./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL --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 179ef0051cd9d26bcc80fffb98e92972213fce9443d8e4c52f2d2f0c39f6f4cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:04:17,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:04:17,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:04:17,702 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:04:17,703 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:04:17,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:04:17,743 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:04:17,744 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:04:17,745 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:04:17,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:04:17,751 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:04:17,751 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:04:17,752 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:04:17,754 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:04:17,754 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:04:17,755 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:04:17,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:04:17,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:04:17,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:04:17,756 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:04:17,757 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:04:17,757 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:04:17,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:04:17,758 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:04:17,759 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:04:17,759 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:04:17,760 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:04:17,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:04:17,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:17,762 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:04:17,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:04:17,763 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:04:17,764 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:04:17,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:04:17,764 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:04:17,764 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_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 179ef0051cd9d26bcc80fffb98e92972213fce9443d8e4c52f2d2f0c39f6f4cf [2023-11-19 03:04:18,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:04:18,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:04:18,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:04:18,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:04:18,052 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:04:18,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c [2023-11-19 03:04:21,247 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:04:21,522 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:04:21,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/sv-benchmarks/c/recursified_nla-digbench/recursified_ps2.c [2023-11-19 03:04:21,544 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/data/fd89219c0/ecce1a35340b41329ed3dde035e089fc/FLAG37c148086 [2023-11-19 03:04:21,567 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/data/fd89219c0/ecce1a35340b41329ed3dde035e089fc [2023-11-19 03:04:21,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:04:21,577 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:04:21,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:21,582 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:04:21,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:04:21,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:21,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cef19bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21, skipping insertion in model container [2023-11-19 03:04:21,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:21,626 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:04:21,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:21,850 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:04:21,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:04:21,891 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:04:21,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21 WrapperNode [2023-11-19 03:04:21,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:04:21,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:21,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:04:21,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:04:21,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:21,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:21,962 INFO L138 Inliner]: procedures = 16, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2023-11-19 03:04:21,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:04:21,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:04:21,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:04:21,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:04:21,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:21,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:21,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:21,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:22,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:22,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:22,016 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:22,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:22,025 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:04:22,026 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:04:22,026 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:04:22,029 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:04:22,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:04:21" (1/1) ... [2023-11-19 03:04:22,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:04:22,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:04:22,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:04:22,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb2a9433-1c0a-4e5f-bfb4-9868351f67b6/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:04:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:04:22,121 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_25_to_33_0 [2023-11-19 03:04:22,122 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_25_to_33_0 [2023-11-19 03:04:22,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:04:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:04:22,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:04:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:04:22,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:04:22,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:04:22,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:04:22,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:04:22,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:04:22,249 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:04:22,252 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:04:22,692 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:04:22,727 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:04:22,728 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:04:22,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:22 BoogieIcfgContainer [2023-11-19 03:04:22,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:04:22,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:04:22,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:04:22,745 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:04:22,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:04:22" (1/1) ... [2023-11-19 03:04:22,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:04:22,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 60 states and 63 transitions. [2023-11-19 03:04:22,819 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2023-11-19 03:04:22,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:04:22,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:22,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:23,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:23,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:04:23,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:23,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,348 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 [2023-11-19 03:04:23,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,397 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 19 treesize of output 15 [2023-11-19 03:04:23,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 17 [2023-11-19 03:04:23,431 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 [2023-11-19 03:04:23,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,491 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 [2023-11-19 03:04:23,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,511 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 [2023-11-19 03:04:23,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,519 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 [2023-11-19 03:04:23,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,571 