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:12:42,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:12:42,457 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:12:42,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:12:42,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:12:42,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:12:42,460 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:12:42,460 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:12:42,468 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:12:42,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:12:42,470 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:12:42,471 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:12:42,471 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:12:42,472 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:12:42,473 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:12:42,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:42,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:12:42,475 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:12:42,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:12:42,476 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:12:42,476 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:12:42,476 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:12:42,477 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_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d94a3da3db9550646108ab2896efbec5cb4c1aaac9b3aa0cc18eed94f30dde4d [2023-11-23 20:12:42,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:12:42,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:12:42,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:12:42,814 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:12:42,814 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:12:42,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c [2023-11-23 20:12:45,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:12:46,198 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:12:46,199 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/sv-benchmarks/c/recursified_nla-digbench/recursified_ps3.c [2023-11-23 20:12:46,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/data/8c89079c2/2b55c2b9c1a24cfa9f45883c789bd454/FLAGac64a7b6a [2023-11-23 20:12:46,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/data/8c89079c2/2b55c2b9c1a24cfa9f45883c789bd454 [2023-11-23 20:12:46,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:12:46,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:12:46,227 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:46,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:12:46,232 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:12:46,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7759cbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46, skipping insertion in model container [2023-11-23 20:12:46,235 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,257 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:12:46,442 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:46,455 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:12:46,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:12:46,506 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:12:46,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46 WrapperNode [2023-11-23 20:12:46,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:12:46,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:46,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:12:46,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:12:46,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,552 INFO L138 Inliner]: procedures = 16, calls = 58, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-23 20:12:46,552 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:12:46,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:12:46,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:12:46,553 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:12:46,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,563 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,566 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,574 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,576 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,578 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:12:46,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:12:46,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:12:46,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:12:46,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:12:46" (1/1) ... [2023-11-23 20:12:46,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:12:46,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:12:46,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:12:46,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e952581e-a6b4-4999-be06-1a7c111f88d9/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:12:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:12:46,665 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_33_0 [2023-11-23 20:12:46,666 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_33_0 [2023-11-23 20:12:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:12:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:12:46,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:12:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:12:46,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:12:46,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:12:46,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:12:46,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:12:46,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:12:46,752 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:12:46,754 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:12:47,233 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:12:47,304 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:12:47,304 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:12:47,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:47 BoogieIcfgContainer [2023-11-23 20:12:47,306 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:12:47,307 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:12:47,307 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:12:47,318 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:12:47,318 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:12:47" (1/1) ... [2023-11-23 20:12:47,327 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:12:47,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:47,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 104 states and 107 transitions. [2023-11-23 20:12:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 107 transitions. [2023-11-23 20:12:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:12:47,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:47,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:47,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 107 states and 110 transitions. [2023-11-23 20:12:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 110 transitions. [2023-11-23 20:12:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:12:48,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:48,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 108 states and 111 transitions. [2023-11-23 20:12:48,317 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 111 transitions. [2023-11-23 20:12:48,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:12:48,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:48,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:49,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 113 states and 118 transitions. [2023-11-23 20:12:49,606 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 118 transitions. [2023-11-23 20:12:49,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:12:49,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:49,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:49,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:49,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 114 states and 119 transitions. [2023-11-23 20:12:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 119 transitions. [2023-11-23 20:12:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:12:49,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:49,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:12:50,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:50,171 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-23 