./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array2_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array2_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 22:55:04,293 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 22:55:04,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 22:55:04,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 22:55:04,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 22:55:04,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 22:55:04,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 22:55:04,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 22:55:04,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 22:55:04,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 22:55:04,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 22:55:04,375 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 22:55:04,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 22:55:04,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 22:55:04,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 22:55:04,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 22:55:04,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 22:55:04,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 22:55:04,391 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 22:55:04,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 22:55:04,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 22:55:04,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 22:55:04,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 22:55:04,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 22:55:04,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 22:55:04,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 22:55:04,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 22:55:04,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 22:55:04,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 22:55:04,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 22:55:04,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 22:55:04,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 22:55:04,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 22:55:04,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 22:55:04,430 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 22:55:04,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 22:55:04,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 22:55:04,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 22:55:04,432 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 22:55:04,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 22:55:04,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 22:55:04,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 22:55:04,478 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 22:55:04,479 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 22:55:04,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 22:55:04,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 22:55:04,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 22:55:04,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 22:55:04,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 22:55:04,483 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 22:55:04,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 22:55:04,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 22:55:04,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 22:55:04,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 22:55:04,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 22:55:04,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 22:55:04,485 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 22:55:04,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 22:55:04,485 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 22:55:04,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 22:55:04,486 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 22:55:04,486 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 22:55:04,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 22:55:04,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:55:04,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 22:55:04,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 22:55:04,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 22:55:04,487 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 22:55:04,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 22:55:04,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 22:55:04,488 INFO L138 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_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1a25becec148beba97bef86c2a84619bb26dfafe7c127e8d70246837f0d2d470 [2021-11-13 22:55:04,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 22:55:04,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 22:55:04,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 22:55:04,887 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 22:55:04,888 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 22:55:04,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/array-patterns/array2_pattern.c [2021-11-13 22:55:04,962 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/data/3bad3b1a3/2ab84fd891394b1fa16bb5a9e8b4c021/FLAG57a3c12c9 [2021-11-13 22:55:05,515 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 22:55:05,515 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/sv-benchmarks/c/array-patterns/array2_pattern.c [2021-11-13 22:55:05,522 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/data/3bad3b1a3/2ab84fd891394b1fa16bb5a9e8b4c021/FLAG57a3c12c9 [2021-11-13 22:55:05,870 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/data/3bad3b1a3/2ab84fd891394b1fa16bb5a9e8b4c021 [2021-11-13 22:55:05,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 22:55:05,874 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 22:55:05,876 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 22:55:05,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 22:55:05,880 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 22:55:05,881 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:05" (1/1) ... [2021-11-13 22:55:05,882 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a142ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:05, skipping insertion in model container [2021-11-13 22:55:05,882 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:55:05" (1/1) ... [2021-11-13 22:55:05,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 22:55:05,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 22:55:06,162 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2021-11-13 22:55:06,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:55:06,189 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 22:55:06,203 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/sv-benchmarks/c/array-patterns/array2_pattern.c[1322,1335] [2021-11-13 22:55:06,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 22:55:06,249 INFO L208 MainTranslator]: Completed translation [2021-11-13 22:55:06,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06 WrapperNode [2021-11-13 22:55:06,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 22:55:06,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 22:55:06,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 22:55:06,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 22:55:06,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,281 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,318 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 22:55:06,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 22:55:06,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 22:55:06,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 22:55:06,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 22:55:06,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 22:55:06,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 22:55:06,372 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 22:55:06,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,380 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 22:55:06,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/z3 [2021-11-13 22:55:06,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 22:55:06,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7118784-0a1d-4f91-90b4-125d7885cb8e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 22:55:06,462 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 22:55:06,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 22:55:06,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 22:55:06,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 22:55:06,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 22:55:06,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 22:55:06,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 22:55:06,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 22:55:06,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 22:55:06,861 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 22:55:06,873 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-13 22:55:06,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:06 BoogieIcfgContainer [2021-11-13 22:55:06,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 22:55:06,876 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 22:55:06,877 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 22:55:06,887 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 22:55:06,897 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:55:06" (1/1) ... [2021-11-13 22:55:06,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 22:55:06,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:06,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2021-11-13 22:55:06,979 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2021-11-13 22:55:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 22:55:06,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:06,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:07,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:07,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2021-11-13 22:55:07,184 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-11-13 22:55:07,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 22:55:07,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:07,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:07,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 22:55:07,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 22:55:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 19 states and 25 transitions. [2021-11-13 22:55:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-13 22:55:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 22:55:07,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:07,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:07,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-13 22:55:07,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:07,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:08,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:08,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 26 states and 39 transitions. [2021-11-13 22:55:08,121 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2021-11-13 22:55:08,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:08,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:08,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:08,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:55:08,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:08,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:08,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:09,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:09,174 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:09,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:09,214 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:09,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:09,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:09,301 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:09,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 22:55:09,741 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:09,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:09,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:11,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 35 states and 63 transitions. [2021-11-13 22:55:11,523 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:11,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:11,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:11,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:11,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:11,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:11,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:11,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:55:12,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:12,272 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:12,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:12,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:12,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:12,332 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:12,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:55:12,645 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:12,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:12,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:12,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 35 states and 63 transitions. [2021-11-13 22:55:12,952 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:12,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:12,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:12,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:13,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:55:13,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:13,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:13,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:13,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:13,720 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:13,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:13,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:13,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:55:14,089 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:14,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:14,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:14,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:14,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 35 states and 63 transitions. [2021-11-13 22:55:14,463 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:14,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:14,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:14,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:14,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:14,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:14,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:14,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:14,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:15,021 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:15,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:15,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:15,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:15,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 22:55:15,391 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:15,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:15,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:15,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 35 states and 63 transitions. [2021-11-13 22:55:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:15,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:15,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:15,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:15,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:15,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:15,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:15,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:15,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:15,959 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:15,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:15,996 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:16,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:16,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 63 [2021-11-13 22:55:16,339 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:16,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:16,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:16,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 35 states and 63 transitions. [2021-11-13 22:55:16,372 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:16,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:16,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:16,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:16,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:16,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:16,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:16,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:16,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:16,926 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:16,926 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:16,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:16,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 22:55:17,260 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:17,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:17,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:17,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:17,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 35 states and 63 transitions. [2021-11-13 22:55:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:17,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:17,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:17,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:17,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:55:17,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:17,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:17,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:17,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:17,921 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:17,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:17,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:17,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:55:18,275 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:18,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:18,287 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:18,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:18,526 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:18,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:18,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:18,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:18,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:18,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:18,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:18,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:18,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:18,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:18,976 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:18,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:19,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:19,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-11-13 22:55:19,300 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:19,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:19,317 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:19,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:19,333 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:19,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:19,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:19,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:19,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:19,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:19,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:19,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:19,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:19,839 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:19,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:19,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:19,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:19,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 67 [2021-11-13 22:55:20,186 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:20,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:20,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:20,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:20,218 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:20,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:20,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:20,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:20,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:20,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:20,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:20,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:20,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:20,739 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:20,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:20,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:20,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:20,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 22:55:21,081 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:21,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:21,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:21,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:21,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:21,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:21,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:21,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:21,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:21,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:55:21,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:21,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:21,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:21,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:21,652 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:21,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:21,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:21,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 55 [2021-11-13 22:55:21,993 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:21,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:22,007 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:22,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:22,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:22,079 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:22,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:22,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:22,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:22,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:55:22,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:22,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:22,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:22,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:22,498 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:22,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:22,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:22,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 55 [2021-11-13 22:55:22,858 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:22,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:22,870 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:22,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:22,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:22,890 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:22,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:22,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:22,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:22,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:22,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:22,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:22,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:23,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:23,386 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:23,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:23,407 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:23,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:23,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 63 [2021-11-13 22:55:23,740 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:23,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:23,763 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:23,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:23,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:23,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:23,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:23,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:55:23,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:23,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:23,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:24,294 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:24,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:24,313 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:24,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:24,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 22:55:24,637 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:24,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:24,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:24,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:24,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 63 transitions. [2021-11-13 22:55:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:24,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:24,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:24,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:24,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:55:24,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:24,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:24,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:25,110 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:25,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:25,142 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:25,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:25,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 43 [2021-11-13 22:55:25,428 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:25,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:25,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:25,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:25,746 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:25,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:25,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:25,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:25,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:25,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:25,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:25,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:26,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:26,146 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:26,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:26,194 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:26,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:26,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:26,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:26,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 22:55:26,518 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:26,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:26,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:26,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:26,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:26,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:26,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:26,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:26,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:26,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:26,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:26,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:26,972 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:26,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:26,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:27,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 60 [2021-11-13 22:55:27,324 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:27,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:27,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:27,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:27,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:27,345 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:27,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:27,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:27,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:27,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:55:27,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:27,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:27,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:55:27,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:27,745 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:27,746 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:27,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:27,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:27,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:27,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:27,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:55:28,149 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:28,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:28,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:28,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:28,184 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:28,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:28,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:28,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:28,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:28,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:28,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:28,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:28,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:28,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:28,651 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:28,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:28,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:28,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:28,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:28,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:28,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 48 [2021-11-13 22:55:28,979 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:28,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:28,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:29,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:29,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:29,008 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:29,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:29,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:29,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:29,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:29,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:29,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:29,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:29,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:29,448 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:29,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:29,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:29,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:55:29,750 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:29,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:29,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:29,782 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:29,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:29,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:29,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:29,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:29,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:29,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:29,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:30,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:30,231 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:30,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:30,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:30,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 22:55:30,576 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:30,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:30,586 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:30,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:30,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:30,610 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:30,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:30,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:30,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:30,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:30,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:30,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:30,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:31,055 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:31,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:31,076 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:31,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:31,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 50 [2021-11-13 22:55:31,365 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:31,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:31,383 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:31,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:31,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:31,392 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:31,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:31,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:31,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:31,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:31,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:31,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:31,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:31,816 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:31,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:31,836 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:31,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:31,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:55:32,253 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:32,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:32,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:32,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:32,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:32,277 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:32,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:32,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:32,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:32,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:32,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:32,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:32,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:32,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:32,664 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:32,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:32,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:32,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:32,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:32,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:55:32,993 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:32,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:33,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:33,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:33,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:33,014 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:33,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:33,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:33,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:33,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:33,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:33,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:33,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:33,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:33,418 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:33,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:33,455 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:33,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:33,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:33,509 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:33,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:55:33,773 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:33,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:33,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:33,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:33,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:33,804 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:33,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:33,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:33,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:33,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:33,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:33,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:34,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:34,254 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:34,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:34,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:34,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:34,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:34,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:55:34,650 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:34,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:34,660 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:34,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:34,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:34,675 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:34,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:34,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:34,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:34,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:34,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:34,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:34,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:34,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:35,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:35,082 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:35,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:35,098 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:35,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:35,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 22:55:35,436 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:35,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:35,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:35,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:35,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:35,475 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:35,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:35,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:35,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:35,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:35,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:35,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:35,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:35,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:35,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:35,934 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:35,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:35,973 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:36,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:36,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 52 [2021-11-13 22:55:36,290 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:36,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:36,304 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:36,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:36,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:36,315 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:36,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:36,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:36,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:36,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:36,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:36,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:36,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:36,737 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:36,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:36,765 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:36,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:36,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 22:55:37,149 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:37,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:37,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:37,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:37,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:37,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:37,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:37,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:37,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:37,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:37,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:37,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:37,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:37,634 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:37,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:37,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:37,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 83 treesize of output 55 [2021-11-13 22:55:38,030 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:38,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:38,039 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:38,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:38,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:38,049 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:38,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:38,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:38,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:38,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:38,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:38,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:38,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:38,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:38,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:38,417 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:38,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:38,439 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:38,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:38,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:38,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:38,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 22:55:38,846 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:38,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:38,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:38,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:38,887 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:38,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:38,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:38,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:38,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:38,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:38,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:38,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:38,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:39,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:39,359 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:39,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:39,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:39,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 22:55:39,720 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:39,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:39,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:39,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:39,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:39,747 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:39,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:39,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:39,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:39,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:39,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:39,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:40,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:40,196 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:40,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:40,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:40,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:40,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 52 [2021-11-13 22:55:40,672 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:40,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:40,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:40,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:40,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:40,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:40,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:55:40,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:40,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:40,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:41,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:41,084 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:41,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:41,137 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:41,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:41,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 22:55:41,573 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:41,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:41,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:41,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:41,606 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:41,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:41,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:41,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:41,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:41,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:41,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:41,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:41,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:42,028 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:42,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:42,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:42,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:42,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 22:55:42,440 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:42,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:42,453 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:42,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:42,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:42,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:42,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:42,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:42,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:42,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:42,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:42,835 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:42,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:42,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:42,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:42,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:42,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 22:55:43,215 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:43,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:43,224 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:43,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:43,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:43,234 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:43,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:43,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:43,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:43,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:43,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:43,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:43,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:43,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:43,708 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:43,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:43,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:43,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 