./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:55:03,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:55:03,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:55:03,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:55:03,227 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:55:03,231 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:55:03,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:55:03,239 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:55:03,242 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:55:03,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:55:03,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:55:03,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:55:03,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:55:03,260 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:55:03,264 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:55:03,270 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:55:03,272 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:55:03,273 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:55:03,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:55:03,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:55:03,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:55:03,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:55:03,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:55:03,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:55:03,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:55:03,309 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:55:03,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:55:03,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:55:03,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:55:03,315 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:55:03,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:55:03,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:55:03,319 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:55:03,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:55:03,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:55:03,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:55:03,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:55:03,325 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:55:03,325 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:55:03,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:55:03,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:55:03,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:55:03,381 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:55:03,381 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:55:03,383 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:55:03,384 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:55:03,384 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:55:03,384 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:55:03,385 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:55:03,385 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:55:03,385 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:55:03,385 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:55:03,387 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:55:03,387 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:55:03,387 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:55:03,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:55:03,388 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:55:03,388 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:55:03,389 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:55:03,389 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:55:03,389 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:55:03,389 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:55:03,390 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:55:03,390 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:55:03,390 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:55:03,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:55:03,391 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 [2021-11-23 00:55:03,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:55:03,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:55:03,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:55:03,832 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:55:03,833 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:55:03,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2021-11-23 00:55:03,904 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/data/75efa519f/90a4462b9569478cbe607fc9a800c6a9/FLAG786e3a817 [2021-11-23 00:55:04,717 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:55:04,717 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2021-11-23 00:55:04,749 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/data/75efa519f/90a4462b9569478cbe607fc9a800c6a9/FLAG786e3a817 [2021-11-23 00:55:04,859 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/data/75efa519f/90a4462b9569478cbe607fc9a800c6a9 [2021-11-23 00:55:04,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:55:04,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:55:04,865 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:55:04,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:55:04,869 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:55:04,870 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:55:04" (1/1) ... [2021-11-23 00:55:04,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a04af2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:04, skipping insertion in model container [2021-11-23 00:55:04,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:55:04" (1/1) ... [2021-11-23 00:55:04,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:55:04,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:55:05,512 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44118,44131] [2021-11-23 00:55:05,524 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44660,44673] [2021-11-23 00:55:05,645 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56247,56260] [2021-11-23 00:55:05,646 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56368,56381] [2021-11-23 00:55:05,682 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:55:05,699 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:55:05,744 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44118,44131] [2021-11-23 00:55:05,748 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[44660,44673] [2021-11-23 00:55:05,881 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56247,56260] [2021-11-23 00:55:05,893 WARN L230 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_f2004976-29ab-46ed-9fdd-e43964ce0b2d/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i[56368,56381] [2021-11-23 00:55:05,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:55:05,974 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:55:05,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05 WrapperNode [2021-11-23 00:55:05,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:55:05,976 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:55:05,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:55:05,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:55:05,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,187 INFO L137 Inliner]: procedures = 282, calls = 347, calls flagged for inlining = 22, calls inlined = 26, statements flattened = 1364 [2021-11-23 00:55:06,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:55:06,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:55:06,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:55:06,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:55:06,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,353 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:55:06,354 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:55:06,354 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:55:06,354 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:55:06,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:05" (1/1) ... [2021-11-23 00:55:06,370 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:55:06,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:55:06,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:55:06,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2004976-29ab-46ed-9fdd-e43964ce0b2d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:55:06,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:55:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 00:55:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:55:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:55:06,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:55:06,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:55:06,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:55:06,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:55:06,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:55:06,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:55:06,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:55:06,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:55:06,724 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:55:06,726 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:55:09,149 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:55:09,449 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:55:09,449 INFO L301 CfgBuilder]: Removed 72 assume(true) statements. [2021-11-23 00:55:09,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:55:09 BoogieIcfgContainer [2021-11-23 00:55:09,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:55:09,458 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:55:09,458 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:55:09,471 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:55:09,471 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:55:09" (1/1) ... [2021-11-23 00:55:09,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:55:09,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1213 states and 1364 transitions. [2021-11-23 00:55:09,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1364 transitions. [2021-11-23 00:55:09,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:55:09,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:09,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1212 states and 1363 transitions. [2021-11-23 00:55:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1363 transitions. [2021-11-23 00:55:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:55:09,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1211 states and 1362 transitions. [2021-11-23 00:55:10,040 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1362 transitions. [2021-11-23 00:55:10,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:55:10,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1210 states and 1360 transitions. [2021-11-23 00:55:10,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1360 transitions. [2021-11-23 00:55:10,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:55:10,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1209 states and 1359 transitions. [2021-11-23 00:55:10,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1359 transitions. [2021-11-23 00:55:10,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:55:10,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1208 states and 1358 transitions. [2021-11-23 00:55:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1358 transitions. [2021-11-23 00:55:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:55:10,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1211 states and 1363 transitions. [2021-11-23 00:55:10,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1363 transitions. [2021-11-23 00:55:10,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:55:10,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1210 states and 1362 transitions. [2021-11-23 00:55:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1362 transitions. [2021-11-23 00:55:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:55:10,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:10,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1211 states and 1363 transitions. [2021-11-23 00:55:10,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1363 transitions. [2021-11-23 00:55:10,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:55:10,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1212 states and 1365 transitions. [2021-11-23 00:55:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1365 transitions. [2021-11-23 00:55:11,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:55:11,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1213 states and 1367 transitions. [2021-11-23 00:55:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1367 transitions. [2021-11-23 00:55:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:55:11,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1212 states and 1365 transitions. [2021-11-23 00:55:11,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1365 transitions. [2021-11-23 00:55:11,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:55:11,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1211 states and 1364 transitions. [2021-11-23 00:55:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1364 transitions. [2021-11-23 00:55:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:55:11,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1212 states and 1366 transitions. [2021-11-23 00:55:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1366 transitions. [2021-11-23 00:55:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:55:11,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1213 states and 1367 transitions. [2021-11-23 00:55:11,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1367 transitions. [2021-11-23 00:55:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:55:11,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1212 states and 1366 transitions. [2021-11-23 00:55:12,021 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1366 transitions. [2021-11-23 00:55:12,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:55:12,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1211 states and 1365 transitions. [2021-11-23 00:55:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1365 transitions. [2021-11-23 00:55:12,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:55:12,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1210 states and 1364 transitions. [2021-11-23 00:55:12,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1364 transitions. [2021-11-23 00:55:12,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:55:12,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1213 