20:12:50,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 24 treesize of output 32 [2023-11-23 20:12:50,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2023-11-23 20:12:50,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,214 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 19 treesize of output 15 [2023-11-23 20:12:50,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-23 20:12:50,283 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:50,284 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:50,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 37 [2023-11-23 20:12:50,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,339 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 41 treesize of output 17 [2023-11-23 20:12:50,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:12:50,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 42 [2023-11-23 20:12:50,433 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:50,436 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-23 20:12:50,463 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:50,464 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:50,465 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:50,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 115 states and 121 transitions. [2023-11-23 20:12:50,779 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-11-23 20:12:50,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:12:50,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:50,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:50,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:12:50,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:50,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,910 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-23 20:12:50,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2023-11-23 20:12:50,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:50,931 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 68 treesize of output 62 [2023-11-23 20:12:50,948 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:51,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:51,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:51,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:51,187 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:51,189 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-23 20:12:51,244 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 40 treesize of output 16 [2023-11-23 20:12:51,249 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 5 treesize of output 3 [2023-11-23 20:12:51,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:51,273 INFO L349 Elim1Store]: treesize reduction 80, result has 1.2 percent of original size [2023-11-23 20:12:51,274 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 46 treesize of output 65 [2023-11-23 20:12:51,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:51,285 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:51,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:51,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 117 states and 124 transitions. [2023-11-23 20:12:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 124 transitions. [2023-11-23 20:12:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:12:51,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:51,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:51,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 20:12:51,515 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:51,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:51,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:51,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:51,714 INFO L349 Elim1Store]: treesize reduction 135, result has 34.8 percent of original size [2023-11-23 20:12:51,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 78 treesize of output 199 [2023-11-23 20:12:51,766 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:51,767 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 208 treesize of output 208 [2023-11-23 20:12:51,789 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:51,791 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 148 [2023-11-23 20:12:51,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:52,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:52,082 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:52,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:52,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 27 [2023-11-23 20:12:52,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:54,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:54,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:54,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:55,008 INFO L349 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2023-11-23 20:12:55,009 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 3 case distinctions, treesize of input 414 treesize of output 344 [2023-11-23 20:12:55,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 278 treesize of output 278 [2023-11-23 20:12:55,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 272 treesize of output 272 [2023-11-23 20:12:55,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 266 treesize of output 266 [2023-11-23 20:12:55,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 260 treesize of output 260 [2023-11-23 20:12:55,115 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 254 treesize of output 254 [2023-11-23 20:12:55,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 248 treesize of output 248 [2023-11-23 20:12:55,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 242 treesize of output 242 [2023-11-23 20:12:55,209 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 236 treesize of output 236 [2023-11-23 20:12:55,216 INFO L209 tifierPushTermWalker]: Run 10 iterations without descend maybe there is a nontermination bug. [2023-11-23 20:12:55,270 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 20:12:55,271 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 1 [2023-11-23 20:12:55,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:55,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:55,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:55,356 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 20:12:55,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 1 [2023-11-23 20:12:55,382 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 20:12:55,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 1 [2023-11-23 20:12:55,398 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:55,428 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 5 treesize of output 3 [2023-11-23 20:12:55,452 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 5 treesize of output 3 [2023-11-23 20:12:55,465 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 5 treesize of output 3 [2023-11-23 20:12:55,479 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 5 treesize of output 3 [2023-11-23 20:12:55,498 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 5 treesize of output 3 [2023-11-23 20:12:55,520 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 5 treesize of output 3 [2023-11-23 20:12:55,526 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 5 treesize of output 3 [2023-11-23 20:12:55,547 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 5 treesize of output 3 [2023-11-23 20:12:55,559 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 5 treesize of output 3 [2023-11-23 20:12:55,587 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 5 treesize of output 3 [2023-11-23 20:12:55,600 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 5 treesize of output 3 [2023-11-23 20:12:55,629 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 5 treesize of output 3 [2023-11-23 20:12:55,643 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 5 treesize of output 3 [2023-11-23 20:12:55,663 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 5 treesize of output 3 [2023-11-23 20:12:55,674 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 5 treesize of output 3 [2023-11-23 20:12:55,683 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 5 treesize of output 3 [2023-11-23 20:12:55,694 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 5 treesize of output 3 [2023-11-23 20:12:55,715 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 7 [2023-11-23 20:12:55,723 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 5 treesize of output 3 [2023-11-23 20:12:55,727 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 5 treesize of output 3 [2023-11-23 20:12:55,776 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:55,777 