45 [2021-11-13 22:55:44,195 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:44,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:44,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:44,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:44,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:44,215 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:44,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:44,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:44,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:44,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:44,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:44,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:44,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:44,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:44,614 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:44,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:44,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:44,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 60 [2021-11-13 22:55:45,019 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:45,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:45,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:45,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:45,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:45,046 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:45,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:45,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:45,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:45,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:45,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:45,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:45,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:45,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:45,451 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:45,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:45,470 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:45,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:45,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:45,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:45,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 22:55:45,881 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:45,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:45,892 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:45,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:45,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:45,901 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:45,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:45,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:45,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:45,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:45,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:45,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:45,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:46,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:46,329 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:46,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:46,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:46,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:46,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 58 [2021-11-13 22:55:46,757 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:46,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:46,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:46,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:46,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:46,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:46,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:46,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:46,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:46,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:47,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:47,240 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:47,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:47,265 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:47,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:47,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 22:55:47,689 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:47,689 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:47,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:47,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:47,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:47,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:47,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:47,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:47,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:55:47,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:47,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:47,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:48,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:48,071 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:48,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:48,088 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:48,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:48,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:48,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 22:55:48,519 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:48,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:48,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:48,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:48,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:48,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:48,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:55:48,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:48,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:48,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:48,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:48,897 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:48,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:48,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:48,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:48,926 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:48,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 22:55:49,300 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:49,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:49,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:49,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:49,321 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:49,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:49,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:49,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:49,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:49,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:49,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:49,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:49,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:49,724 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:49,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:49,788 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:49,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:49,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:49,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:49,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:55:50,258 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:50,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:50,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:50,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:50,282 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:50,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:50,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:50,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:50,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:50,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:50,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:50,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:50,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:50,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:50,753 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:50,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:50,793 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:50,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:50,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 56 [2021-11-13 22:55:51,193 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:51,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:51,201 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:51,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:51,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:51,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:51,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:51,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:51,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:51,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:51,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:51,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:55:51,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:51,560 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:51,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:51,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:51,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 58 [2021-11-13 22:55:52,019 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:52,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:52,027 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:52,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:52,049 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:52,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:52,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:52,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:52,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:52,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:52,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:52,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:55:52,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:52,436 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:52,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:52,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:52,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 56 [2021-11-13 22:55:52,891 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:52,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:52,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:52,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:52,912 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:52,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:52,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:52,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:52,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:52,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:52,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:53,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:53,316 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:53,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:53,333 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:53,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:53,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:53,438 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:53,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 22:55:53,870 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:53,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:53,883 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:53,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:53,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:53,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:53,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:53,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:53,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:53,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:54,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:54,283 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:54,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:54,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:54,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:54,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:54,378 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:54,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 48 [2021-11-13 22:55:54,768 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:54,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:54,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:54,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:54,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:54,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:54,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:54,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:54,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:55,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:55,318 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:55,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:55,382 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:55,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:55,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 52 [2021-11-13 22:55:55,824 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:55,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:55,832 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:55,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:55,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:55,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:55,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:55,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:55,895 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:55:55,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:55,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:55,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:56,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:56,213 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:56,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:56,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:56,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 45 [2021-11-13 22:55:56,727 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:56,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:56,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:56,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:56,749 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:56,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:56,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:56,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:56,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:55:56,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:56,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:56,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:57,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:57,209 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:55:57,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:55:57,235 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:57,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:57,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 63 [2021-11-13 22:55:57,687 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:57,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:57,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:57,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:57,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:57,708 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:57,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:57,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:57,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:57,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:55:57,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:57,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:57,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:58,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:58,065 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:55:58,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:55:58,085 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:55:58,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:58,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:58,178 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:55:58,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:55:58,575 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:58,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:58,589 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:58,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:58,600 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:58,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:58,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:58,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:58,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:58,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:58,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:58,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:55:58,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:59,061 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:55:59,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:55:59,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:55:59,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 55 [2021-11-13 22:55:59,551 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:55:59,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:55:59,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:55:59,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:55:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:55:59,584 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:55:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:55:59,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:55:59,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:55:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:55:59,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:55:59,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:55:59,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:55:59,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:00,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:00,099 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:00,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:00,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:00,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 22:56:00,572 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:00,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:00,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:00,594 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:00,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:00,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:00,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:00,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:00,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:00,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:56:00,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:01,008 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:01,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:01,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:01,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 60 [2021-11-13 22:56:01,536 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:01,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:01,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:01,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:01,552 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:01,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:01,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:01,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:01,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:01,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:01,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:01,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:01,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:01,954 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:01,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:01,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:01,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 45 [2021-11-13 22:56:02,499 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:02,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:02,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:02,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:02,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:02,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:02,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:02,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:56:02,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:02,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:02,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:56:02,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:02,859 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:02,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:02,896 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:02,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:02,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 22:56:03,417 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:03,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:03,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:03,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:03,439 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:03,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:03,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:03,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:03,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:03,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:03,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:03,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:03,854 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:03,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:03,899 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:04,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:04,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 22:56:04,462 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:04,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:04,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:04,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:04,487 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:04,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:04,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:04,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:04,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:04,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:04,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:04,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:04,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:04,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:04,933 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:04,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:04,955 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:05,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:05,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 22:56:05,490 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:05,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:05,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:05,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:05,511 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:05,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:05,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:05,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:05,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:05,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 22:56:05,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:05,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:05,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:05,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:05,902 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:05,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:05,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:05,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-11-13 22:56:06,440 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:06,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:06,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:06,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:06,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:06,468 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:06,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:06,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:06,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:06,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:06,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:06,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:06,558 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:06,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:06,899 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:06,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:06,925 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:07,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:07,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 22:56:07,450 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:07,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:07,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:07,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:07,469 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:07,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:07,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:07,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:07,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:07,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:07,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:07,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:07,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:07,865 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:07,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:07,887 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:08,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:08,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:08,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:08,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 22:56:08,510 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:08,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:08,519 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:08,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:08,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:08,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:08,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:08,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:56:08,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:08,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:08,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:08,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:08,965 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:08,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:08,990 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:09,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:09,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:09,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:09,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 22:56:09,559 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:09,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:09,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:09,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:09,588 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:09,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:09,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:09,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:09,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:09,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:09,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:09,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:09,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:10,005 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:10,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:10,034 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:10,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:10,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 28 [2021-11-13 22:56:10,612 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:10,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:10,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:10,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:10,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:10,628 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:10,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:10,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:10,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:10,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:10,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:10,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:10,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:11,043 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:11,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:11,095 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:11,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:11,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 22:56:11,580 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:11,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:11,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:11,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:11,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:11,599 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:11,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:11,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:11,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:11,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:11,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:11,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:11,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:12,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:12,060 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:12,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:12,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:12,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 56 [2021-11-13 22:56:12,584 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:12,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:12,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:12,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:12,616 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:12,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:12,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:12,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:12,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:12,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:12,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:12,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:13,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:13,103 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:13,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:13,136 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:13,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:13,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:13,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:13,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:56:13,679 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:13,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:13,687 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:13,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:13,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:13,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:13,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:13,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:13,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:14,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:14,199 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:14,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:14,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:14,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:14,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 45 [2021-11-13 22:56:14,742 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:14,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:14,754 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:14,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:14,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:14,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:14,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:14,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:14,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:14,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:15,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:15,191 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:15,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:15,221 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:15,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:15,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2021-11-13 22:56:15,839 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:15,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:15,848 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:15,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:15,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:15,858 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:15,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:15,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:15,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:15,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:15,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:15,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:15,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:16,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:16,361 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:16,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:16,398 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:16,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:16,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:16,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:16,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 22:56:17,006 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:17,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:17,014 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:17,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:17,023 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:17,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:17,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:17,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:17,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:17,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:17,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:17,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:17,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:17,418 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:17,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:17,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:17,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 47 [2021-11-13 22:56:18,079 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:18,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:18,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:18,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:18,097 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:18,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:18,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:18,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:18,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:56:18,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:18,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:18,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:56:18,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:18,459 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:18,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:18,488 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:18,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:18,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 63 [2021-11-13 22:56:19,095 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:19,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:19,110 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:19,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:19,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:19,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:19,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:19,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:19,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:19,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:19,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:19,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:19,554 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:19,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:19,610 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:19,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:19,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:19,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:19,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:56:20,196 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:20,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:20,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:20,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:20,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:20,216 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:20,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:20,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:20,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:20,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:20,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:20,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:20,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:20,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:20,768 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:20,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:20,808 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:20,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:20,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 22:56:21,380 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:21,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:21,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:21,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:21,398 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:21,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:21,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:21,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:21,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:21,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:21,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:21,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:21,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:21,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:21,831 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:21,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:21,893 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:21,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:21,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 43 [2021-11-13 22:56:22,549 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:22,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:22,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:22,576 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:22,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:22,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:22,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:22,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:56:22,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:22,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:22,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:56:22,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:23,008 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:23,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:23,040 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:23,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:23,141 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:23,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:56:23,675 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:23,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:23,692 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:23,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:23,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:23,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:23,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:23,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:23,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:23,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:23,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:24,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:24,152 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:24,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:24,188 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:24,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:24,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 50 [2021-11-13 22:56:24,804 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:24,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:24,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:24,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:24,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:24,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:24,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:24,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:24,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:24,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:25,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:25,226 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:25,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:25,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:25,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-11-13 22:56:25,781 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:25,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:25,793 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:25,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:25,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:25,803 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:25,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:25,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:25,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:25,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:25,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:25,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:25,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:26,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:26,177 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:26,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:26,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:26,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:56:26,821 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:26,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:26,832 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:26,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:26,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:26,842 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:26,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:26,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:26,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:26,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:26,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:26,904 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:26,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:27,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:27,234 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:27,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:27,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:27,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:56:27,887 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:27,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:27,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:27,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:27,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:27,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:27,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:27,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:56:27,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:27,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:28,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:28,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:28,291 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:28,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:28,340 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:28,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:28,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:28,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:28,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 22:56:29,011 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:29,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:29,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:29,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:29,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:29,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:29,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:29,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:29,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:56:29,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:29,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:29,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:29,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:29,393 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:29,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:29,448 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:29,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:29,538 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:29,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 22:56:30,141 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:30,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:30,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:30,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:30,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:30,162 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:30,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:30,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:30,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:30,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:30,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:30,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:30,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:30,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:30,563 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:30,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:30,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:30,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:30,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:30,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 22:56:31,162 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:31,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:31,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:31,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:31,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:31,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:31,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:31,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:31,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:31,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:31,616 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:31,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:31,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:31,693 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:31,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 22:56:32,341 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:32,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:32,355 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:32,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:32,365 