states and 1367 transitions. [2021-11-23 00:55:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1367 transitions. [2021-11-23 00:55:12,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:55:12,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1212 states and 1366 transitions. [2021-11-23 00:55:12,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1366 transitions. [2021-11-23 00:55:12,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:55:12,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:55:12,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:12,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:12,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1212 states and 1364 transitions. [2021-11-23 00:55:12,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1364 transitions. [2021-11-23 00:55:12,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:55:12,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:55:13,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:13,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1212 states and 1360 transitions. [2021-11-23 00:55:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1360 transitions. [2021-11-23 00:55:13,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:13,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:55:13,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:13,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1212 states and 1358 transitions. [2021-11-23 00:55:13,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1358 transitions. [2021-11-23 00:55:13,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:13,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:13,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:13,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:13,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:13,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1217 states and 1367 transitions. [2021-11-23 00:55:13,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1367 transitions. [2021-11-23 00:55:13,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:13,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:13,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:55:13,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:14,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1219 states and 1370 transitions. [2021-11-23 00:55:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1370 transitions. [2021-11-23 00:55:14,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:14,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:14,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:14,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:15,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1221 states and 1376 transitions. [2021-11-23 00:55:15,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1376 transitions. [2021-11-23 00:55:15,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:15,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:15,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:15,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1220 states and 1375 transitions. [2021-11-23 00:55:15,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1375 transitions. [2021-11-23 00:55:15,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:15,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:15,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:15,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:15,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:15,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1221 states and 1376 transitions. [2021-11-23 00:55:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1376 transitions. [2021-11-23 00:55:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:55:15,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:15,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:15,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1220 states and 1375 transitions. [2021-11-23 00:55:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1375 transitions. [2021-11-23 00:55:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:55:15,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:15,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:15,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:15,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1221 states and 1377 transitions. [2021-11-23 00:55:16,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1221 states and 1377 transitions. [2021-11-23 00:55:16,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:16,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:16,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:16,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1224 states and 1383 transitions. [2021-11-23 00:55:16,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1383 transitions. [2021-11-23 00:55:16,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:16,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:16,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:16,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:16,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:16,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 1223 states and 1382 transitions. [2021-11-23 00:55:16,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1382 transitions. [2021-11-23 00:55:16,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:16,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:16,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:16,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:16,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:16,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:17,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 1224 states and 1384 transitions. [2021-11-23 00:55:17,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1384 transitions. [2021-11-23 00:55:17,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:17,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,177 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:17,178 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:17,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:17,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1383 states to 1223 states and 1383 transitions. [2021-11-23 00:55:17,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1223 states and 1383 transitions. [2021-11-23 00:55:17,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:55:17,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:17,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:17,346 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:17,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 1224 states and 1385 transitions. [2021-11-23 00:55:17,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1385 transitions. [2021-11-23 00:55:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:17,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:17,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:17,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:17,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1227 states and 1389 transitions. [2021-11-23 00:55:17,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1389 transitions. [2021-11-23 00:55:17,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:17,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:18,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:18,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:18,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:18,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1228 states and 1392 transitions. [2021-11-23 00:55:18,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1392 transitions. [2021-11-23 00:55:18,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:18,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:18,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:18,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:18,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1228 states and 1391 transitions. [2021-11-23 00:55:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1391 transitions. [2021-11-23 00:55:18,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:18,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:18,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:18,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:18,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1390 states to 1227 states and 1390 transitions. [2021-11-23 00:55:18,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 1390 transitions. [2021-11-23 00:55:18,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:18,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:18,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:18,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:18,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:18,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:19,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:19,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1228 states and 1392 transitions. [2021-11-23 00:55:19,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1392 transitions. [2021-11-23 00:55:19,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:19,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:19,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:19,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:19,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1231 states and 1396 transitions. [2021-11-23 00:55:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1396 transitions. [2021-11-23 00:55:19,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:19,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:19,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1230 states and 1395 transitions. [2021-11-23 00:55:19,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1395 transitions. [2021-11-23 00:55:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:55:19,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:19,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:19,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:19,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:20,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1231 states and 1397 transitions. [2021-11-23 00:55:20,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1397 transitions. [2021-11-23 00:55:20,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:55:20,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:20,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:20,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:20,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 1230 states and 1396 transitions. [2021-11-23 00:55:20,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 1396 transitions. [2021-11-23 00:55:20,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:55:20,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:20,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:20,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:20,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:20,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1231 states and 1398 transitions. [2021-11-23 00:55:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1398 transitions. [2021-11-23 00:55:20,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:20,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:20,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:20,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:20,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:20,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:20,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 1234 states and 1402 transitions. [2021-11-23 00:55:20,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1402 transitions. [2021-11-23 00:55:20,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:20,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:20,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:21,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:21,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:21,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1233 states and 1401 transitions. [2021-11-23 00:55:21,113 INFO L276 IsEmpty]: Start isEmpty. Operand 1233 states and 1401 transitions. [2021-11-23 00:55:21,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:21,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:21,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:21,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:21,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:21,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:21,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1403 states to 1234 states and 1403 transitions. [2021-11-23 00:55:21,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1403 transitions. [2021-11-23 00:55:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:55:21,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:21,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:21,821 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:21,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:21,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:22,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:22,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1235 states and 1406 transitions. [2021-11-23 00:55:22,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1406 transitions. [2021-11-23 00:55:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:55:22,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:22,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:22,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:22,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1235 states and 1405 transitions. [2021-11-23 00:55:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1405 transitions. [2021-11-23 00:55:22,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:55:22,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:22,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:22,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:22,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1238 states and 1409 transitions. [2021-11-23 00:55:22,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1409 transitions. [2021-11-23 00:55:22,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:55:22,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:22,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:22,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1237 states and 1408 transitions. [2021-11-23 