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-23 20:12:55,816 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:55,817 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2023-11-23 20:12:55,882 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:55,883 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-23 20:12:55,940 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:55,946 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 184 [2023-11-23 20:12:56,035 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:56,037 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 222 [2023-11-23 20:12:56,147 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:56,148 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-23 20:12:56,177 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:56,179 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2023-11-23 20:12:56,249 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:56,250 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2023-11-23 20:12:56,275 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:56,276 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-23 20:12:56,292 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:56,293 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-23 20:12:56,307 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:56,308 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 110 [2023-11-23 20:12:56,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:56,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:56,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:56,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:56,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:56,413 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2023-11-23 20:12:56,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:56,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:56,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 119 states and 126 transitions. [2023-11-23 20:12:56,769 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 126 transitions. [2023-11-23 20:12:56,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:12:56,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:56,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:56,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:56,828 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 25 conjunts are in the unsatisfiable core [2023-11-23 20:12:56,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:56,864 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-23 20:12:56,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 36 [2023-11-23 20:12:56,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:56,880 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 53 treesize of output 49 [2023-11-23 20:12:56,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:56,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:56,908 INFO L349 Elim1Store]: treesize reduction 36, result has 25.0 percent of original size [2023-11-23 20:12:56,909 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 2 case distinctions, treesize of input 36 treesize of output 36 [2023-11-23 20:12:56,976 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-23 20:12:56,976 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 16 [2023-11-23 20:12:56,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:57,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:57,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:57,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 120 states and 127 transitions. [2023-11-23 20:12:57,038 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-23 20:12:57,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:12:57,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:57,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:57,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:12:57,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:57,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-23 20:12:57,126 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:57,128 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2023-11-23 20:12:57,135 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:57,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,157 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-23 20:12:57,185 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:57,185 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2023-11-23 20:12:57,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:57,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,199 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-23 20:12:57,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 50 [2023-11-23 20:12:57,237 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:57,238 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 103 [2023-11-23 20:12:57,247 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:57,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2023-11-23 20:12:57,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,307 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-23 20:12:57,313 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:57,314 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2023-11-23 20:12:57,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:57,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-23 20:12:57,364 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:57,365 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2023-11-23 20:12:57,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:57,393 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:57,394 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2023-11-23 20:12:57,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 1 [2023-11-23 20:12:57,448 INFO L349 Elim1Store]: treesize reduction 39, result has 40.0 percent of original size [2023-11-23 20:12:57,448 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 41 [2023-11-23 20:12:57,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,454 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 32 [2023-11-23 20:12:57,460 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 10 treesize of output 8 [2023-11-23 20:12:57,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 40 [2023-11-23 20:12:57,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 40 [2023-11-23 20:12:57,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-23 20:12:57,510 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-23 20:12:57,511 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 16 [2023-11-23 20:12:57,517 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:57,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-23 20:12:57,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,543 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 35 [2023-11-23 20:12:57,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:57,556 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 45 [2023-11-23 20:12:57,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-23 20:12:57,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:12:58,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:58,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 127 states and 136 transitions. [2023-11-23 20:12:58,405 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2023-11-23 20:12:58,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:12:58,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:58,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:12:58,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:58,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-23 20:12:58,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:58,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:58,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:58,748 INFO L349 Elim1Store]: treesize reduction 207, result has 32.8 percent of original size [2023-11-23 20:12:58,748 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 378 treesize of output 388 [2023-11-23 20:12:58,796 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 34 treesize of output 32 [2023-11-23 20:12:58,808 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:58,809 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 269 [2023-11-23 20:12:58,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:12:58,909 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:58,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:59,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:12:59,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 