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:32,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:32,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:32,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:32,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:32,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:32,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:32,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:32,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:32,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:32,782 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:32,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:32,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:32,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:32,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:32,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 22:56:33,422 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:33,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:33,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:33,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:33,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:33,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:33,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:33,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:33,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:33,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:33,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:33,944 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:33,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 216 treesize of output 160 [2021-11-13 22:56:33,985 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:34,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:34,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:34,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:34,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 22:56:35,227 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:35,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 51 treesize of output 30 [2021-11-13 22:56:35,305 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:36,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:36,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:36,084 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:36,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:36,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:36,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:36,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:56:36,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:36,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:36,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:56:36,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:36,729 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:36,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:36,799 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:36,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:36,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:36,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:36,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:56:37,523 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:37,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:37,538 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:37,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:37,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:37,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:37,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:37,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:37,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:37,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:37,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:37,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:38,147 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:38,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:38,184 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:38,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:38,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:56:38,911 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:38,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:38,920 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:38,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:38,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:38,930 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:38,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:38,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:38,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:38,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:38,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:56:38,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:38,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:39,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:39,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:39,382 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:39,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:39,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:39,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:39,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 22:56:40,218 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:40,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:40,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:40,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:40,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:40,245 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:40,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:40,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:40,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:40,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:40,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:40,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:40,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:40,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:40,687 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:40,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:40,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:40,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:56:41,515 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:41,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:41,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:41,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:41,537 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:41,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:41,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:41,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:41,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:41,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:41,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:41,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:41,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:41,978 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:41,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:42,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:42,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 45 [2021-11-13 22:56:42,800 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:42,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:42,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:42,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:42,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:42,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:42,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:42,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:42,883 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:42,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:42,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:42,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:43,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:43,335 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:43,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:43,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:56:44,014 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:44,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:44,022 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:44,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:44,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:44,031 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:44,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:44,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:44,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:44,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:56:44,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:44,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:44,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:44,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:44,388 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:44,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:44,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:44,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:44,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 43 [2021-11-13 22:56:45,117 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:45,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:45,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:45,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:45,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:45,146 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:45,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:45,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:45,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:45,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:45,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:45,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:45,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:45,616 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:45,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:45,638 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:45,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:45,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:45,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:45,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:56:46,356 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:46,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:46,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:46,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:46,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:46,377 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:46,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:46,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:46,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:46,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:56:46,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:46,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:46,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:46,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:46,819 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:46,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:46,868 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:46,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:46,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 22:56:47,612 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:47,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:47,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:47,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:47,630 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:47,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:47,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:47,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:47,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:56:47,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:47,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:47,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:47,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:48,011 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:48,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:48,074 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:48,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 22:56:48,791 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:48,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:48,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:48,813 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:48,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:48,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:48,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:48,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:48,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:48,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:48,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:49,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:49,191 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:49,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:49,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 30 [2021-11-13 22:56:50,009 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:50,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:50,016 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:50,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:50,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:50,027 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:50,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:50,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:50,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:50,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:50,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:50,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:50,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:56:50,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:50,436 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:50,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:50,511 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:50,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:56:51,304 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:51,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:51,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:51,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:51,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:51,322 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:51,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:51,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:51,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:51,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:51,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:51,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:51,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:51,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:51,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:51,748 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:56:51,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:56:51,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:51,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 47 [2021-11-13 22:56:52,659 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:52,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:52,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:52,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:52,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:52,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:52,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:52,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:52,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:53,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:53,077 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:53,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:53,157 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:53,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:53,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:53,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:53,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:56:53,931 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:53,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:53,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:53,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:53,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:53,954 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:53,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:53,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:53,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:53,999 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:54,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:54,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:54,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:54,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:54,369 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:54,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:54,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:54,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:54,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2021-11-13 22:56:55,208 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:55,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:55,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:55,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:55,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:55,228 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:55,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:55,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:55,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:55,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 22:56:55,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:55,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:55,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:55,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:55,610 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:55,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:55,641 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:55,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:55,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 22:56:56,546 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:56,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:56,555 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:56,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:56,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:56,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:56,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:56,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:56,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:56,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:56,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:56,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:56,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:56,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:57,018 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:57,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:57,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:57,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:57,238 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 43 [2021-11-13 22:56:57,951 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:57,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:57,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:57,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:57,976 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:57,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:57,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:57,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:58,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:56:58,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:58,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:58,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:58,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:58,368 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:56:58,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:56:58,410 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:58,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:58,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:58,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:56:58,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 48 [2021-11-13 22:56:59,312 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:56:59,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:56:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:56:59,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:56:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:56:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:56:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:56:59,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:56:59,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:56:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:56:59,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:56:59,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:56:59,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:56:59,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:56:59,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:59,761 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:56:59,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:56:59,821 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:56:59,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:56:59,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 22:57:00,625 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:00,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:00,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:00,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:00,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:00,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:00,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:00,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:00,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:00,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:00,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:00,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:00,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:00,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:01,043 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:01,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:01,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:01,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 60 [2021-11-13 22:57:01,813 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:01,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:01,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:01,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:01,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:01,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:01,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:01,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:01,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:01,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:02,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:02,304 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:02,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:02,336 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:02,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:02,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:02,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:02,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 22:57:03,174 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:03,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:03,185 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:03,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:03,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:03,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:03,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:03,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:03,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:03,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:03,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:03,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:03,674 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:03,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:03,754 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:03,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:03,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:03,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:03,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:57:04,571 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:04,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:04,582 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:04,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:04,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:04,590 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:04,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:04,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:04,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:04,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:04,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 22:57:04,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:04,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:04,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:05,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:05,125 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:05,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:05,166 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:05,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:05,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:05,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:05,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 22:57:06,080 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:06,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:06,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:06,097 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:06,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:06,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:06,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:06,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:57:06,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:06,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:06,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:06,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:06,493 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:06,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:06,520 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:06,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:06,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:06,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:06,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 22:57:07,250 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:07,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:07,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:07,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:07,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:07,310 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:07,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:07,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:07,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:07,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:07,654 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:07,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:07,687 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:07,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:07,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:57:08,604 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:08,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:08,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:08,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:08,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:08,628 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:08,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:08,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:08,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:08,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:08,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:08,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:08,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:09,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:09,092 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:09,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:09,176 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:09,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:09,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:09,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:09,289 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 22:57:10,084 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:10,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:10,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:10,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:10,102 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:10,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:10,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:10,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:10,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:10,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:10,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:10,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:10,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:10,507 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:10,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:10,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:10,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:10,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:10,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 22:57:11,462 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:11,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:11,477 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:11,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:11,491 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:11,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:11,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:11,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:11,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:11,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:11,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:11,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:12,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:12,130 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:12,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:12,212 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:12,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:12,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:12,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:12,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:57:13,023 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:13,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:13,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:13,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:13,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:13,040 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:13,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:13,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:13,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:13,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:13,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:13,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:13,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:57:13,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:13,435 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:13,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:13,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:13,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:57:14,391 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:14,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:14,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:14,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 35 states and 63 transitions. [2021-11-13 22:57:14,412 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 63 transitions. [2021-11-13 22:57:14,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:14,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:14,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:14,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:14,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:14,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:14,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:15,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:15,375 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 22:57:15,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 22:57:15,620 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:15,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:15,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:15,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:15,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 73 [2021-11-13 22:57:16,711 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:16,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:16,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:18,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:18,021 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:18,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:18,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:18,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:18,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:57:18,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:18,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:18,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:18,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:18,445 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:18,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:18,549 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:18,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:18,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:18,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:18,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:57:19,492 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:19,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:19,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:19,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:19,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:19,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:19,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:19,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:19,570 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:19,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:19,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:19,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:19,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:19,999 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:57:20,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:57:20,104 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:20,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:20,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 59 [2021-11-13 22:57:21,104 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:21,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:21,115 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:21,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:21,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:21,124 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:21,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:21,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:21,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:21,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:21,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:21,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:21,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:21,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:21,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:21,646 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:21,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:21,756 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:21,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:21,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 52 [2021-11-13 22:57:22,718 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:22,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:22,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:22,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:22,739 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:22,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:22,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:22,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:22,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:22,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:22,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:22,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:23,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:23,242 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:23,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:23,351 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:23,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:23,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:23,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:23,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:57:24,322 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:24,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:24,333 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:24,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:24,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:24,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:24,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:24,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:24,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:24,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:24,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:24,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:24,757 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:24,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:24,851 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:24,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:24,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 22:57:25,853 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:25,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:25,868 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:25,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:25,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:25,880 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:25,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:25,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:25,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:25,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:57:25,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:25,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:25,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:26,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:26,255 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:26,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:26,305 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:26,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:26,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 22:57:27,298 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:27,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:27,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:27,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:27,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:27,324 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:27,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:27,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:27,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:27,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:57:27,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:27,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:27,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:27,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:27,747 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:27,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:27,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:27,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 45 [2021-11-13 22:57:28,748 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:28,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:28,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:28,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:28,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:28,767 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:28,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:28,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:28,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:28,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:28,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:28,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:28,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:29,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:29,257 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:29,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:29,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:29,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 55 [2021-11-13 22:57:30,299 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:30,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:30,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:30,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:30,324 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:30,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:30,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:30,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:30,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:30,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:57:30,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:30,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:30,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:31,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:31,220 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 22:57:31,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 22:57:31,278 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:31,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:31,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:31,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:31,430 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 81 [2021-11-13 22:57:32,330 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:32,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:32,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:32,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:32,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:32,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:32,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:32,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:32,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:32,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:32,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 22:57:32,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:32,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:32,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:32,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:32,985 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:32,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:33,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:33,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 47 [2021-11-13 22:57:34,108 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:34,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:34,116 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:34,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:34,126 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:34,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:34,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:34,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:34,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:34,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:34,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:34,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:34,647 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:34,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:34,751 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:34,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:34,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 22:57:35,750 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:35,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:35,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:35,775 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:35,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:35,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:35,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:35,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:57:35,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:35,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:35,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:36,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:36,183 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:36,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:36,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 22:57:37,333 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:37,334 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:37,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:37,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:37,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:37,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:37,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:37,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:37,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:37,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:37,753 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:37,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:37,823 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:37,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:37,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 22:57:38,671 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:38,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:38,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:38,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:38,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:38,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:38,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:38,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:57:38,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:38,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:38,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:39,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:39,292 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:39,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:39,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:39,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-11-13 22:57:40,280 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:40,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:40,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:40,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:40,300 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:40,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:40,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:40,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:40,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-13 22:57:40,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:40,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:40,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:40,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:40,734 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:40,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:40,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:40,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:40,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:40,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 22:57:41,860 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:41,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:41,871 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:41,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:41,881 