00:55:22,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1408 transitions. [2021-11-23 00:55:22,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:55:22,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 00:55:22,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:22,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:23,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1238 states and 1410 transitions. [2021-11-23 00:55:23,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1410 transitions. [2021-11-23 00:55:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:23,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:23,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:23,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:23,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1241 states and 1414 transitions. [2021-11-23 00:55:23,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1414 transitions. [2021-11-23 00:55:23,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:55:23,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 00:55:23,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:24,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1257 states and 1433 transitions. [2021-11-23 00:55:24,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1433 transitions. [2021-11-23 00:55:24,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:55:24,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:24,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:55:24,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:24,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:24,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1273 states and 1458 transitions. [2021-11-23 00:55:25,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1458 transitions. [2021-11-23 00:55:25,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:55:25,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:55:25,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:25,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:25,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 1273 states and 1456 transitions. [2021-11-23 00:55:25,254 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 1456 transitions. [2021-11-23 00:55:25,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:25,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-23 00:55:25,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:25,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:25,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:27,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 1288 states and 1477 transitions. [2021-11-23 00:55:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1477 transitions. [2021-11-23 00:55:27,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:27,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:55:27,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:27,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1290 states and 1481 transitions. [2021-11-23 00:55:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1481 transitions. [2021-11-23 00:55:27,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:55:27,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:27,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:27,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:28,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:28,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1308 states and 1512 transitions. [2021-11-23 00:55:28,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1512 transitions. [2021-11-23 00:55:28,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:55:28,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:29,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:29,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:29,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 1311 states and 1516 transitions. [2021-11-23 00:55:29,521 INFO L276 IsEmpty]: Start isEmpty. Operand 1311 states and 1516 transitions. [2021-11-23 00:55:29,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:55:29,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:29,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:29,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:29,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:31,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1522 states to 1314 states and 1522 transitions. [2021-11-23 00:55:31,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1522 transitions. [2021-11-23 00:55:31,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:55:31,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:31,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:31,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1317 states and 1527 transitions. [2021-11-23 00:55:31,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1527 transitions. [2021-11-23 00:55:31,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:55:31,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:31,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:31,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1318 states and 1528 transitions. [2021-11-23 00:55:31,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1528 transitions. [2021-11-23 00:55:31,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:55:31,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:31,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:31,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:32,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1321 states and 1533 transitions. [2021-11-23 00:55:32,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1533 transitions. [2021-11-23 00:55:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:55:32,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:32,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:33,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1324 states and 1539 transitions. [2021-11-23 00:55:33,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1539 transitions. [2021-11-23 00:55:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:55:33,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:33,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:33,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:33,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1327 states and 1544 transitions. [2021-11-23 00:55:33,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1544 transitions. [2021-11-23 00:55:33,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:55:33,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,557 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:33,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:33,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1328 states and 1545 transitions. [2021-11-23 00:55:34,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1545 transitions. [2021-11-23 00:55:34,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:34,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:34,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1331 states and 1550 transitions. [2021-11-23 00:55:34,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1331 states and 1550 transitions. [2021-11-23 00:55:34,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:34,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:34,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 1334 states and 1556 transitions. [2021-11-23 00:55:36,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1556 transitions. [2021-11-23 00:55:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:55:36,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 00:55:36,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:36,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:36,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1334 states and 1554 transitions. [2021-11-23 00:55:36,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1554 transitions. [2021-11-23 00:55:36,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:36,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:36,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:36,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:37,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1362 states and 1603 transitions. [2021-11-23 00:55:37,888 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1603 transitions. [2021-11-23 00:55:37,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:55:37,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 00:55:37,983 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:38,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:38,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:38,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1365 states and 1607 transitions. [2021-11-23 00:55:38,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1607 transitions. [2021-11-23 00:55:38,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:55:38,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:38,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:38,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:38,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:38,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:38,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:39,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:39,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1366 states and 1607 transitions. [2021-11-23 00:55:39,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1607 transitions. [2021-11-23 00:55:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:55:39,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:39,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 00:55:39,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:39,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-11-23 00:55:39,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:43,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:43,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1398 states and 1659 transitions. [2021-11-23 00:55:43,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 1659 transitions. [2021-11-23 00:55:43,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:55:43,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:43,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:43,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:43,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:45,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:45,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1408 states and 1675 transitions. [2021-11-23 00:55:45,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1675 transitions. [2021-11-23 00:55:45,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:55:45,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:45,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:45,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:45,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:46,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:46,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1409 states and 1678 transitions. [2021-11-23 00:55:46,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1678 transitions. [2021-11-23 00:55:46,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:55:46,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:46,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:46,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:47,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1409 states and 1677 transitions. [2021-11-23 00:55:47,415 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1677 transitions. [2021-11-23 00:55:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:55:47,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:47,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:47,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1408 states and 1676 transitions. [2021-11-23 00:55:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1676 transitions. [2021-11-23 00:55:47,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:55:47,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:47,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:48,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:48,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1409 states and 1678 transitions. [2021-11-23 00:55:48,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1678 transitions. [2021-11-23 00:55:48,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:55:48,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:48,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:49,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:49,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:49,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1408 states and 1677 transitions. [2021-11-23 00:55:49,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1677 transitions. [2021-11-23 00:55:49,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:55:49,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:55:49,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:49,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:50,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:50,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1411 states and 1682 transitions. [2021-11-23 00:55:50,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1682 transitions. [2021-11-23 00:55:50,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:55:50,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:50,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:50,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 00:55:50,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:55:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:00,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1456 states and 1750 transitions. [2021-11-23 00:56:00,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1750 transitions. [2021-11-23 00:56:00,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:56:00,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:00,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:00,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:00,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:00,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1455 states and 1749 transitions. [2021-11-23 00:56:00,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1455 states and 1749 transitions. [2021-11-23 00:56:00,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:56:00,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:00,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:00,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:56:00,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:00,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:01,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1456 