23 [2023-11-23 20:12:59,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:59,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:12:59,283 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:59,309 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:12:59,427 INFO L349 Elim1Store]: treesize reduction 156, result has 13.8 percent of original size [2023-11-23 20:12:59,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 13 case distinctions, treesize of input 230 treesize of output 242 [2023-11-23 20:12:59,635 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:59,636 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 337 [2023-11-23 20:12:59,761 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:12:59,762 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2023-11-23 20:13:00,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:00,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:00,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:00,590 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:00,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:00,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:00,743 INFO L349 Elim1Store]: treesize reduction 43, result has 38.6 percent of original size [2023-11-23 20:13:00,744 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 1156 treesize of output 1095 [2023-11-23 20:13:00,804 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 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 343 treesize of output 343 [2023-11-23 20:13:01,002 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,004 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2023-11-23 20:13:01,457 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,458 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2023-11-23 20:13:01,566 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,567 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 99 [2023-11-23 20:13:01,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,740 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:01,743 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 20:13:01,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,751 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:01,754 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 1 [2023-11-23 20:13:01,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,768 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:01,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 31 [2023-11-23 20:13:01,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,779 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:01,781 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 1 [2023-11-23 20:13:01,793 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,794 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 121 [2023-11-23 20:13:01,806 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,806 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2023-11-23 20:13:01,846 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,847 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2023-11-23 20:13:01,869 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,870 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 101 [2023-11-23 20:13:01,912 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:01,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,914 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:01,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,918 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 35 [2023-11-23 20:13:01,931 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,932 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 132 [2023-11-23 20:13:01,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:01,980 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:01,981 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-23 20:13:01,982 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:01,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 1 [2023-11-23 20:13:01,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:01,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2023-11-23 20:13:02,012 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:13:02,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,042 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:02,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,050 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:02,052 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 58 treesize of output 29 [2023-11-23 20:13:02,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:13:02,176 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:02,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,296 INFO L349 Elim1Store]: treesize reduction 70, result has 24.7 percent of original size [2023-11-23 20:13:02,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 3430 treesize of output 3281 [2023-11-23 20:13:02,582 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:02,605 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:02,624 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:02,650 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:02,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:02,825 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:02,832 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-23 20:13:02,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 7 [2023-11-23 20:13:02,835 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:02,836 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2023-11-23 20:13:02,844 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:02,844 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2023-11-23 20:13:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:06,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 139 states and 152 transitions. [2023-11-23 20:13:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 152 transitions. [2023-11-23 20:13:06,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:13:06,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:06,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:06,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:06,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 20:13:06,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:06,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:06,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:06,498 INFO L349 Elim1Store]: treesize reduction 173, result has 29.4 percent of original size [2023-11-23 20:13:06,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 110 treesize of output 215 [2023-11-23 20:13:06,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:06,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:06,550 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:06,605 INFO L349 Elim1Store]: treesize reduction 127, result has 12.4 percent of original size [2023-11-23 20:13:06,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 10 case distinctions, treesize of input 104 treesize of output 130 [2023-11-23 20:13:06,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:06,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:06,672 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:06,728 INFO L349 Elim1Store]: treesize reduction 114, result has 18.0 percent of original size [2023-11-23 20:13:06,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 11 case distinctions, treesize of input 84 treesize of output 77 [2023-11-23 20:13:06,757 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 34 treesize of output 32 [2023-11-23 20:13:06,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:13:06,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:06,981 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:07,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:07,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:13:07,146 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2023-11-23 20:13:07,214 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,214 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2023-11-23 20:13:07,222 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,223 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-23 20:13:07,223 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,247 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-23 20:13:07,247 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 2 case distinctions, treesize of input 52 treesize of output 44 [2023-11-23 20:13:07,262 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,262 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-23 20:13:07,263 