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:41,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:41,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:41,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:41,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:41,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:41,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:41,993 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:42,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:42,377 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:42,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:42,420 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:42,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:42,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 22:57:43,530 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:43,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:43,541 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:43,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:43,551 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:43,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:43,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:43,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:43,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:43,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:43,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:43,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:43,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:57:43,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:43,974 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:43,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:44,058 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:44,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:44,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 22:57:45,113 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:45,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:45,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:45,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:45,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:45,147 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:45,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:45,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:45,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:45,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:57:45,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:45,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:45,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:45,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:45,957 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:57:45,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:57:46,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:46,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 69 [2021-11-13 22:57:47,042 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:47,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:47,055 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:47,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:47,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:47,066 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:47,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:47,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:47,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:47,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:47,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:57:47,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:47,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:47,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:47,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:47,752 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:57:47,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:57:47,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:47,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 34 [2021-11-13 22:57:49,131 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:49,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:49,139 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:49,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:49,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:49,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:49,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:49,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:57:49,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:49,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:49,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:49,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:49,672 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:49,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:49,711 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:49,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:49,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 22:57:50,867 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:50,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:50,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:50,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:50,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:50,890 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:50,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:50,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:50,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:50,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:50,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:50,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:50,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:51,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:51,363 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:57:51,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:57:51,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:51,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:51,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:57:51,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:57:52,543 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:52,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:52,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:52,567 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:52,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:52,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:52,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:52,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:52,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:52,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:52,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:52,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:52,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:53,012 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:57:53,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:57:53,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:53,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-11-13 22:57:54,134 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:54,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:54,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:54,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:54,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:54,156 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:54,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:54,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:54,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:54,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:57:54,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:54,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:54,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:54,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:54,884 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:57:54,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:57:54,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:54,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 79 [2021-11-13 22:57:56,148 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:56,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:56,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:56,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:56,165 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:56,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:56,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:56,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:56,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:57:56,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:56,227 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:56,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:56,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:56,724 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:57:56,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:57:56,826 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:57:56,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:56,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 50 [2021-11-13 22:57:57,847 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:57,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:57,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:57,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:57,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:57,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:57,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:57,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:57,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:57:57,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:57:57,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:57:57,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:57:58,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:58,637 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:57:58,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:57:58,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:57:58,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 70 [2021-11-13 22:57:59,891 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:57:59,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:57:59,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:57:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:57:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:57:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:57:59,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:57:59,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:57:59,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:57:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:57:59,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:57:59,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:00,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:00,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:00,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:00,456 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:00,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:00,533 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:00,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:00,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 22:58:01,601 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:01,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:01,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:01,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:01,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:01,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:01,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:01,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:01,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:58:01,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:01,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:01,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:01,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:02,028 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:58:02,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:58:02,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:02,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 79 [2021-11-13 22:58:03,327 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:03,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:03,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:03,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:03,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:03,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:03,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:58:03,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:03,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:03,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:58:03,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:03,899 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:03,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:03,998 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:04,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:04,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 22:58:05,075 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:05,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:05,086 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:05,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:05,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:05,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:05,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:58:05,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:05,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:05,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:05,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:05,916 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:58:05,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:58:05,963 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:06,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:06,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 57 [2021-11-13 22:58:07,386 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:07,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:07,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:07,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:07,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:07,409 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:07,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:07,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:07,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:07,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:07,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:07,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:07,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:07,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:07,892 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:07,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:07,934 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:08,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:08,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:08,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:08,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:58:09,081 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:09,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:09,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:09,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:09,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:09,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:09,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:58:09,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:09,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:09,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:09,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:09,546 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:09,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:09,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:09,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:09,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:09,719 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:09,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:58:10,729 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:10,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:10,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:10,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:10,754 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:10,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:10,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:10,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:10,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:10,805 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:10,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:10,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:11,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:11,212 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:11,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:11,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:11,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 60 [2021-11-13 22:58:12,330 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:12,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:12,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:12,348 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:12,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:12,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:12,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:12,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:12,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:58:12,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:12,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:12,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:58:12,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:13,011 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:13,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:13,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:13,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-11-13 22:58:14,223 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:14,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:14,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:14,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:14,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:14,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:14,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:14,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:14,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:14,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:14,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:14,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:14,681 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:14,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:14,701 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:14,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:14,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:58:15,825 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:15,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:15,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:15,849 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:15,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:15,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:15,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:15,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:58:15,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:15,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:15,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:16,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:16,618 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 22:58:16,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 22:58:16,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:16,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:16,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:16,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 73 [2021-11-13 22:58:17,923 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:17,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:17,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:17,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:17,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:17,947 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:17,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:17,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:17,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:18,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:18,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:18,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:18,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:18,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:18,491 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:18,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:18,534 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:18,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:18,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 58 [2021-11-13 22:58:19,715 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:19,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:19,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:19,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:19,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:19,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:19,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:19,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:19,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:58:19,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:19,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:19,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:20,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:20,500 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:58:20,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:58:20,629 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:20,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:20,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 34 [2021-11-13 22:58:22,055 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:22,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:22,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:22,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:22,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:22,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:22,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:22,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:22,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:22,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:22,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:22,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:22,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:22,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:22,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:22,532 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:22,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:22,579 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:22,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:22,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2021-11-13 22:58:23,892 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:23,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:23,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:23,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:23,916 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:23,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:23,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:23,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:23,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:23,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:24,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:24,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:24,475 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:24,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:24,560 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:24,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:24,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 45 [2021-11-13 22:58:25,735 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:25,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:25,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:25,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:25,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:25,758 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:25,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:25,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:25,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:25,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:58:25,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:25,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:25,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:26,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:26,561 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:58:26,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:58:26,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:26,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 70 [2021-11-13 22:58:27,937 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:27,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:27,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:27,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:27,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:27,959 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:27,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:27,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:27,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:28,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:28,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:28,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:28,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:28,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:28,433 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:28,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:28,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:28,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-11-13 22:58:29,494 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:29,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:29,502 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:29,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:29,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:29,511 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:29,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:29,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:29,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:29,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:29,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:29,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:29,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:29,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:29,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:29,934 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:29,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:30,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:30,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 50 [2021-11-13 22:58:31,264 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:31,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:31,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:31,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:31,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:31,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:31,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:31,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:31,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:31,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:31,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:31,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:31,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:31,704 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:31,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:31,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:31,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 60 [2021-11-13 22:58:32,999 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:32,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:33,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:33,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:33,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:33,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:33,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:58:33,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:33,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:33,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:33,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:33,458 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:33,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:33,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:33,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:33,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:33,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 22:58:34,787 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:34,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:34,799 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:34,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:34,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:34,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:34,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:34,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:34,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:58:34,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:34,875 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:34,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:35,373 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:35,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:35,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:35,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 55 [2021-11-13 22:58:36,648 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:36,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:36,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:36,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:36,684 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:36,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:36,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:36,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:36,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:58:36,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:36,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:36,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:37,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:37,221 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:37,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:37,307 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:37,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:37,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:37,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:37,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:58:38,348 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:38,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:38,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:38,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:38,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:38,365 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:38,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:38,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:38,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:38,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:38,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:38,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:38,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:38,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:38,862 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:38,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:39,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:39,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:58:40,196 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:40,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:40,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:40,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:40,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:40,221 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:40,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:40,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:40,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:40,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:40,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:40,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:40,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:40,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:40,660 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:40,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:40,720 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:41,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:41,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 50 [2021-11-13 22:58:42,000 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:42,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:42,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:42,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:42,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:42,019 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:42,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:42,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:42,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 22:58:42,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:42,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:42,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:42,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:42,444 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:42,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:42,489 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:42,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:42,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:42,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:42,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 52 [2021-11-13 22:58:43,714 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:43,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:43,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:43,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:43,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:43,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:43,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:43,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:43,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:58:43,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:43,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:43,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:44,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:44,382 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:44,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:44,468 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:44,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:44,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 22:58:45,550 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:45,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:45,561 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:45,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:45,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:45,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:45,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:45,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:45,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:45,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:45,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:45,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:58:45,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:46,069 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:46,069 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:46,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:46,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:46,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:46,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 22:58:47,578 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:47,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:47,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:47,616 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:47,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:47,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:47,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:47,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:58:47,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:47,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:47,717 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:48,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:48,194 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:58:48,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:58:48,248 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:48,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:48,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2021-11-13 22:58:49,471 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:49,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:49,479 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:49,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:49,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:49,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:49,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:49,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:49,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:58:49,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:49,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:49,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:50,308 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:58:50,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:58:50,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:50,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 79 [2021-11-13 22:58:51,795 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:51,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:51,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:51,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:51,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:51,824 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:51,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:51,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:51,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:51,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 22:58:51,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:51,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:51,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:52,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:52,427 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:52,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:52,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:52,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:52,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:52,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:58:53,645 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:53,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:53,668 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:53,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:53,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:53,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:53,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:58:53,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:53,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:53,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:54,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:54,246 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:58:54,247 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:58:54,348 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:54,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:54,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:54,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:58:54,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 22:58:55,576 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:55,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:55,584 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:55,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:55,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:55,594 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:55,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:55,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:55,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:55,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:58:55,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:55,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:55,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:55,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:56,050 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:58:56,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:58:56,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:56,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 69 [2021-11-13 22:58:57,538 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:57,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:57,547 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:57,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:57,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:57,556 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:57,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:57,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:57,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:57,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:58:57,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:57,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:57,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:58:58,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:58,111 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:58:58,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:58:58,213 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:58:58,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:58:58,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 22:58:59,588 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:58:59,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:58:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:58:59,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:58:59,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:58:59,617 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:58:59,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:58:59,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:58:59,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:58:59,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:58:59,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 22:58:59,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:58:59,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:58:59,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:59:00,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:00,185 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:59:00,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:59:00,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:00,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:00,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:59:00,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:59:01,643 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:01,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:01,661 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:01,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:01,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:01,671 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:01,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:01,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:01,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:01,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:59:01,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:01,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:01,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:02,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:02,519 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:59:02,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:59:02,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:02,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 54 [2021-11-13 22:59:04,258 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:04,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:04,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:04,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:04,281 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:04,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:04,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:04,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:04,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:04,337 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:04,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:04,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:04,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:04,724 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:59:04,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:59:04,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:04,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:04,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:04,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:59:04,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 22:59:06,091 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:06,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:06,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:06,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:06,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:06,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:06,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:06,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:59:06,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:06,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:06,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:06,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:06,820 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:59:06,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:59:06,964 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:07,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:07,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 72 [2021-11-13 22:59:08,285 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:08,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:08,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:08,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:08,554 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:08,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:08,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:08,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:08,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:08,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:08,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:08,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:08,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:08,991 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:08,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:09,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:09,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:59:10,429 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:10,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:10,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:10,451 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:10,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:10,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:10,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:10,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:10,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:10,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:10,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:10,992 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:59:10,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:59:11,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:11,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:11,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:11,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:59:11,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 22:59:12,549 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:12,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:12,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:12,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:12,577 