states and 1751 transitions. [2021-11-23 00:56:01,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1456 states and 1751 transitions. [2021-11-23 00:56:01,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:01,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:01,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:01,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:01,725 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:01,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:02,024 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:02,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:03,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1506 states and 1860 transitions. [2021-11-23 00:56:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1860 transitions. [2021-11-23 00:56:24,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:24,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:24,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:24,389 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:24,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:24,443 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:24,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:25,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:25,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 1507 states and 1861 transitions. [2021-11-23 00:56:25,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1861 transitions. [2021-11-23 00:56:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:25,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:25,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:25,347 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:25,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:25,409 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:25,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:26,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:26,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1862 states to 1508 states and 1862 transitions. [2021-11-23 00:56:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 1862 transitions. [2021-11-23 00:56:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:26,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:26,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:26,469 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:26,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:26,527 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:26,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:27,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:27,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1863 states to 1509 states and 1863 transitions. [2021-11-23 00:56:27,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1863 transitions. [2021-11-23 00:56:27,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:27,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:27,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:27,439 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:27,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:27,495 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:27,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:28,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 1510 states and 1864 transitions. [2021-11-23 00:56:28,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1864 transitions. [2021-11-23 00:56:28,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:28,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:28,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:28,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:28,400 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:28,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:28,453 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:28,453 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:29,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:29,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1865 states to 1511 states and 1865 transitions. [2021-11-23 00:56:29,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1511 states and 1865 transitions. [2021-11-23 00:56:29,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:29,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:29,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:29,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:29,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:29,438 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:29,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:29,488 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:29,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:30,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:30,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1866 states to 1512 states and 1866 transitions. [2021-11-23 00:56:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1512 states and 1866 transitions. [2021-11-23 00:56:30,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:30,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:30,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:30,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:30,368 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:30,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:30,419 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:30,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:31,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:31,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1867 states to 1513 states and 1867 transitions. [2021-11-23 00:56:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1867 transitions. [2021-11-23 00:56:31,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:31,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:31,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:31,333 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:31,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:31,392 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:31,396 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:32,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:32,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1868 states to 1514 states and 1868 transitions. [2021-11-23 00:56:32,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1514 states and 1868 transitions. [2021-11-23 00:56:32,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:32,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:32,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:32,269 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:32,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:32,313 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:32,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:33,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:33,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1515 states and 1869 transitions. [2021-11-23 00:56:33,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1515 states and 1869 transitions. [2021-11-23 00:56:33,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:33,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:33,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:33,193 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:33,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:33,253 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:33,253 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:34,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:34,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1516 states and 1870 transitions. [2021-11-23 00:56:34,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 1870 transitions. [2021-11-23 00:56:34,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:34,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:34,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:34,233 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:34,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:34,293 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:34,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:35,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:35,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1871 states to 1517 states and 1871 transitions. [2021-11-23 00:56:35,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1517 states and 1871 transitions. [2021-11-23 00:56:35,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:35,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:35,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:35,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:35,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:35,183 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:35,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:35,228 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:35,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:35,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:36,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 1518 states and 1872 transitions. [2021-11-23 00:56:36,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 1872 transitions. [2021-11-23 00:56:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:36,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:36,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:36,100 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:36,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:36,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:36,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:36,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:36,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1873 states to 1519 states and 1873 transitions. [2021-11-23 00:56:36,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 1873 transitions. [2021-11-23 00:56:36,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:36,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:37,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:37,053 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:37,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:37,106 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:37,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:37,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 1520 states and 1874 transitions. [2021-11-23 00:56:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1874 transitions. [2021-11-23 00:56:37,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:37,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:37,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:37,918 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:37,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:37,963 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:37,963 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:38,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 1521 states and 1875 transitions. [2021-11-23 00:56:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 1521 states and 1875 transitions. [2021-11-23 00:56:38,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:38,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:38,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:38,855 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:38,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:38,914 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:38,915 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:39,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:39,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 1522 states and 1876 transitions. [2021-11-23 00:56:39,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1522 states and 1876 transitions. [2021-11-23 00:56:39,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:39,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:39,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:39,936 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:39,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:39,983 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:39,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:40,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:40,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1877 states to 1523 states and 1877 transitions. [2021-11-23 00:56:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 1877 transitions. [2021-11-23 00:56:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:40,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:40,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:40,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:40,779 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:40,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:40,824 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:40,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:41,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:41,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:41,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1878 states to 1524 states and 1878 transitions. [2021-11-23 00:56:41,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1524 states and 1878 transitions. [2021-11-23 00:56:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:41,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:41,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:41,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:41,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:41,650 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:41,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:41,694 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:41,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:42,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1879 states to 1525 states and 1879 transitions. [2021-11-23 00:56:42,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1879 transitions. [2021-11-23 00:56:42,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:42,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,520 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:42,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:42,543 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:42,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:42,598 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:42,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:43,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1526 states and 1880 transitions. [2021-11-23 00:56:43,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 