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 24 treesize of output 32 [2023-11-19 03:04:23,581 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:23,584 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2023-11-19 03:04:23,592 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 03:04:23,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,630 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 [2023-11-19 03:04:23,639 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:23,641 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:23,661 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 03:04:23,662 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 21 [2023-11-19 03:04:23,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,676 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 [2023-11-19 03:04:23,690 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 21 treesize of output 11 [2023-11-19 03:04:23,706 INFO L349 Elim1Store]: treesize reduction 23, result has 4.2 percent of original size [2023-11-19 03:04:23,707 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 19 treesize of output 16 [2023-11-19 03:04:23,711 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:23,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,732 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 [2023-11-19 03:04:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,752 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 [2023-11-19 03:04:23,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,760 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 [2023-11-19 03:04:23,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,772 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 24 treesize of output 32 [2023-11-19 03:04:23,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,783 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 17 [2023-11-19 03:04:23,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:23,794 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 [2023-11-19 03:04:23,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:23,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:23,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 63 states and 66 transitions. [2023-11-19 03:04:23,947 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 66 transitions. [2023-11-19 03:04:23,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:04:23,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:23,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:24,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 03:04:24,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:24,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:24,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:24,669 INFO L349 Elim1Store]: treesize reduction 312, result has 29.7 percent of original size [2023-11-19 03:04:24,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 5 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 7 new quantified variables, introduced 16 case distinctions, treesize of input 550 treesize of output 635 [2023-11-19 03:04:24,801 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 [2023-11-19 03:04:25,015 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 [2023-11-19 03:04:25,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:25,231 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,297 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,307 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,326 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,335 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,341 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,344 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,345 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,350 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,351 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,351 INFO L224 Elim1Store]: Index analysis took 151 ms [2023-11-19 03:04:25,443 INFO L349 Elim1Store]: treesize reduction 108, result has 13.6 percent of original size [2023-11-19 03:04:25,444 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 10 case distinctions, treesize of input 128 treesize of output 182 [2023-11-19 03:04:25,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:25,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:25,867 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,905 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,932 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,940 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,948 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,949 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,963 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,964 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,969 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,970 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:25,970 INFO L224 Elim1Store]: Index analysis took 111 ms [2023-11-19 03:04:25,985 INFO L349 Elim1Store]: treesize reduction 44, result has 2.2 percent of original size [2023-11-19 03:04:25,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 7 case distinctions, treesize of input 116 treesize of output 156 [2023-11-19 03:04:26,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:26,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:26,062 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,066 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,068 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,082 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,083 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,095 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,098 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,099 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 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 93 treesize of output 87 [2023-11-19 03:04:26,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:26,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:26,362 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,373 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,383 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,402 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:26,402 INFO L224 Elim1Store]: Index analysis took 130 ms [2023-11-19 03:04:26,482 INFO L349 Elim1Store]: treesize reduction 125, result has 12.0 percent of original size [2023-11-19 03:04:26,482 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 15 case distinctions, treesize of input 105 treesize of output 113 [2023-11-19 03:04:26,583 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:26,584 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2023-11-19 03:04:26,794 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:26,795 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2023-11-19 03:04:26,941 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:26,943 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 124 [2023-11-19 03:04:27,048 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 823 treesize of output 815 [2023-11-19 03:04:27,490 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:27,491 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 128 [2023-11-19 03:04:27,547 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:27,551 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 320 [2023-11-19 03:04:27,770 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:27,773 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 207 [2023-11-19 03:04:27,873 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:27,874 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 183 [2023-11-19 03:04:28,132 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 605 treesize of output 595 [2023-11-19 03:04:28,689 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:28,690 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 22 treesize of output 1 [2023-11-19 03:04:28,723 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 22 treesize of output 21 [2023-11-19 03:04:28,809 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 31 treesize of output 29 [2023-11-19 03:04:28,841 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:28,842 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 31 treesize of output 21 [2023-11-19 03:04:28,975 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 21 treesize of output 19 [2023-11-19 03:04:29,071 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 22 treesize of output 21 [2023-11-19 03:04:29,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:29,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:29,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:29,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:29,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:33,502 INFO L349 Elim1Store]: treesize reduction 298, result has 38.0 percent of original size [2023-11-19 03:04:33,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 12 new quantified variables, introduced 35 case distinctions, treesize of input 6752 treesize of output 6590 [2023-11-19 03:04:40,893 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:40,895 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 298 [2023-11-19 