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:12,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:12,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:12,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:12,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:12,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:12,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:12,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:12,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:12,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:13,047 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:13,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:13,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:13,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 45 [2021-11-13 22:59:14,607 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:14,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:14,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:14,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:14,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:14,630 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:14,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:14,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:14,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:14,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:59:14,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:14,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:14,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:15,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:15,514 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:59:15,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:59:15,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:15,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 50 [2021-11-13 22:59:17,050 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:17,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:17,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:17,068 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:17,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:17,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:17,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:59:17,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:17,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:17,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:17,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:17,555 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:17,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:17,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:17,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 55 [2021-11-13 22:59:19,046 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:19,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:19,056 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:19,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:19,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:19,066 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:19,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:19,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:19,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:59:19,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:19,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:19,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:19,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:19,502 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:59:19,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:59:19,559 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:19,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:19,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 78 [2021-11-13 22:59:21,035 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:21,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:21,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:21,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:21,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:21,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:21,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:21,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:21,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:21,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:21,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:21,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:21,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:21,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 22:59:21,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:21,512 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:21,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:21,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:21,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 22:59:23,052 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:23,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:23,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:23,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:23,072 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:23,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:23,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:23,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:23,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:59:23,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:23,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:23,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:23,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:23,523 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:23,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:23,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:23,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 28 [2021-11-13 22:59:24,805 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:24,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:24,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:24,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:24,823 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:24,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:24,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:24,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:24,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:24,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:24,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:25,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:25,317 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:25,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:25,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:25,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:59:26,708 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:26,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:26,716 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:26,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:26,731 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:26,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:26,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:26,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:26,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:26,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:26,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:26,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:26,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:27,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:27,246 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:59:27,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:59:27,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:27,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:27,449 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:59:27,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 22:59:28,833 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:28,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:28,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:28,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:28,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:28,854 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:28,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:28,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:28,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:28,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:59:28,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:28,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:28,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:29,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:29,735 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 22:59:29,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 22:59:29,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:29,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:29,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:59:29,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 73 [2021-11-13 22:59:31,391 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:31,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:31,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:31,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:31,413 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:31,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:31,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:31,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:31,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:31,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:31,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:31,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:31,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:31,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:31,895 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:31,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:32,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:32,091 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 45 [2021-11-13 22:59:33,541 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:33,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:33,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:33,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:33,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:33,567 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:33,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:33,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:33,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:33,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:33,615 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:33,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:33,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:33,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:34,056 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:34,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:34,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:34,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:59:35,640 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:35,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:35,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:35,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:35,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:35,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:35,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:59:35,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:35,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:35,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:36,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:36,703 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 22:59:36,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 22:59:36,816 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:36,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:36,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 72 [2021-11-13 22:59:38,264 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:38,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:38,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:38,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:38,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:38,440 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:38,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:38,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:38,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:38,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:38,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:38,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:38,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:38,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:38,903 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:59:38,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:59:39,032 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:39,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:39,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:39,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:59:39,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 22:59:40,558 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:40,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:40,571 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:40,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:40,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:40,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:40,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:40,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:40,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:40,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:59:40,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:40,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:40,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:41,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:41,218 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:41,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:41,354 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:41,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:41,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 22:59:42,915 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:42,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:42,924 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:42,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:42,933 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:42,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:42,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:42,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:42,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:59:42,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:42,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:43,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:43,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:43,374 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:43,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:43,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:43,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 22:59:44,749 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:44,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:44,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:44,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:44,768 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:44,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:44,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:44,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:44,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 22:59:44,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:44,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:44,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:45,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:45,248 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:59:45,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:59:45,373 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:45,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:45,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 121 treesize of output 81 [2021-11-13 22:59:46,990 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:46,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:47,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:47,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:47,013 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:47,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:47,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:47,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:47,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:47,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:47,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:47,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:47,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:47,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:47,466 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 22:59:47,466 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 22:59:47,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:47,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 22:59:48,973 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:48,973 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:48,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:48,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:48,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:48,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:48,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:48,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:49,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 22:59:49,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:49,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:49,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:49,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:49,443 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:59:49,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:59:49,588 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:49,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:49,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 60 [2021-11-13 22:59:50,877 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:50,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:50,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:50,905 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:50,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:50,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:50,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:50,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 22:59:50,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:50,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:50,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:51,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:51,804 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:59:51,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:59:51,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:51,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 70 [2021-11-13 22:59:53,572 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:53,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:53,585 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:53,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:53,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:53,599 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:53,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:53,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:53,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:53,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:53,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:53,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:53,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:54,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:54,125 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 22:59:54,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 22:59:54,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:54,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 22:59:55,506 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:55,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:55,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:55,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:55,528 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:55,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:55,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:55,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:55,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:55,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:55,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:55,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:56,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:56,561 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 22:59:56,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 22:59:56,693 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 22:59:56,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:56,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 120 treesize of output 80 [2021-11-13 22:59:58,375 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 22:59:58,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 22:59:58,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 22:59:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 22:59:58,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 22:59:58,528 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 22:59:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 22:59:58,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 22:59:58,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 22:59:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 22:59:58,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 22:59:58,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 22:59:58,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 22:59:58,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 22:59:59,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:59,183 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 22:59:59,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 22:59:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:59,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 22:59:59,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 22:59:59,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 23:00:00,886 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:00,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:00,898 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:00,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:00,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:00,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:00,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:00,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:00,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:00,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:00,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:01,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:01,377 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:00:01,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:00:01,446 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:01,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:01,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 45 [2021-11-13 23:00:02,749 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:02,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:02,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:02,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:02,772 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:02,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:02,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:02,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:02,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:00:02,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:02,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:02,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:03,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:03,315 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:00:03,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:00:03,397 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:03,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:03,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 23:00:05,045 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:05,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:05,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:05,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:05,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:05,075 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:05,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:05,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:05,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:05,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:05,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:05,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:05,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:05,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:00:05,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:05,594 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:00:05,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:00:05,673 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:05,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:05,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 43 [2021-11-13 23:00:07,303 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:07,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:07,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:07,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:07,322 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:07,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:07,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:07,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:07,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:00:07,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:07,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:07,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:08,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:08,372 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:00:08,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:00:08,449 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:08,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:08,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:08,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:00:08,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 80 [2021-11-13 23:00:10,321 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:10,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:10,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:10,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:10,341 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:10,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:10,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:10,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:10,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:00:10,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:10,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:10,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:11,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:11,329 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:00:11,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:00:11,483 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:11,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:11,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:11,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:00:11,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 71 [2021-11-13 23:00:13,079 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:13,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:13,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:13,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:13,107 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:13,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:13,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:13,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:13,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:13,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:13,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:13,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:13,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:13,766 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:00:13,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:00:13,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:13,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 58 [2021-11-13 23:00:15,553 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:15,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:15,565 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:15,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:15,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:15,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:15,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:15,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:00:15,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:15,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:15,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:16,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:16,203 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:00:16,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:00:16,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:16,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 45 [2021-11-13 23:00:17,868 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:17,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:17,878 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:17,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:17,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:17,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:17,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:00:17,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:17,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:17,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:18,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:18,861 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:00:18,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:00:18,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:18,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 69 [2021-11-13 23:00:20,722 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:20,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:20,741 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:20,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:20,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:20,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:20,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:20,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:20,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:20,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:21,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:21,409 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:00:21,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:00:21,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:21,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:21,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:00:21,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 23:00:23,255 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:23,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:23,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:23,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:23,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:23,276 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:23,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:23,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:23,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:23,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:00:23,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:23,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:23,378 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:23,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:23,911 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:00:23,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:00:24,082 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:24,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:24,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:24,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:00:24,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 23:00:25,773 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:25,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:25,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:25,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:25,800 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:25,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:25,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:25,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:25,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:00:25,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:25,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:25,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:26,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:26,796 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:00:26,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:00:27,018 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:27,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:27,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 72 [2021-11-13 23:00:28,664 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:28,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:28,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:28,687 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:28,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:28,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:28,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:28,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:00:28,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:28,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:28,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:29,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:29,167 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:00:29,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:00:29,322 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:29,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:29,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 58 [2021-11-13 23:00:31,029 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:31,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:31,049 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:31,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:31,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:31,058 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:31,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:31,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:31,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:31,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:00:31,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:31,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:31,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:31,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:31,546 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:00:31,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:00:31,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:31,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 23:00:33,089 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:33,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:33,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:33,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:33,110 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:33,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:33,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:33,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:33,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:33,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:33,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:33,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:33,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:33,576 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:00:33,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:00:33,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:33,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 23:00:35,342 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:35,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:35,361 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:35,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:35,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:35,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:35,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:35,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:35,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:00:35,430 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:35,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:35,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:36,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:36,380 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:00:36,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:00:36,547 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:36,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:36,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:36,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:00:36,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 71 [2021-11-13 23:00:38,201 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:38,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:38,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:38,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:38,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:38,222 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:38,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:38,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:38,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:38,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:00:38,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:38,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:38,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:38,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:38,856 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:00:38,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:00:39,024 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:39,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:39,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 23:00:40,613 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:40,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:40,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:40,632 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:40,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:40,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:40,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:40,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:40,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:40,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:41,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:41,119 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:00:41,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:00:41,187 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:41,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:41,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 23:00:42,727 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:42,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:42,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:42,748 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:42,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:42,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:42,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:42,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:42,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:00:42,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:42,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:42,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:43,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:43,457 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:00:43,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:00:43,611 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:43,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:43,673 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 126 treesize of output 72 [2021-11-13 23:00:45,173 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:45,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:45,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:45,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:45,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:45,354 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:45,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:45,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:45,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:45,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:00:45,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:45,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:45,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:45,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:45,855 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:00:45,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:00:45,895 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:46,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:46,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 43 [2021-11-13 23:00:47,446 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:47,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:47,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:47,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:47,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:47,466 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:47,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:47,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:47,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:47,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:47,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:00:47,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:47,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:47,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:48,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:48,105 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:00:48,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:00:48,160 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:48,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:48,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 60 [2021-11-13 23:00:49,666 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:49,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:49,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:49,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:49,687 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:49,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:49,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:49,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:49,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:00:49,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:49,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:49,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:50,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:50,395 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:00:50,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:00:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:50,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:50,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:00:50,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 23:00:52,296 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:52,296 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:52,307 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:52,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:52,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:52,317 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:52,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:52,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:52,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:52,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:52,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:52,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:52,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:52,882 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:00:52,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:00:52,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:52,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 60 [2021-11-13 23:00:54,559 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:54,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:54,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:54,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:54,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:54,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:00:54,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:54,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:54,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:55,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:55,205 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:00:55,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:00:55,341 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:55,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:55,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 23:00:57,092 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:57,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:57,104 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:57,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:57,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:57,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:57,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:57,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:00:57,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:57,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:57,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:57,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:57,776 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:00:57,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:00:57,831 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:00:57,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:57,907 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 23:00:59,287 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:00:59,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:00:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:00:59,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:00:59,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:00:59,308 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:00:59,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:00:59,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:00:59,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:00:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:00:59,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:00:59,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:00:59,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:00:59,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:00:59,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:00:59,786 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:00:59,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:00:59,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:00,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:00,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:00,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:01:00,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 23:01:01,791 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:01,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:01,803 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:01,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:01,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:01,814 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:01,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:01,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:01,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:01,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:01,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:01:01,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:01,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:01,900 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:02,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:02,457 