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,301 INFO L349 Elim1Store]: treesize reduction 31, result has 3.1 percent of original size [2023-11-23 20:13:07,302 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 2 case distinctions, treesize of input 52 treesize of output 44 [2023-11-23 20:13:07,329 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,330 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2023-11-23 20:13:07,331 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,426 INFO L349 Elim1Store]: treesize reduction 15, result has 37.5 percent of original size [2023-11-23 20:13:07,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 149 treesize of output 179 [2023-11-23 20:13:07,449 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,450 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-23 20:13:07,451 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,535 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,536 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-23 20:13:07,538 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,625 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,626 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-23 20:13:07,628 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,685 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,686 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-23 20:13:07,688 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,746 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,747 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2023-11-23 20:13:07,749 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-23 20:13:07,950 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:07,951 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-23 20:13:08,021 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:08,022 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2023-11-23 20:13:09,122 INFO L349 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2023-11-23 20:13:09,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 188 [2023-11-23 20:13:09,195 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:09,196 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2023-11-23 20:13:09,210 INFO L349 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2023-11-23 20:13:09,211 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 3 case distinctions, treesize of input 42 treesize of output 11 [2023-11-23 20:13:09,305 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 20:13:09,306 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 3 case distinctions, treesize of input 30 treesize of output 18 [2023-11-23 20:13:09,496 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-23 20:13:09,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-23 20:13:09,709 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:09,716 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:09,716 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:09,735 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:09,742 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:09,742 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:09,826 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:09,826 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2023-11-23 20:13:09,843 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:09,844 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2023-11-23 20:13:09,891 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:09,896 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 20:13:09,897 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 3 case distinctions, treesize of input 30 treesize of output 11 [2023-11-23 20:13:09,950 INFO L349 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2023-11-23 20:13:09,950 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 3 case distinctions, treesize of input 42 treesize of output 11 [2023-11-23 20:13:10,038 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-23 20:13:10,039 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-23 20:13:10,090 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:10,091 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:10,096 INFO L349 Elim1Store]: treesize reduction 61, result has 1.6 percent of original size [2023-11-23 20:13:10,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 6 case distinctions, treesize of input 48 treesize of output 31 [2023-11-23 20:13:10,101 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:10,101 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2023-11-23 20:13:10,265 INFO L349 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2023-11-23 20:13:10,266 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 188 [2023-11-23 20:13:10,347 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:10,354 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:10,354 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:10,359 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:10,360 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2023-11-23 20:13:10,471 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-23 20:13:10,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-23 20:13:10,617 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:10,618 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2023-11-23 20:13:10,734 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:10,740 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:10,740 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:10,776 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:10,777 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 67 [2023-11-23 20:13:10,810 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:10,815 INFO L349 Elim1Store]: treesize reduction 20, result has 4.8 percent of original size [2023-11-23 20:13:10,815 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 3 case distinctions, treesize of input 30 treesize of output 11 [2023-11-23 20:13:10,953 INFO L349 Elim1Store]: treesize reduction 158, result has 15.5 percent of original size [2023-11-23 20:13:10,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 3 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 11 case distinctions, treesize of input 122 treesize of output 180 [2023-11-23 20:13:11,114 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:11,120 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:11,121 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:11,164 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:11,170 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:11,171 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:11,247 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:11,253 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:11,253 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:11,294 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-23 20:13:11,299 INFO L349 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-11-23 20:13:11,300 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 3 case distinctions, treesize of input 26 treesize of output 11 [2023-11-23 20:13:11,311 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:11,311 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2023-11-23 20:13:11,380 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:11,389 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1262 [2023-11-23 20:13:11,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:11,734 INFO L349 Elim1Store]: treesize reduction 39, result has 39.1 percent of original size [2023-11-23 20:13:11,734 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 90 treesize of output 77 [2023-11-23 20:13:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:12,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 146 states and 162 transitions. [2023-11-23 20:13:12,838 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 162 transitions. [2023-11-23 20:13:12,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:13:12,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:12,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:12,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:13:12,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:12,910 INFO L349 Elim1Store]: treesize reduction 17, result has 46.9 percent of original size [2023-11-23 20:13:12,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 36 [2023-11-23 20:13:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:12,920 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 80 treesize of output 74 [2023-11-23 20:13:12,948 INFO L349 Elim1Store]: treesize reduction 