1880 transitions. [2021-11-23 00:56:43,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:43,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:43,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:43,500 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:43,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:43,556 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:43,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 1527 states and 1881 transitions. [2021-11-23 00:56:44,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1527 states and 1881 transitions. [2021-11-23 00:56:44,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:44,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:44,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:44,379 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:44,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:44,421 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:44,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:45,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:45,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:45,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1882 states to 1528 states and 1882 transitions. [2021-11-23 00:56:45,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 1882 transitions. [2021-11-23 00:56:45,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:45,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:45,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:45,174 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:45,193 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:45,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:45,242 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:45,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:45,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:46,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1529 states and 1883 transitions. [2021-11-23 00:56:46,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1883 transitions. [2021-11-23 00:56:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:46,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:46,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:46,123 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:46,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:46,181 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:46,182 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:46,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1530 states and 1884 transitions. [2021-11-23 00:56:46,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1884 transitions. [2021-11-23 00:56:46,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:46,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:46,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:46,958 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:46,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:47,016 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:47,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:47,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:47,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1531 states and 1885 transitions. [2021-11-23 00:56:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 1885 transitions. [2021-11-23 00:56:47,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:47,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:47,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:47,777 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:47,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:47,825 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:47,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:48,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1886 states to 1532 states and 1886 transitions. [2021-11-23 00:56:48,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1532 states and 1886 transitions. [2021-11-23 00:56:48,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:48,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:48,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:48,641 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:48,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:48,686 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:48,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:49,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1887 states to 1533 states and 1887 transitions. [2021-11-23 00:56:49,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1887 transitions. [2021-11-23 00:56:49,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:49,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:49,489 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:49,513 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:49,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:49,576 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:49,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:50,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1888 states to 1534 states and 1888 transitions. [2021-11-23 00:56:50,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1888 transitions. [2021-11-23 00:56:50,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:50,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:50,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:50,387 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:50,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:50,446 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:50,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:51,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:51,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1889 states to 1535 states and 1889 transitions. [2021-11-23 00:56:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1889 transitions. [2021-11-23 00:56:51,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:51,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:51,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:51,257 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:51,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:51,302 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:51,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:51,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:52,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1890 states to 1536 states and 1890 transitions. [2021-11-23 00:56:52,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 1890 transitions. [2021-11-23 00:56:52,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:52,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:52,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:52,089 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:52,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:52,179 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:52,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:52,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:52,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1891 states to 1537 states and 1891 transitions. [2021-11-23 00:56:52,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1537 states and 1891 transitions. [2021-11-23 00:56:52,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:52,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:52,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:52,895 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:52,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:52,939 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:52,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:53,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 1538 states and 1892 transitions. [2021-11-23 00:56:53,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 1892 transitions. [2021-11-23 00:56:53,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:53,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:53,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:53,740 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:53,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:53,796 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:53,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:54,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1539 states and 1893 transitions. [2021-11-23 00:56:54,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 1893 transitions. [2021-11-23 00:56:54,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:54,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:54,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:54,616 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:54,616 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:54,677 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:54,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:55,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:55,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 1540 states and 1894 transitions. [2021-11-23 00:56:55,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 1894 transitions. [2021-11-23 00:56:55,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:55,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:55,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:55,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:55,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:55,621 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:55,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:55,677 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:55,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:56,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:56,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:56,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1895 states to 1541 states and 1895 transitions. [2021-11-23 00:56:56,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1541 states and 1895 transitions. [2021-11-23 00:56:56,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:56,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:56,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:56,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:56,525 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:56,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:56,568 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:56,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:57,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:57,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1542 states and 1896 transitions. [2021-11-23 00:56:57,257 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 1896 transitions. [2021-11-23 00:56:57,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:57,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:57,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:57,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:57,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:57,352 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:57,352 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:57,401 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:57,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:58,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:58,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1897 states to 1543 states and 1897 transitions. [2021-11-23 00:56:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1897 transitions. [2021-11-23 00:56:58,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:58,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:58,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:58,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:58,167 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:58,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:58,211 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:58,212 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:58,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:58,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1544 states and 1898 transitions. [2021-11-23 00:56:58,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 1898 transitions. [2021-11-23 00:56:58,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:58,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,012 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:59,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:59,031 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:59,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:59,081 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:59,081 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:56:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:59,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1899 states to 1545 states and 1899 transitions. [2021-11-23 00:56:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1899 transitions. [2021-11-23 00:56:59,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:56:59,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:56:59,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:56:59,891 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:56:59,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:56:59,944 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:56:59,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:00,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 1546 states and 1900 transitions. [2021-11-23 00:57:00,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1546 states and 1900 transitions. [2021-11-23 00:57:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:00,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:00,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:00,716 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:00,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:00,760 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:00,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:01,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:01,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1547 states and 1901 transitions. [2021-11-23 00:57:01,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 1901 transitions. [2021-11-23 00:57:01,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:01,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:01,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:01,555 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:01,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:01,606 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:01,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:02,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1902 states to 1548 states and 1902 transitions. [2021-11-23 