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:02,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:02,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:02,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 23:01:04,148 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:04,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:04,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:04,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:04,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:01:04,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:04,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:04,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:04,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:04,668 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:04,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:04,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:04,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 56 [2021-11-13 23:01:06,323 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:06,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:06,334 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:06,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:06,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:06,344 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:06,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:06,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:06,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:06,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:06,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:06,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:06,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:01:06,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:06,848 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:01:06,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:01:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:06,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 60 [2021-11-13 23:01:08,276 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:08,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:08,288 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:08,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:08,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:08,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:08,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:08,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:08,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:08,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:01:08,361 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:08,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:08,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:08,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:08,853 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:01:08,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:01:09,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:09,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 23:01:10,751 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:10,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:10,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:10,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:10,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:10,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:10,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:10,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:10,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:10,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:11,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:11,271 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:01:11,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:01:11,310 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:11,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:11,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:11,750 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:01:11,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 23:01:13,062 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:13,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:13,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:13,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:13,089 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:13,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:13,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:13,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:13,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:13,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:01:13,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:13,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:13,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:13,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:13,548 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:01:13,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:01:13,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:13,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:13,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:01:13,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 23:01:15,439 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:15,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:15,450 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:15,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:15,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:15,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:15,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:01:15,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:15,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:15,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:01:15,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:16,009 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:16,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:16,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:16,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 23:01:18,034 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:18,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:18,041 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:18,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:18,052 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:18,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:18,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:18,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:18,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:18,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:01:18,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:18,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:18,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:18,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:18,699 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:01:18,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:01:18,866 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:19,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:19,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:19,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:01:19,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:01:20,639 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:20,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:20,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:20,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:20,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:20,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:20,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:20,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:20,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:01:20,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:20,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:20,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:21,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:21,167 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:21,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:21,298 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:21,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:21,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 23:01:23,037 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:23,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:23,057 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:23,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:23,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:23,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:23,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:23,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:01:23,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:23,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:23,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:01:23,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:23,822 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:01:23,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:01:24,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:24,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 71 [2021-11-13 23:01:25,863 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:25,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:25,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:26,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:26,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:26,101 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:26,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:26,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:26,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:26,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:26,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:01:26,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:26,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:26,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:26,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:26,884 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:01:26,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:01:26,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:26,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 47 [2021-11-13 23:01:29,014 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:29,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:29,026 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:29,035 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:29,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:29,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:29,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:29,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:29,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:29,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:29,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:29,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:29,531 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:29,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:29,664 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:29,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:29,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 23:01:31,254 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:31,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:31,262 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:31,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:31,273 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:31,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:31,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:31,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:31,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:31,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:31,339 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:31,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:31,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:31,762 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:01:31,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:01:31,969 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:32,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:32,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 23:01:33,864 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:33,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:33,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:33,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:33,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:33,882 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:33,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:33,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:33,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:33,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:33,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:33,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:33,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:34,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:34,541 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:34,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:34,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:34,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 23:01:36,554 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:36,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:36,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:36,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:36,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:36,576 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:36,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:36,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:36,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:36,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:36,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:01:36,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:36,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:36,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:36,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:37,065 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:01:37,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:01:37,203 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:37,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:37,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:37,483 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:01:37,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 81 [2021-11-13 23:01:39,123 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:39,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:39,136 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:39,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:39,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:39,153 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:39,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:39,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:39,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:39,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:39,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:39,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:39,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:39,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:39,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:39,647 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:39,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:39,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:39,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-11-13 23:01:41,642 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:41,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:41,650 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:41,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:41,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:41,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:41,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:41,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:41,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:41,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:41,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:41,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:42,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:42,129 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:01:42,130 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:01:42,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:42,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 23:01:44,251 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:44,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:44,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:44,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:44,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:44,271 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:44,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:44,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:44,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:44,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:01:44,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:44,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:44,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:45,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:45,313 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:01:45,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:01:45,377 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:45,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:45,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 95 treesize of output 59 [2021-11-13 23:01:47,329 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:47,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:47,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:47,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:47,347 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:47,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:47,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:47,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:47,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:47,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:01:47,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:47,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:47,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:47,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:48,012 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:01:48,013 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:01:48,072 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:48,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:48,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:48,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:01:48,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:01:50,007 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:50,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:50,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:50,024 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:50,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:50,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:50,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:50,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:01:50,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:50,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:50,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:50,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:50,672 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:50,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:50,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:50,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-11-13 23:01:52,721 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:52,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:52,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:52,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:52,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:52,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:52,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:52,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:52,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:52,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:01:52,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:52,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:52,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:53,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:53,249 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:01:53,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:01:53,400 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:53,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:53,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:53,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:01:53,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 23:01:55,198 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:55,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:55,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:55,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:55,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:55,218 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:55,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:55,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:55,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:55,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:01:55,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:55,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:55,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:01:55,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:55,694 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:01:55,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:01:55,825 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:01:55,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:55,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 23:01:57,568 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:01:57,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:01:57,578 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:01:57,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:01:57,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:01:57,587 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:01:57,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:01:57,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:01:57,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:01:57,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:01:57,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:01:57,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:01:57,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:01:57,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:01:58,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:58,233 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:01:58,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:01:58,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:01:58,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 38 [2021-11-13 23:02:00,028 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:00,028 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:00,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:00,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:00,047 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:00,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:00,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:00,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:00,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:00,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:00,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:00,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:02:00,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:00,519 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:02:00,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:02:00,580 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:00,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:00,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:00,933 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:02:00,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 23:02:02,669 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:02,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:02,681 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:02,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:02,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:02,690 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:02,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:02,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:02,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:02,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:02:02,763 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:02,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:02,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:02:03,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:03,236 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:02:03,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:02:03,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:03,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 78 [2021-11-13 23:02:05,544 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:05,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:05,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:05,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:05,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:05,565 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:05,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:05,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:05,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:05,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:02:05,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:05,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:05,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:06,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:06,499 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:02:06,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:02:06,597 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:06,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:06,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 71 [2021-11-13 23:02:08,297 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:08,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:08,306 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:08,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:08,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:08,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:08,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:02:08,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:08,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:08,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:08,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:08,988 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:02:08,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:02:09,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:09,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:09,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:09,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:02:09,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 23:02:10,661 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:10,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:10,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:10,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:10,679 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:10,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:10,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:10,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:02:10,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:10,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:10,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:11,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:11,138 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:11,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:11,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:11,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 23:02:13,029 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:13,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:13,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:13,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:13,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:13,046 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:13,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:13,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:13,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:13,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:13,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:13,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:02:13,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:13,548 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:13,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:13,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:13,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2021-11-13 23:02:15,560 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:15,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:15,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:15,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:15,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:15,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:15,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:02:15,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:15,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:15,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:16,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:16,553 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:02:16,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:02:16,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:16,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 54 [2021-11-13 23:02:18,925 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:18,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:18,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:18,943 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:18,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:18,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:18,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:02:18,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:19,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:19,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:19,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:19,425 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:02:19,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:02:19,476 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:19,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:19,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:19,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:02:19,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 81 [2021-11-13 23:02:21,232 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:21,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:21,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:21,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:21,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:21,249 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:21,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:21,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:21,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:21,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:21,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:02:21,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:21,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:21,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:21,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:21,906 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:21,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:22,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:22,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-11-13 23:02:23,883 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:23,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:23,893 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:23,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:23,903 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:23,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:23,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:23,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:23,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:02:23,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:23,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:23,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:24,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:24,416 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:02:24,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:02:24,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:24,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:24,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:02:24,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 23:02:26,487 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:26,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:26,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:26,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:26,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:26,508 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:26,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:26,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:26,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:26,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:02:26,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:26,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:26,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:27,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:27,494 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:02:27,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:02:27,666 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:27,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:27,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:27,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:02:27,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 72 [2021-11-13 23:02:29,489 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:29,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:29,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:29,517 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:29,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:29,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:29,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:29,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:29,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:29,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:29,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:30,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:30,155 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:30,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:30,320 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:30,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:30,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 23:02:31,912 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:31,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:31,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:31,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:31,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:31,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:31,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:31,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:31,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:32,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:32,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:32,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:32,456 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:02:32,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:02:32,543 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:32,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:32,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:32,768 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:02:32,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 48 [2021-11-13 23:02:34,428 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:34,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:34,436 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:34,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:34,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:34,445 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:34,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:34,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:34,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:34,500 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:34,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:34,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:34,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:34,943 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:34,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:35,033 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:35,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:35,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 50 [2021-11-13 23:02:37,209 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:37,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:37,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:37,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:37,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:37,230 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:37,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:37,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:37,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:37,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:02:37,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:37,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:37,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:37,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:37,916 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:02:37,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:02:37,991 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:38,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:38,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 52 [2021-11-13 23:02:39,949 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:39,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:39,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:39,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:39,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:39,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:40,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:40,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:40,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:40,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:02:40,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:40,526 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:40,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:40,625 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:41,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:41,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 50 [2021-11-13 23:02:42,761 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:42,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:42,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:42,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:42,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:42,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:42,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:02:42,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:42,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:42,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:43,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:43,261 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:43,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:43,337 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:43,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:43,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 23:02:45,151 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:45,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:45,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:45,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:45,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:45,178 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:45,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:45,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:45,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:45,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:02:45,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:45,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:45,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:45,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:45,663 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:02:45,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:02:45,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:45,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:45,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:45,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:02:45,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 71 [2021-11-13 23:02:47,593 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:47,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:47,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:47,613 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:47,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:47,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:47,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:47,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:47,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:47,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:47,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:48,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:48,127 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:02:48,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:02:48,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:48,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 55 [2021-11-13 23:02:50,209 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:50,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:50,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:50,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:50,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:50,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:50,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:50,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:50,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-13 23:02:50,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:50,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:50,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:02:50,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:50,720 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:02:50,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:02:50,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:50,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-11-13 23:02:52,574 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:52,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:52,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:52,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:52,601 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:52,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:52,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:52,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:52,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:52,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:02:52,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:52,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:52,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:53,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:53,300 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:02:53,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:02:53,433 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:02:53,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:53,634 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 23:02:55,347 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:55,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:55,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:55,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:55,367 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:55,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:55,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:55,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:55,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:02:55,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:55,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:55,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:56,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:56,428 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:02:56,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:02:56,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:56,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 70 [2021-11-13 23:02:58,722 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:02:58,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:02:58,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:02:58,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:02:58,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:02:58,743 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:02:58,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:02:58,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:02:58,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:02:58,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:02:58,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:02:58,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:02:58,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:02:58,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:02:59,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:59,264 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:02:59,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:02:59,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:02:59,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 23:03:01,470 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:01,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:01,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:01,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:01,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:01,491 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:01,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:01,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:01,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:01,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:03:01,544 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:01,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:01,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:02,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:02,662 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:03:02,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:03:02,689 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:02,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:02,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:02,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:02,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 81 [2021-11-13 23:03:04,787 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:04,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:04,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:04,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:04,815 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:04,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:04,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:04,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:04,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:03:04,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:04,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:04,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:05,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:05,666 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:03:05,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:03:05,805 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:06,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:06,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:06,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:06,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 23:03:07,765 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:07,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:07,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:07,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:07,782 