03:04:41,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:41,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:41,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:41,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:41,824 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:41,863 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:41,908 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:41,956 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:41,999 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:43,163 INFO L224 Elim1Store]: Index analysis took 2064 ms [2023-11-19 03:04:43,214 INFO L349 Elim1Store]: treesize reduction 234, result has 0.4 percent of original size [2023-11-19 03:04:43,215 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 12 case distinctions, treesize of input 354 treesize of output 559 [2023-11-19 03:04:43,673 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:43,675 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 218 [2023-11-19 03:04:43,793 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:43,795 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 227 [2023-11-19 03:04:43,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:43,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:43,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:43,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:44,082 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:44,096 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:44,112 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:44,126 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:44,272 INFO L224 Elim1Store]: Index analysis took 352 ms [2023-11-19 03:04:44,511 INFO L349 Elim1Store]: treesize reduction 229, result has 14.9 percent of original size [2023-11-19 03:04:44,512 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 6 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 12 case distinctions, treesize of input 1047 treesize of output 1123 [2023-11-19 03:04:46,260 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:46,262 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 319 [2023-11-19 03:04:46,433 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:46,435 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2023-11-19 03:04:46,525 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:46,526 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 241 [2023-11-19 03:04:46,622 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:46,623 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 264 [2023-11-19 03:04:46,760 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:46,761 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 391 [2023-11-19 03:04:46,833 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:46,835 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 335 [2023-11-19 03:04:46,986 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:46,991 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 711 [2023-11-19 03:04:47,159 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:47,162 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 680 [2023-11-19 03:04:47,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:47,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:47,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:47,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:47,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:47,343 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:47,569 INFO L349 Elim1Store]: treesize reduction 194, result has 30.7 percent of original size [2023-11-19 03:04:47,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 8 case distinctions, treesize of input 1194 treesize of output 1252 [2023-11-19 03:04:48,464 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:04:48,467 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:04:48,533 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:04:48,579 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:04:48,788 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:48,788 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 300 [2023-11-19 03:04:48,907 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:48,909 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 300 [2023-11-19 03:04:49,016 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:49,017 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 254 [2023-11-19 03:04:49,064 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:49,065 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 272 [2023-11-19 03:04:49,149 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:04:49,417 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:49,418 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2023-11-19 03:04:49,491 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:49,492 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 158 [2023-11-19 03:04:49,587 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:49,588 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2023-11-19 03:04:49,683 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:04:49,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:49,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:49,888 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:49,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:49,896 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:49,902 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2023-11-19 03:04:49,902 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 1 case distinctions, treesize of input 48 treesize of output 23 [2023-11-19 03:04:49,989 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:49,991 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 94 [2023-11-19 03:04:50,019 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,020 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 119 [2023-11-19 03:04:50,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,075 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,107 INFO L349 Elim1Store]: treesize reduction 133, result has 24.4 percent of original size [2023-11-19 03:04:50,108 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 1 new quantified variables, introduced 4 case distinctions, treesize of input 123 treesize of output 151 [2023-11-19 03:04:50,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,327 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,347 INFO L349 Elim1Store]: treesize reduction 34, result has 12.8 percent of original size [2023-11-19 03:04:50,347 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 167 treesize of output 175 [2023-11-19 03:04:50,398 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,399 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2023-11-19 03:04:50,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,428 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,432 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,434 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,435 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 31 treesize of output 5 [2023-11-19 03:04:50,442 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,443 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 71 [2023-11-19 03:04:50,459 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,460 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 75 [2023-11-19 03:04:50,478 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,479 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2023-11-19 03:04:50,563 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,564 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2023-11-19 03:04:50,617 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,618 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 206 [2023-11-19 03:04:50,714 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,714 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 138 [2023-11-19 03:04:50,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,800 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,801 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,803 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 31 treesize of output 5 [2023-11-19 03:04:50,809 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,810 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 64 [2023-11-19 03:04:50,826 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,827 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2023-11-19 03:04:50,836 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,836 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2023-11-19 03:04:50,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,881 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 4 new quantified variables, introduced 0 case distinctions, treesize of input 138 treesize of output 136 [2023-11-19 03:04:50,911 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,911 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 57 [2023-11-19 03:04:50,939 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,939 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 120 [2023-11-19 03:04:50,954 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:04:50,954 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 79 [2023-11-19 03:04:50,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:50,975 