00:57:02,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 1902 transitions. [2021-11-23 00:57:02,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:02,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:02,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:02,451 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:02,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:02,505 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:02,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:03,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:03,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1903 states to 1549 states and 1903 transitions. [2021-11-23 00:57:03,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1903 transitions. [2021-11-23 00:57:03,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:03,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:03,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:03,322 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:03,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:03,366 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:03,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:04,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:04,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1550 states and 1904 transitions. [2021-11-23 00:57:04,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1550 states and 1904 transitions. [2021-11-23 00:57:04,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:04,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:04,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:04,151 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:04,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:04,200 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:04,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:04,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:04,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1551 states and 1905 transitions. [2021-11-23 00:57:04,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1905 transitions. [2021-11-23 00:57:04,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:04,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:04,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:04,994 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:04,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:05,056 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:05,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:05,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 1552 states and 1906 transitions. [2021-11-23 00:57:05,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 1906 transitions. [2021-11-23 00:57:05,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:05,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:06,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:06,047 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:06,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:06,095 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:06,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:06,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:06,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1907 states to 1553 states and 1907 transitions. [2021-11-23 00:57:06,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 1907 transitions. [2021-11-23 00:57:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:06,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:06,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:06,928 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:06,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:06,994 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:06,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:07,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:07,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1554 states and 1908 transitions. [2021-11-23 00:57:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 1908 transitions. [2021-11-23 00:57:07,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:07,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:07,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:07,855 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:07,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:07,897 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:07,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:08,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:08,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1909 states to 1555 states and 1909 transitions. [2021-11-23 00:57:08,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1909 transitions. [2021-11-23 00:57:08,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:08,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:08,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:08,692 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:08,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:08,735 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:08,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:09,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:09,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1910 states to 1556 states and 1910 transitions. [2021-11-23 00:57:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1910 transitions. [2021-11-23 00:57:09,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:09,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:09,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:09,540 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:09,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:09,589 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:09,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:10,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:10,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1557 states and 1911 transitions. [2021-11-23 00:57:10,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 1911 transitions. [2021-11-23 00:57:10,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:10,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:10,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:10,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:10,469 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:10,470 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:10,524 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:10,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:11,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:11,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:11,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1558 states and 1912 transitions. [2021-11-23 00:57:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 1912 transitions. [2021-11-23 00:57:11,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:11,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:11,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:11,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:11,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:11,505 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:11,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:11,560 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:11,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:12,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:12,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1913 states to 1559 states and 1913 transitions. [2021-11-23 00:57:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 1913 transitions. [2021-11-23 00:57:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:12,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:12,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:12,465 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:12,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:12,526 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:12,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:13,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:13,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1914 states to 1560 states and 1914 transitions. [2021-11-23 00:57:13,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 1914 transitions. [2021-11-23 00:57:13,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:13,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,343 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:13,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:13,361 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:13,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:13,414 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:13,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:14,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:14,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 1561 states and 1915 transitions. [2021-11-23 00:57:14,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1915 transitions. [2021-11-23 00:57:14,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:14,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:14,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:14,261 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:14,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:14,309 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:14,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:15,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:15,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1562 states and 1916 transitions. [2021-11-23 00:57:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1562 states and 1916 transitions. [2021-11-23 00:57:15,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:15,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:15,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:15,217 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:15,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:15,269 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:15,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:15,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:16,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1917 states to 1563 states and 1917 transitions. [2021-11-23 00:57:16,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 1917 transitions. [2021-11-23 00:57:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:16,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:16,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:16,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:16,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:16,112 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:16,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:16,162 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:16,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:16,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:16,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:16,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1918 states to 1564 states and 1918 transitions. [2021-11-23 00:57:16,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1564 states and 1918 transitions. [2021-11-23 00:57:16,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:16,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:16,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:16,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:16,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:16,943 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:16,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:16,985 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:16,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:17,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:17,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:17,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1919 states to 1565 states and 1919 transitions. [2021-11-23 00:57:17,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 1919 transitions. [2021-11-23 00:57:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:17,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:17,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:17,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:17,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:17,712 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:17,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:17,755 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:17,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:18,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:18,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 1566 states and 1920 transitions. [2021-11-23 00:57:18,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1566 states and 1920 transitions. [2021-11-23 00:57:18,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:18,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:18,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:18,525 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:18,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:18,570 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:18,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:19,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1921 states to 1567 states and 1921 transitions. [2021-11-23 00:57:19,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1567 states and 1921 transitions. [2021-11-23 00:57:19,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:19,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:19,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:19,420 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:19,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:19,465 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:19,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1922 states to 1568 states and 1922 transitions. [2021-11-23 00:57:20,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1568 states and 1922 transitions. [2021-11-23 00:57:20,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:20,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:20,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:20,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:20,254 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:20,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:20,309 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:20,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:20,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:21,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1569 states and 1923 transitions. [2021-11-23 00:57:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 1923 transitions. [2021-11-23 