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:07,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:07,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:07,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:07,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:03:07,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:07,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:07,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:08,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:08,313 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:03:08,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:03:08,479 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:08,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:08,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:08,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:08,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 57 [2021-11-13 23:03:11,034 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:11,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:11,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:11,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:11,062 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:11,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:11,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:11,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:11,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:11,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:11,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:11,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:03:11,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:11,591 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:03:11,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:03:11,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:12,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:12,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:12,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:12,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:03:13,556 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:13,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:13,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:13,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:13,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:13,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:03:13,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:13,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:13,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:13,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:14,099 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:03:14,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:03:14,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:14,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 49 [2021-11-13 23:03:16,273 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:16,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:16,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:16,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:16,290 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:16,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:16,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:16,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:16,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:03:16,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:16,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:16,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:16,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:16,966 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:03:16,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:03:17,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:17,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 23:03:19,108 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:19,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:19,119 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:19,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:19,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:19,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:19,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:19,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:03:19,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:19,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:19,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:19,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:19,621 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:03:19,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:03:19,768 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:20,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:20,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:20,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:20,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 57 [2021-11-13 23:03:22,293 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:22,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:22,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:22,320 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:22,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:22,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:22,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:22,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:22,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:22,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:22,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:03:22,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:22,804 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:03:22,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:03:22,888 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:23,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:23,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 43 [2021-11-13 23:03:24,947 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:24,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:24,955 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:24,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:24,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:24,964 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:24,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:24,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:24,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:25,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:25,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:25,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:25,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:25,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:25,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:25,432 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:03:25,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:03:25,486 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:25,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:25,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 56 [2021-11-13 23:03:27,522 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:27,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:27,530 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:27,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:27,540 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:27,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:27,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:27,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:27,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:27,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:27,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:27,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:27,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:27,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:28,063 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:03:28,064 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:03:28,219 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:28,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:28,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:28,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:28,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:03:30,259 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:30,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:30,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:30,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:30,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:30,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:30,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:30,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:03:30,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:30,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:30,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:30,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:31,008 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:03:31,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:03:31,186 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:31,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:31,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:31,404 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:31,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 23:03:33,009 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:33,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:33,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:33,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:33,028 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:33,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:33,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:33,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:33,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:33,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:33,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:33,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:33,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:33,515 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:03:33,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:03:33,653 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:33,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:33,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:33,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:33,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 23:03:35,749 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:35,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:35,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:35,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:35,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:35,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:35,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:35,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:35,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:35,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:03:35,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:35,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:35,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:36,285 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:03:36,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:03:36,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:36,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 30 [2021-11-13 23:03:38,368 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:38,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:38,376 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:38,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:38,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:38,385 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:38,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:38,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:38,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:38,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:38,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:38,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:38,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:38,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:38,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:38,890 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:03:38,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:03:38,943 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:39,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:39,022 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 23:03:40,606 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:40,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:40,614 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:40,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:40,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:40,624 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:40,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:40,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:40,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:03:40,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:40,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:40,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:41,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:41,282 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:03:41,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:03:41,458 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:41,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:41,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 142 treesize of output 80 [2021-11-13 23:03:43,712 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:43,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:43,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:43,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:43,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:43,729 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:43,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:43,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:43,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:43,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:43,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:43,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:44,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:44,310 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:03:44,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:03:44,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:44,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 94 treesize of output 55 [2021-11-13 23:03:46,268 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:46,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:46,275 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:46,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:46,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:46,284 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:46,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:46,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:46,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:46,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:46,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:46,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:46,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:46,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:46,785 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:03:46,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:03:46,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:46,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:46,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:47,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 23:03:49,109 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:49,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:49,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:49,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:49,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:49,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:49,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:49,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:49,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:49,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:49,837 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:03:49,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:03:50,001 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:50,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:50,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:50,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:50,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 132 treesize of output 81 [2021-11-13 23:03:52,222 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:52,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:52,233 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:52,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:52,401 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:52,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:52,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:52,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:52,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:03:52,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:52,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:52,506 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:52,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:52,911 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:03:52,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:03:53,055 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:03:53,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:53,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:53,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:03:53,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 23:03:54,989 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:54,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:54,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:55,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:55,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:55,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:55,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:55,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:55,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:55,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:55,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:55,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:55,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:55,462 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:03:55,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:03:55,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:55,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 23:03:57,937 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:03:57,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:03:57,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:03:57,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:03:57,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:03:57,955 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:03:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:03:57,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:03:57,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:03:58,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:03:58,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:03:58,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:03:58,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:03:58,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:03:58,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:58,457 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:03:58,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:03:58,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:03:58,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 60 [2021-11-13 23:04:00,702 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:00,702 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:00,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:00,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:00,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:00,723 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:00,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:00,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:00,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:00,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:00,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:00,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:00,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:00,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:01,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:01,836 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:04:01,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:04:02,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:02,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:02,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:02,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 72 [2021-11-13 23:04:04,179 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:04,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:04,190 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:04,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:04,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:04,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:04,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:04,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:04:04,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:04,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:04,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:04,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:04,695 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:04:04,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:04:04,762 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:05,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:05,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:05,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:05,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 23:04:06,896 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:06,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:06,904 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:06,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:06,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:06,913 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:06,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:06,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:06,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:06,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:06,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:06,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:07,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:07,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:07,984 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:04:07,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:04:08,077 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:08,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:08,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:08,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:08,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 82 [2021-11-13 23:04:10,373 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:10,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:10,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:10,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:10,390 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:10,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:10,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:10,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:10,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:10,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:10,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:10,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:11,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:11,593 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:04:11,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:04:11,744 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:12,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:12,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:12,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:12,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 80 [2021-11-13 23:04:14,048 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:14,049 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:14,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:14,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:14,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:14,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:14,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:14,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:14,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:14,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:14,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:14,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:15,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:15,198 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:04:15,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:04:15,356 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:15,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:15,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:15,717 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:15,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 80 [2021-11-13 23:04:17,610 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:17,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:17,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:17,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:17,627 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:17,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:17,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:17,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:04:17,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:17,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:17,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:18,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:18,113 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:04:18,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:04:18,281 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:18,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:18,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 65 [2021-11-13 23:04:20,501 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:20,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:20,512 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:20,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:20,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:20,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:20,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:20,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:20,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:20,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:20,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:21,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:21,608 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:04:21,608 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:04:21,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:21,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 72 [2021-11-13 23:04:23,999 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:23,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:24,010 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:24,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:24,019 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:24,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:24,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:24,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:24,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:24,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:04:24,098 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:24,120 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:24,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:24,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:24,724 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:04:24,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:04:24,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:24,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-11-13 23:04:26,787 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:26,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:26,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:26,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:26,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:26,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:26,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:26,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:26,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:26,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:26,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:27,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:27,885 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:04:27,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:04:27,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:28,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 54 [2021-11-13 23:04:30,725 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:30,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:30,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:30,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:30,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:30,742 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:30,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:30,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:30,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:30,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:04:30,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:30,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:30,844 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:31,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:31,256 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:04:31,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:04:31,431 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:31,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:31,731 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:31,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:04:33,366 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:33,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:33,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:33,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:33,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:33,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:33,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:33,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:33,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:33,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:34,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:34,596 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:04:34,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:04:34,670 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:35,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:35,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:35,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 57 [2021-11-13 23:04:37,451 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:37,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:37,462 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:37,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:37,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:37,471 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:37,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:37,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:37,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:37,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:37,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:37,529 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:37,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:37,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:38,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:38,536 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:04:38,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:04:38,712 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:38,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:38,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:38,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:38,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 71 [2021-11-13 23:04:40,784 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:40,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:40,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:40,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:40,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:40,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:40,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:04:40,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:40,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:40,890 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:41,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:41,404 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:04:41,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:04:41,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:41,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:41,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:41,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:41,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 23:04:43,555 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:43,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:43,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:43,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:43,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:43,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:43,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:43,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:43,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:04:43,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:43,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:43,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:43,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:44,059 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:04:44,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:04:44,251 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:44,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:44,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 50 [2021-11-13 23:04:46,462 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:46,462 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:46,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:46,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:46,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:46,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:46,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:46,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:46,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:46,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:46,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:04:46,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:46,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:46,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:47,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:47,592 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:04:47,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:04:47,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:47,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 49 [2021-11-13 23:04:49,850 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:49,851 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:49,861 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:49,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:49,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:49,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:49,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:49,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:49,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:04:49,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:49,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:49,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:50,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:50,365 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:04:50,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:04:50,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:50,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2021-11-13 23:04:52,828 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:52,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:52,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:52,850 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:52,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:52,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:52,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:52,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:04:52,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:52,920 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:52,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:04:53,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:53,348 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:04:53,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:04:53,394 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:53,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:53,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 88 treesize of output 56 [2021-11-13 23:04:55,797 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:55,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:55,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:55,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:55,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:55,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:55,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:55,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:04:55,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:55,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:55,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:56,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:56,534 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:04:56,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:04:56,590 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:56,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:56,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:56,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:56,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 23:04:58,793 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:04:58,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:04:58,805 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:04:58,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:04:58,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:04:58,813 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:04:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:04:58,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:04:58,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:04:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:04:58,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:04:58,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:04:58,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:04:58,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:04:59,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:59,312 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:04:59,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:04:59,474 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:04:59,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:59,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:04:59,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:04:59,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 48 [2021-11-13 23:05:01,838 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:01,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:01,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:01,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:01,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:01,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:01,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:05:01,957 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:01,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:01,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:02,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:02,739 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:05:02,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:05:02,910 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:03,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:03,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 23:05:04,857 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:04,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:04,887 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:04,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:04,900 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:04,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:04,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:04,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:04,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:05:04,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:05,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:05,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:05,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:05,636 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:05:05,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:05:05,700 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:06,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:06,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:06,148 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:06,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 23:05:08,058 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:08,058 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:08,066 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:08,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:08,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:08,076 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:08,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:08,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:08,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:08,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:05:08,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:08,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:08,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:09,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:09,268 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:05:09,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:05:09,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:09,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 78 [2021-11-13 23:05:12,132 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:12,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:12,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:12,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:12,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:12,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:12,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:12,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:12,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:05:12,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:12,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:12,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:13,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:13,303 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:05:13,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:05:13,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:13,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 125 treesize of output 78 [2021-11-13 23:05:15,968 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:15,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:15,980 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:15,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:15,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:15,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:15,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:16,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:05:16,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:16,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:16,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:16,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:16,539 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:05:16,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:05:16,716 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:16,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:16,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:16,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:16,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 23:05:18,813 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:18,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:18,821 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:18,831 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:18,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:18,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:18,894 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:05:18,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:18,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:18,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:19,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:19,351 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:05:19,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:05:19,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:19,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:19,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 23:05:21,825 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:21,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:21,837 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:21,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:21,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:21,846 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:21,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:21,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:21,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:21,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:05:21,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:21,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:21,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:22,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:22,326 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:05:22,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:05:22,506 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:22,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:22,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:22,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:22,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:05:24,783 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:24,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:24,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:24,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:24,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:24,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:24,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:24,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:05:24,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:24,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:24,899 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:25,514 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:05:25,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:05:25,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:25,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:25,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:25,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 23:05:28,085 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:28,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:28,093 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:28,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:28,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:28,102 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:28,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:28,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:28,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:28,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:28,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:05:28,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:28,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:28,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:28,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:28,600 