36, result has 25.0 percent of original size [2023-11-23 20:13:12,948 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 2 case distinctions, treesize of input 36 treesize of output 36 [2023-11-23 20:13:13,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:13,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:13,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 148 states and 166 transitions. [2023-11-23 20:13:13,313 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 166 transitions. [2023-11-23 20:13:13,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:13:13,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:13,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:13,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:13:13,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:13,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:13,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:13,439 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-23 20:13:13,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2023-11-23 20:13:13,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:13,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:13,465 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 68 treesize of output 62 [2023-11-23 20:13:13,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:13,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:13,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:13,646 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 40 treesize of output 16 [2023-11-23 20:13:13,649 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 5 treesize of output 3 [2023-11-23 20:13:13,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 150 states and 170 transitions. [2023-11-23 20:13:14,335 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 170 transitions. [2023-11-23 20:13:14,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:13:14,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-23 20:13:14,400 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:14,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:14,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:14,456 INFO L349 Elim1Store]: treesize reduction 92, result has 25.2 percent of original size [2023-11-23 20:13:14,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 56 treesize of output 114 [2023-11-23 20:13:14,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:14,469 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 80 treesize of output 74 [2023-11-23 20:13:14,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:14,515 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:14,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:14,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:14,637 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:14,638 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 82 [2023-11-23 20:13:14,659 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:14,660 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 66 [2023-11-23 20:13:14,705 INFO L349 Elim1Store]: treesize reduction 43, result has 2.3 percent of original size [2023-11-23 20:13:14,706 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 4 case distinctions, treesize of input 55 treesize of output 22 [2023-11-23 20:13:14,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:14,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 151 states and 171 transitions. [2023-11-23 20:13:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 171 transitions. [2023-11-23 20:13:14,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:13:14,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:14,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:14,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-23 20:13:14,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:14,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:14,902 INFO L349 Elim1Store]: treesize reduction 40, result has 35.5 percent of original size [2023-11-23 20:13:14,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 45 [2023-11-23 20:13:14,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:14,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:14,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:14,928 INFO L349 Elim1Store]: treesize reduction 29, result has 23.7 percent of original size [2023-11-23 20:13:14,928 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 3 case distinctions, treesize of input 45 treesize of output 50 [2023-11-23 20:13:14,942 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2023-11-23 20:13:14,943 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 122 treesize of output 112 [2023-11-23 20:13:15,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:13:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:13:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 163 states and 191 transitions. [2023-11-23 20:13:19,044 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 191 transitions. [2023-11-23 20:13:19,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:13:19,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:13:19,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:13:19,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:13:19,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 20:13:19,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:13:19,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,147 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-23 20:13:19,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 22 [2023-11-23 20:13:19,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,171 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-23 20:13:19,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 22 [2023-11-23 20:13:19,176 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 10 treesize of output 8 [2023-11-23 20:13:19,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,196 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2023-11-23 20:13:19,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 22 [2023-11-23 20:13:19,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,236 INFO L349 Elim1Store]: treesize reduction 86, result has 7.5 percent of original size [2023-11-23 20:13:19,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 22 [2023-11-23 20:13:19,243 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 26 treesize of output 24 [2023-11-23 20:13:19,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,330 INFO L349 Elim1Store]: treesize reduction 55, result has 40.9 percent of original size [2023-11-23 20:13:19,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 93 [2023-11-23 20:13:19,335 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:19,337 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2023-11-23 20:13:19,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,446 INFO L349 Elim1Store]: treesize reduction 177, result has 16.1 percent of original size [2023-11-23 20:13:19,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 218 treesize of output 285 [2023-11-23 20:13:19,473 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2023-11-23 20:13:19,556 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-23 20:13:19,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-11-23 20:13:19,657 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:19,658 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2023-11-23 20:13:19,679 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:19,680 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2023-11-23 20:13:19,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-23 20:13:19,794 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-23 20:13:19,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 31 [2023-11-23 20:13:19,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 20:13:19,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-23 20:13:19,954 INFO L349 Elim1Store]: treesize reduction 54, result has 49.1 percent of original size [2023-11-23 20:13:19,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 9 case distinctions, treesize of input 194 treesize of output 230 [2023-11-23 20:13:20,558 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 28 treesize of output 11 [2023-11-23 20:13:20,601 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:20,602 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2023-11-23 20:13:20,622 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-23 20:13:20,622 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2023-11-23 20:13:20,642 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 35 treesize of output 21