00:57:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:21,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:21,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:21,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:21,101 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:21,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:21,147 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:21,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:21,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:21,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:21,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1924 states to 1570 states and 1924 transitions. [2021-11-23 00:57:21,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 1924 transitions. [2021-11-23 00:57:21,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:21,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:21,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:21,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:21,935 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:21,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:21,997 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:21,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:22,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:22,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 1571 states and 1925 transitions. [2021-11-23 00:57:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1571 states and 1925 transitions. [2021-11-23 00:57:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:22,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:22,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:22,802 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:22,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:22,849 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:22,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:23,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:23,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1572 states and 1926 transitions. [2021-11-23 00:57:23,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1572 states and 1926 transitions. [2021-11-23 00:57:23,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:23,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:23,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:23,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:23,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:23,703 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:23,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:24,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:24,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 1573 states and 1927 transitions. [2021-11-23 00:57:24,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 1927 transitions. [2021-11-23 00:57:24,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:24,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:24,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:24,520 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:24,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:24,580 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:24,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:25,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1928 states to 1574 states and 1928 transitions. [2021-11-23 00:57:25,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1928 transitions. [2021-11-23 00:57:25,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:25,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:25,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:25,432 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:25,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:25,474 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:25,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:26,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1575 states and 1929 transitions. [2021-11-23 00:57:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 1929 transitions. [2021-11-23 00:57:26,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:26,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:26,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:26,248 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:26,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:26,308 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:26,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:26,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:27,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1576 states and 1930 transitions. [2021-11-23 00:57:27,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1576 states and 1930 transitions. [2021-11-23 00:57:27,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:27,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:27,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:27,089 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:27,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:27,134 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:27,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:27,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 1577 states and 1931 transitions. [2021-11-23 00:57:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 1931 transitions. [2021-11-23 00:57:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:27,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,912 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:27,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:27,932 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:27,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:27,986 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:27,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1932 states to 1578 states and 1932 transitions. [2021-11-23 00:57:28,775 INFO L276 IsEmpty]: Start isEmpty. Operand 1578 states and 1932 transitions. [2021-11-23 00:57:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:28,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:28,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:28,870 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:28,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:28,935 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:28,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:29,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:29,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 1579 states and 1933 transitions. [2021-11-23 00:57:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1579 states and 1933 transitions. [2021-11-23 00:57:29,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:29,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:29,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:29,752 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:29,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:29,794 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:29,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:30,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 1580 states and 1934 transitions. [2021-11-23 00:57:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1580 states and 1934 transitions. [2021-11-23 00:57:30,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:30,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:30,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:30,585 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:30,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:30,628 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:30,629 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:31,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:31,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:31,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1581 states and 1935 transitions. [2021-11-23 00:57:31,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1581 states and 1935 transitions. [2021-11-23 00:57:31,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:31,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:31,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:31,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:31,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:31,436 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:31,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:31,481 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:31,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:32,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:32,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 1582 states and 1936 transitions. [2021-11-23 00:57:32,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 1936 transitions. [2021-11-23 00:57:32,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:32,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:32,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:32,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:32,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:32,340 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:32,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:32,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:32,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:33,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:33,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 1583 states and 1937 transitions. [2021-11-23 00:57:33,153 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 1937 transitions. [2021-11-23 00:57:33,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:33,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:33,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:33,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:33,228 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:33,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:33,275 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:33,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:34,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:34,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1584 states and 1938 transitions. [2021-11-23 00:57:34,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1938 transitions. [2021-11-23 00:57:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:34,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:34,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:34,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:34,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:34,120 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:34,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:34,166 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:34,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:34,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:34,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:34,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1939 states to 1585 states and 1939 transitions. [2021-11-23 00:57:34,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 1939 transitions. [2021-11-23 00:57:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:34,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:34,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:34,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:34,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:34,960 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:34,961 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:35,002 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:35,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:35,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:35,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:35,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1586 states and 1940 transitions. [2021-11-23 00:57:35,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 1940 transitions. [2021-11-23 00:57:35,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:35,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:35,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:35,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:35,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:35,807 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:35,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:35,850 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:35,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:36,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:36,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1941 states to 1587 states and 1941 transitions. [2021-11-23 00:57:36,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1587 states and 1941 transitions. [2021-11-23 00:57:36,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:36,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:36,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:36,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:36,655 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:36,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:36,702 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:36,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:37,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:37,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1942 states to 1588 states and 1942 transitions. [2021-11-23 00:57:37,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1942 transitions. [2021-11-23 00:57:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:37,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:37,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:37,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:37,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:37,535 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:37,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:37,583 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:37,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:38,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:38,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1943 states to 1589 states and 1943 transitions. [2021-11-23 00:57:38,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1589 states and 1943 transitions. [2021-11-23 00:57:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:38,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:38,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:38,381 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:38,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:38,397 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:38,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:38,437 