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,976 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:50,978 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 87 treesize of output 5 [2023-11-19 03:04:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:04:56,758 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base|))) (and (= (select .cse0 |c_func_to_recursive_line_25_to_33_0_#in~y.offset|) 0) (not (and (let ((.cse1 (= (select .cse0 0) 0))) (or (and (or (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_136 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_136) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|))))) (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_135 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_135) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|)))))) .cse1) (and .cse1 (or (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_126 (Array Int Int))) (= (select (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_126) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|) 0) 0)))) (exists ((|ULTIMATE.start_main_~#c~0#1.base| Int)) (and (not (= |c_func_to_recursive_line_25_to_33_0_#in~y.base| |ULTIMATE.start_main_~#c~0#1.base|)) (exists ((v_DerPreprocessor_125 (Array Int Int))) (= .cse0 (select (store (store |c_#memory_int| |c_func_to_recursive_line_25_to_33_0_#in~y.base| v_DerPreprocessor_125) |ULTIMATE.start_main_~#c~0#1.base| (select |c_#memory_int| |ULTIMATE.start_main_~#c~0#1.base|)) |c_func_to_recursive_line_25_to_33_0_#in~y.base|))))))))) (= |c_func_to_recursive_line_25_to_33_0_#in~y.offset| 0))))) is different from false [2023-11-19 03:04:57,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 73 transitions. [2023-11-19 03:04:57,983 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2023-11-19 03:04:57,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:04:57,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:57,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:58,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:04:58,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:58,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,089 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 [2023-11-19 03:04:58,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 03:04:58,114 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 53 treesize of output 25 [2023-11-19 03:04:58,119 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 [2023-11-19 03:04:58,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,139 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 [2023-11-19 03:04:58,147 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,148 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,149 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,162 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 [2023-11-19 03:04:58,171 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,172 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,179 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,180 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,193 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 [2023-11-19 03:04:58,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2023-11-19 03:04:58,209 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,222 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 03:04:58,223 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 [2023-11-19 03:04:58,226 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,238 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 [2023-11-19 03:04:58,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 03:04:58,260 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,261 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,277 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 [2023-11-19 03:04:58,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,292 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 03:04:58,300 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,301 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,310 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 [2023-11-19 03:04:58,317 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,322 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,332 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 [2023-11-19 03:04:58,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2023-11-19 03:04:58,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,352 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 [2023-11-19 03:04:58,358 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,373 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 03:04:58,374 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 [2023-11-19 03:04:58,377 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,386 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 [2023-11-19 03:04:58,392 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2023-11-19 03:04:58,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,410 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 [2023-11-19 03:04:58,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:04:58,421 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 [2023-11-19 03:04:58,428 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,429 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,450 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,450 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:04:58,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:02,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 71 states and 84 transitions. [2023-11-19 03:05:02,240 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2023-11-19 03:05:02,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:05:02,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:02,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:02,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:02,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:05:02,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:02,306 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:05:02,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,334 INFO L349 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2023-11-19 03:05:02,335 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 19 treesize of output 27 [2023-11-19 03:05:02,342 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 27 treesize of output 20 [2023-11-19 03:05:02,350 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 22 treesize of output 25 [2023-11-19 03:05:02,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,357 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 0 case distinctions, treesize of input 16 treesize of output 16 [2023-11-19 03:05:02,361 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:02,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,375 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 21 treesize of output 8 [2023-11-19 03:05:02,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,388 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 14 treesize of output 8 [2023-11-19 03:05:02,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,401 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 8 [2023-11-19 03:05:02,410 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 03:05:02,411 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 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 03:05:02,412 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:05:02,422 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 27 treesize of output 30 [2023-11-19 03:05:02,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,433 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 21 treesize of output 8 [2023-11-19 03:05:02,439 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 22 treesize of output 25 [2023-11-19 03:05:02,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,445 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 0 case distinctions, treesize of input 16 treesize of output 16 [2023-11-19 03:05:02,449 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:02,458 INFO L349 Elim1Store]: treesize reduction 19, result has 5.0 percent of original size [2023-11-19 03:05:02,459 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 1 case distinctions, treesize of input 17 treesize of output 17 [2023-11-19 03:05:02,460 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:05:02,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,481 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 8 [2023-11-19 03:05:02,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,495 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 18 treesize of output 16 [2023-11-19 03:05:02,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,514 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 21 treesize of output 8 [2023-11-19 03:05:02,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:02,527 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 24 treesize of output 11 [2023-11-19 03:05:02,766 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 [2023-11-19 03:05:02,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 74 states and 89 transitions. [2023-11-19 03:05:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 89 