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:05:28,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:05:28,678 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:28,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:28,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 23:05:30,814 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:30,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:30,834 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:30,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:30,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:30,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:30,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:05:30,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:30,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:30,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:31,442 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:05:31,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:05:31,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:31,761 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 23:05:34,038 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:34,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:34,046 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:34,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:34,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:34,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:34,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:34,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:34,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:05:34,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:34,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:34,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:34,672 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:05:34,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:05:35,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:35,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 45 [2021-11-13 23:05:37,347 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:37,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:37,354 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:37,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:37,363 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:37,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:37,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:37,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:37,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:05:37,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:37,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:37,460 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:37,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:37,910 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:05:37,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:05:37,942 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:38,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:38,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:38,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:38,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:05:40,222 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:40,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:40,234 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:40,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:40,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:40,243 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:40,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:40,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:40,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:40,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:40,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:05:40,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:40,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:40,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:40,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:40,763 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:05:40,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:05:41,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:41,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:41,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:41,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 23:05:43,143 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:43,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:43,154 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:43,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:43,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:43,164 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:43,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:43,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:43,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:43,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:05:43,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:43,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:43,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:43,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:44,054 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:05:44,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:05:44,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:44,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 53 [2021-11-13 23:05:46,405 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:46,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:46,417 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:46,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:46,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:46,426 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:46,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:46,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:46,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:46,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:05:46,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:46,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:46,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:47,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:47,669 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:05:47,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:05:47,905 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:48,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:48,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 143 treesize of output 81 [2021-11-13 23:05:50,312 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:50,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:50,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:50,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:50,331 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:50,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:50,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:50,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:50,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:05:50,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:50,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:50,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:51,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:51,474 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:05:51,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:05:51,627 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:51,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:51,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:51,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:05:51,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 80 [2021-11-13 23:05:54,056 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:54,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:54,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:54,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:54,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:54,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:54,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:54,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:05:54,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:54,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:54,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:54,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:54,788 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:05:54,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:05:54,957 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:55,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:55,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 45 [2021-11-13 23:05:57,390 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:05:57,391 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:05:57,398 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:05:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:05:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:05:57,407 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:05:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:05:57,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:05:57,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:05:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:05:57,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:05:57,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:05:57,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:05:57,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:05:57,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:57,913 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:05:57,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:05:57,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:05:58,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:05:58,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 23:06:00,441 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:00,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:00,459 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:00,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:00,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:00,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:00,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:00,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:00,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:00,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:00,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:00,973 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:06:00,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:06:01,038 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:01,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:01,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:01,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:06:01,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 23:06:03,515 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:03,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:03,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:03,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:03,537 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:03,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:03,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:03,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:03,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:06:03,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:03,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:03,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:04,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:04,114 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:06:04,114 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:06:04,306 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:04,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:04,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 48 [2021-11-13 23:06:06,817 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:06,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:06,825 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:06,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:06,834 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:06,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:06,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:06,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:06,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:06,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:06,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:06,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:06,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:07,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:07,408 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:06:07,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:06:07,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:07,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 38 [2021-11-13 23:06:09,420 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:09,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:09,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:09,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:09,436 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:09,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:09,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:09,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:09,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:09,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:09,515 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:09,539 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:09,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:10,006 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:06:10,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:06:10,241 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:10,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:10,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:10,391 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:06:10,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 72 [2021-11-13 23:06:12,524 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:12,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:12,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:12,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:12,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:12,542 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:12,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:12,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:12,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:12,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:06:12,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:12,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:12,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:06:13,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:13,143 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:06:13,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:06:13,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:13,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 112 treesize of output 58 [2021-11-13 23:06:15,782 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:15,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:15,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:15,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:15,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:15,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:15,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:15,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:15,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:15,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:15,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:16,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:16,319 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:06:16,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:06:16,477 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:16,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:16,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:16,654 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:06:16,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 114 treesize of output 63 [2021-11-13 23:06:18,815 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:18,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:18,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:18,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:18,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:18,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:18,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:18,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:18,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:18,939 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:19,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:19,572 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:06:19,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:06:19,660 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:20,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:20,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 127 treesize of output 65 [2021-11-13 23:06:22,115 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:22,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:22,128 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:22,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:22,138 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:22,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:22,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:22,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:22,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:22,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:22,202 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:22,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:22,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:22,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:22,736 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:06:22,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:06:22,999 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:23,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:23,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 23:06:25,412 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:25,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:25,432 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:25,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:25,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:25,441 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:25,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:25,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:25,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:25,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:25,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:25,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:25,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:25,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:25,961 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:06:25,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:06:26,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:26,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 53 [2021-11-13 23:06:28,278 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:28,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:28,286 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:28,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:28,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:28,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:28,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:28,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:28,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:28,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:28,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:28,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:28,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:29,083 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:06:29,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:06:29,256 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:29,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:29,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 50 [2021-11-13 23:06:31,582 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:31,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:31,590 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:31,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:31,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:31,600 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:31,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:31,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:31,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:31,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:31,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:31,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:32,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:32,136 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:06:32,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:06:32,224 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:32,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:32,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 23:06:35,037 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:35,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:35,048 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:35,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:35,058 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:35,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:35,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:35,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:35,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:35,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:35,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:35,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:35,912 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:06:35,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:06:36,002 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:36,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:36,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 129 treesize of output 67 [2021-11-13 23:06:38,119 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:38,119 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:38,138 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:38,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:38,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:38,148 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:38,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:38,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:38,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:38,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:38,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:38,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:38,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:38,705 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:06:38,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:06:38,759 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:39,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:39,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:39,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:06:39,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 23:06:41,228 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:41,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:41,248 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:41,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:41,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:41,258 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:41,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:41,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:41,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:41,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:41,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:41,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:41,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:41,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:41,784 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:06:41,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:06:41,946 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:42,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:42,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 43 [2021-11-13 23:06:44,529 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:44,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:44,537 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:44,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:44,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:44,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:06:44,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:44,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:44,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:44,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:45,048 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:06:45,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:06:45,303 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:45,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:45,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 107 treesize of output 60 [2021-11-13 23:06:47,821 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:47,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:47,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:47,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:47,846 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:47,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:47,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:47,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:47,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:47,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:47,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:47,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:48,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:48,433 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:06:48,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:06:48,643 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:48,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:48,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 23:06:51,110 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:51,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:51,118 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:51,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:51,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:51,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:51,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:51,195 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:51,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:51,237 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:51,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:51,697 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:06:51,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:06:51,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:51,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 47 [2021-11-13 23:06:54,588 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:54,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:54,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:54,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:54,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:54,606 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:54,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:54,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:54,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:54,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:06:54,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:54,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:54,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:55,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:55,883 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:06:55,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:06:56,029 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:06:56,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:56,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 57 [2021-11-13 23:06:59,029 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:06:59,029 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:06:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:06:59,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:06:59,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:06:59,049 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:06:59,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:06:59,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:06:59,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:06:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:06:59,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:06:59,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:06:59,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:06:59,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:06:59,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:06:59,690 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:06:59,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:06:59,774 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:00,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:00,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 50 [2021-11-13 23:07:02,583 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:02,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:02,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:02,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:02,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:02,604 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:02,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:02,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:02,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:02,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:07:02,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:02,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:02,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:03,853 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:07:03,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:07:03,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:03,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 70 [2021-11-13 23:07:06,382 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:06,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:06,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:06,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:06,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:06,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:06,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:06,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:06,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-13 23:07:06,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:06,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:06,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 42 treesize of output 25 [2021-11-13 23:07:06,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:06,987 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:07:06,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:07:07,057 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:07,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:07,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 60 [2021-11-13 23:07:09,535 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:09,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:09,554 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:09,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:09,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:09,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:09,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:07:09,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:09,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:09,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:10,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:10,808 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:07:10,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:07:10,916 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:11,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:11,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:11,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:11,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 82 [2021-11-13 23:07:13,960 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:13,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:13,969 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:13,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:13,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:14,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-13 23:07:14,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:14,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:14,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:14,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:14,585 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:07:14,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:07:14,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:15,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:15,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 109 treesize of output 62 [2021-11-13 23:07:17,783 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:17,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:17,795 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:17,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:17,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:17,811 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:17,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:17,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:17,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:17,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:07:17,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:17,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:17,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:19,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:19,176 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:07:19,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:07:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:19,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:19,434 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:19,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 72 [2021-11-13 23:07:22,287 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:22,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:22,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:22,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:22,308 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:22,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:22,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:22,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-13 23:07:22,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:22,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:22,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:23,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:23,672 INFO L354 Elim1Store]: treesize reduction 405, result has 9.8 percent of original size [2021-11-13 23:07:23,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 172 [2021-11-13 23:07:23,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:23,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 69 [2021-11-13 23:07:26,587 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:26,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:26,596 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:26,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:26,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:26,605 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:26,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:26,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:26,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:26,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:07:26,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:26,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:26,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:27,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:27,163 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:07:27,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:07:27,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:27,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 62 [2021-11-13 23:07:29,755 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:29,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:29,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:29,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:29,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:29,789 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:29,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:29,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:29,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:29,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:07:29,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:29,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:29,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:30,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:30,623 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:07:30,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:07:30,813 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:31,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:31,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:31,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:31,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 56 [2021-11-13 23:07:33,418 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:33,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:33,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:33,438 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:33,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:33,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:33,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:33,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:33,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:07:33,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:33,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:33,553 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:34,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:34,210 INFO L354 Elim1Store]: treesize reduction 416, result has 7.3 percent of original size [2021-11-13 23:07:34,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 161 [2021-11-13 23:07:34,237 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:34,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:34,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 90 treesize of output 58 [2021-11-13 23:07:37,235 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:37,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:37,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:37,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:37,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:37,252 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:37,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:37,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:37,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:37,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:07:37,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:37,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:37,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:38,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:38,085 INFO L354 Elim1Store]: treesize reduction 397, result has 10.0 percent of original size [2021-11-13 23:07:38,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 159 [2021-11-13 23:07:38,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:38,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 36 [2021-11-13 23:07:40,450 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:40,450 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:40,461 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:40,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:40,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:40,470 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:40,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:40,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:40,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:07:40,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:40,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:40,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:41,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:41,270 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:07:41,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:07:41,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:41,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:41,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:41,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 58 [2021-11-13 23:07:44,131 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:44,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:44,142 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:44,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:44,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:44,151 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:44,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:44,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:44,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:44,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 28 conjunts are in the unsatisfiable core [2021-11-13 23:07:44,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:44,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:44,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:44,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:45,033 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:07:45,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:07:45,070 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:45,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:45,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:45,258 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:45,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 67 [2021-11-13 23:07:47,592 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:47,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:47,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:47,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:47,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:47,611 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:47,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:47,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:47,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:07:47,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:47,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:47,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:48,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:48,555 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:07:48,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:07:48,675 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:48,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:48,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:48,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:48,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 116 treesize of output 65 [2021-11-13 23:07:51,180 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:51,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:51,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:51,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:51,197 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:51,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:51,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:51,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:51,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-13 23:07:51,264 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:51,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:51,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:51,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:52,054 INFO L354 Elim1Store]: treesize reduction 408, result has 7.5 percent of original size [2021-11-13 23:07:52,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 148 [2021-11-13 23:07:52,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:52,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 60 [2021-11-13 23:07:54,935 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:54,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:54,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:54,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:54,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:54,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:54,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:55,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:55,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:07:55,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:55,043 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:55,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:55,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:55,551 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:07:55,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:07:55,649 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:07:56,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:56,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:56,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:56,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 93 treesize of output 50 [2021-11-13 23:07:58,549 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:07:58,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:07:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:07:58,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:07:58,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:07:58,566 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:07:58,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:07:58,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:07:58,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:07:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:07:58,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:07:58,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:07:58,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:07:58,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:07:59,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:59,124 INFO L354 Elim1Store]: treesize reduction 393, result has 10.9 percent of original size [2021-11-13 23:07:59,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 219 treesize of output 163 [2021-11-13 23:07:59,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:59,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:07:59,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:07:59,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 60 [2021-11-13 23:08:01,891 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:08:01,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:08:01,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:01,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 36 states and 66 transitions. [2021-11-13 23:08:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 66 transitions. [2021-11-13 23:08:01,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:08:01,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:01,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:01,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:01,995 INFO L263 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-13 23:08:01,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 23:08:02,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 [2021-11-13 23:08:02,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing 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 27 treesize of output 15 [2021-11-13 23:08:02,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:08:02,771 INFO L354 Elim1Store]: treesize reduction 401, result has 10.7 percent of original size [2021-11-13 23:08:02,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 7 new quantified variables, introduced 10 case distinctions, treesize of input 240 treesize of output 176 [2021-11-13 23:08:03,009 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-13 23:08:03,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:08:03,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-13 23:08:03,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-13 23:08:03,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 100 treesize of output 57 [2021-11-13 23:08:06,231 INFO L354 Elim1Store]: treesize reduction 87, result has 7.4 percent of original size [2021-11-13 23:08:06,232 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 54 treesize of output 33 [2021-11-13 23:08:06,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.