transitions. [2023-11-19 03:05:04,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:05:04,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:04,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:04,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:05:04,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:04,081 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:05:04,088 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 14 treesize of output 17 [2023-11-19 03:05:04,089 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:05:04,092 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 [2023-11-19 03:05:04,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,098 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 5 treesize of output 3 [2023-11-19 03:05:04,102 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 13 treesize of output 1 [2023-11-19 03:05:04,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 8 [2023-11-19 03:05:04,117 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 14 treesize of output 17 [2023-11-19 03:05:04,119 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-11-19 03:05:04,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,131 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 [2023-11-19 03:05:04,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,154 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 [2023-11-19 03:05:04,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,162 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 0 case distinctions, treesize of input 16 treesize of output 16 [2023-11-19 03:05:04,165 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:04,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,184 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 39 treesize of output 47 [2023-11-19 03:05:04,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,199 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 34 treesize of output 42 [2023-11-19 03:05:04,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,212 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 34 treesize of output 42 [2023-11-19 03:05:04,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:04,229 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 21 treesize of output 8 [2023-11-19 03:05:04,242 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 [2023-11-19 03:05:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:05,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:05,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 75 states and 91 transitions. [2023-11-19 03:05:05,637 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2023-11-19 03:05:05,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:05:05,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:05,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:05,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:05,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:05:05,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:05,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,724 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 [2023-11-19 03:05:05,727 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:05,728 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 03:05:05,733 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 [2023-11-19 03:05:05,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,748 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 [2023-11-19 03:05:05,755 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:05,756 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 03:05:05,763 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 11 treesize of output 5 [2023-11-19 03:05:05,784 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:05,785 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2023-11-19 03:05:05,789 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 34 treesize of output 33 [2023-11-19 03:05:05,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,808 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 [2023-11-19 03:05:05,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,820 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 03:05:05,827 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 49 treesize of output 23 [2023-11-19 03:05:05,830 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 [2023-11-19 03:05:05,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,843 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 [2023-11-19 03:05:05,868 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:05,868 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 70 [2023-11-19 03:05:05,872 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:05,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:05,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,881 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 [2023-11-19 03:05:05,884 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:05,885 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2023-11-19 03:05:05,889 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 03:05:05,900 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 03:05:05,900 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 [2023-11-19 03:05:05,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,906 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 16 treesize of output 11 [2023-11-19 03:05:05,911 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 [2023-11-19 03:05:05,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,926 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 [2023-11-19 03:05:05,935 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:05,936 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:05,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,947 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 44 treesize of output 20 [2023-11-19 03:05:05,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,951 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 [2023-11-19 03:05:05,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,958 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 [2023-11-19 03:05:05,963 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:05,963 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 03:05:05,968 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 03:05:05,971 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:05,972 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2023-11-19 03:05:05,976 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 34 treesize of output 33 [2023-11-19 03:05:05,979 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:05,989 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 03:05:05,989 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 [2023-11-19 03:05:05,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:05,995 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 16 treesize of output 11 [2023-11-19 03:05:06,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:06,009 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 [2023-11-19 03:05:06,013 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:06,014 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:06,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:06,025 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 [2023-11-19 03:05:06,031 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:06,031 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:06,032 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:06,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:06,041 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 [2023-11-19 03:05:06,046 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:06,046 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:06,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:07,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 76 states and 93 transitions. [2023-11-19 03:05:07,264 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2023-11-19 03:05:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:05:07,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:07,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:07,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:05:07,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:07,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:07,553 INFO L349 Elim1Store]: treesize reduction 216, result has 27.5 percent of original size [2023-11-19 03:05:07,553 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 234 treesize of output 290 [2023-11-19 03:05:07,575 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 414 treesize of output 406 [2023-11-19 03:05:07,600 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 [2023-11-19 03:05:07,669 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 [2023-11-19 03:05:07,690 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 [2023-11-19 03:05:07,712 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 [2023-11-19 03:05:07,842 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 [2023-11-19 03:05:07,866 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 [2023-11-19 03:05:07,918 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:07,928 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:07,931 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:07,958 INFO L349 Elim1Store]: treesize reduction 54, result has 23.9 percent of original size [2023-11-19 03:05:07,959 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 3 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 107 [2023-11-19 03:05:08,026 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 [2023-11-19 03:05:08,167 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:08,184 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:08,186 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:08,202 INFO L349 Elim1Store]: treesize reduction 25, result has 24.2 percent of original size [2023-11-19 03:05:08,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 131 treesize of output 108 [2023-11-19 03:05:08,229 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 [2023-11-19 03:05:08,442 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:08,443 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2023-11-19 03:05:08,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 11 [2023-11-19 03:05:08,465 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 [2023-11-19 03:05:08,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:08,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:08,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 78 states and 96 transitions. [2023-11-19 03:05:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 96 transitions. [2023-11-19 03:05:08,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:05:08,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:08,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:08,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-19 03:05:08,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:08,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:08,949 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 [2023-11-19 03:05:08,953 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:08,954 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 03:05:08,961 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 11 treesize of output 5 [2023-11-19 03:05:08,981 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:08,982 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2023-11-19 03:05:08,985 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 34 treesize of output 33 [2023-11-19 03:05:09,033 INFO L349 Elim1Store]: treesize reduction 43, result has 33.8 percent of original size [2023-11-19 03:05:09,034 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 37 [2023-11-19 03:05:09,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,040 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 37 treesize of output 28 [2023-11-19 03:05:09,043 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 18 treesize of output 16 [2023-11-19 03:05:09,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,056 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 [2023-11-19 03:05:09,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,066 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 18 treesize of output 16 [2023-11-19 03:05:09,070 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 37 treesize of output 15 [2023-11-19 03:05:09,072 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-11-19 03:05:09,078 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,078 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,093 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 [2023-11-19 03:05:09,099 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,099 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,100 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,115 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 [2023-11-19 03:05:09,119 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,120 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,129 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 [2023-11-19 03:05:09,134 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,135 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,144 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 [2023-11-19 03:05:09,147 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:09,148 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2023-11-19 03:05:09,151 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,158 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 [2023-11-19 03:05:09,163 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 20 [2023-11-19 03:05:09,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,177 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 [2023-11-19 03:05:09,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,185 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 [2023-11-19 03:05:09,190 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,190 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,204 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 03:05:09,204 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 [2023-11-19 03:05:09,206 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,214 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 [2023-11-19 03:05:09,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,225 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 50 [2023-11-19 03:05:09,230 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,230 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,239 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 [2023-11-19 03:05:09,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:09,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 45 [2023-11-19 03:05:09,249 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:10,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:10,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 79 states and 96 transitions. [2023-11-19 03:05:10,361 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2023-11-19 03:05:10,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:05:10,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:10,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:10,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:05:10,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:05:10,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,464 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 [2023-11-19 03:05:10,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,474 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 18 treesize of output 16 [2023-11-19 03:05:10,479 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 44 treesize of output 20 [2023-11-19 03:05:10,481 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 [2023-11-19 03:05:10,488 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,489 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,503 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 03:05:10,503 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 [2023-11-19 03:05:10,506 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,514 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 [2023-11-19 03:05:10,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 20 [2023-11-19 03:05:10,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,529 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 [2023-11-19 03:05:10,532 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,546 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 [2023-11-19 03:05:10,552 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,553 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,563 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 [2023-11-19 03:05:10,567 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,568 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,578 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 [2023-11-19 03:05:10,583 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,583 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,593 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 [2023-11-19 03:05:10,597 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,601 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,610 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 [2023-11-19 03:05:10,614 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,615 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,624 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 [2023-11-19 03:05:10,628 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,643 INFO L349 Elim1Store]: treesize reduction 64, result has 1.5 percent of original size [2023-11-19 03:05:10,644 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 [2023-11-19 03:05:10,647 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,654 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 [2023-11-19 03:05:10,658 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 03:05:10,658 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2023-11-19 03:05:10,663 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-19 03:05:10,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-19 03:05:10,672 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 [2023-11-19 03:05:10,676 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,677 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-19 03:05:10,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.