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:38,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:39,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1944 states to 1590 states and 1944 transitions. [2021-11-23 00:57:39,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1944 transitions. [2021-11-23 00:57:39,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:39,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,179 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:39,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:39,228 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:39,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:39,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:39,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1591 states and 1945 transitions. [2021-11-23 00:57:39,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 1945 transitions. [2021-11-23 00:57:39,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:39,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:39,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:39,975 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:39,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:40,018 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:40,019 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:40,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1592 states and 1946 transitions. [2021-11-23 00:57:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1946 transitions. [2021-11-23 00:57:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:40,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:40,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:40,860 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:40,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:40,909 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:40,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:41,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1947 states to 1593 states and 1947 transitions. [2021-11-23 00:57:41,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1947 transitions. [2021-11-23 00:57:41,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:41,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:41,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:41,732 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:41,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:41,781 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:41,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1594 states and 1948 transitions. [2021-11-23 00:57:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 1948 transitions. [2021-11-23 00:57:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:42,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:42,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:42,635 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:42,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:42,682 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:42,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:43,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:43,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 1595 states and 1949 transitions. [2021-11-23 00:57:43,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1595 states and 1949 transitions. [2021-11-23 00:57:43,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:43,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:43,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:43,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:43,427 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:43,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:43,467 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:43,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:44,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1596 states and 1950 transitions. [2021-11-23 00:57:44,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 1950 transitions. [2021-11-23 00:57:44,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:44,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:44,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:44,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:44,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:44,222 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:44,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:44,266 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:44,266 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:44,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:45,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1951 states to 1597 states and 1951 transitions. [2021-11-23 00:57:45,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1597 states and 1951 transitions. [2021-11-23 00:57:45,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:45,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:45,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:45,096 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:45,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:45,143 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:45,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:45,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:45,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1952 states to 1598 states and 1952 transitions. [2021-11-23 00:57:45,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1598 states and 1952 transitions. [2021-11-23 00:57:45,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:45,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:45,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:46,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,020 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:46,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:46,066 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:46,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:46,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:46,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1953 states to 1599 states and 1953 transitions. [2021-11-23 00:57:46,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1953 transitions. [2021-11-23 00:57:46,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:46,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:46,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:46,893 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:46,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:46,936 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:46,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:47,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:47,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1600 states and 1954 transitions. [2021-11-23 00:57:47,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 1954 transitions. [2021-11-23 00:57:47,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:47,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:47,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:47,698 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:47,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:47,749 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:47,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:48,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:48,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1601 states and 1955 transitions. [2021-11-23 00:57:48,430 INFO L276 IsEmpty]: Start isEmpty. Operand 1601 states and 1955 transitions. [2021-11-23 00:57:48,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:48,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,495 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:48,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:48,512 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:48,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:48,555 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:48,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:49,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:49,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 1602 states and 1956 transitions. [2021-11-23 00:57:49,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 1956 transitions. [2021-11-23 00:57:49,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:49,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:49,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:49,375 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:49,376 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:49,421 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:49,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:50,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:50,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1603 states and 1957 transitions. [2021-11-23 00:57:50,248 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 1957 transitions. [2021-11-23 00:57:50,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:50,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:50,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:50,324 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:50,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:50,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:50,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:51,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1958 states to 1604 states and 1958 transitions. [2021-11-23 00:57:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 1958 transitions. [2021-11-23 00:57:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:51,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:51,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:51,230 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:51,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:51,271 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:51,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:51,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1959 states to 1605 states and 1959 transitions. [2021-11-23 00:57:51,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 1959 transitions. [2021-11-23 00:57:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:51,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:51,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:51,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:51,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:52,006 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:52,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:52,047 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:52,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:52,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1606 states and 1960 transitions. [2021-11-23 00:57:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1960 transitions. [2021-11-23 00:57:52,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:52,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:52,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:52,812 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:52,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:52,856 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:52,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:53,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1961 states to 1607 states and 1961 transitions. [2021-11-23 00:57:53,562 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 1961 transitions. [2021-11-23 00:57:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:53,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:53,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:53,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:53,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:53,690 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:53,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:54,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:54,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1608 states and 1962 transitions. [2021-11-23 00:57:54,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 1962 transitions. [2021-11-23 00:57:54,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:54,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:54,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:54,520 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:54,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:54,580 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:54,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:55,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:55,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1963 states to 1609 states and 1963 transitions. [2021-11-23 00:57:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1963 transitions. [2021-11-23 00:57:55,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:55,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:55,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:55,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:55,447 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:55,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:55,487 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:55,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:56,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:56,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1964 states to 1610 states and 1964 transitions. [2021-11-23 00:57:56,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 1964 transitions. [2021-11-23 00:57:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:56,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:56,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:56,283 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:56,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:56,325 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:56,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:56,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1965 states to 1611 states and 1965 transitions. [2021-11-23 00:57:57,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 1965 transitions. [2021-11-23 00:57:57,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:57,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:57,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:57,094 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:57,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:57,137 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:57,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:57,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:57,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:57,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 1612 states and 1966 transitions. [2021-11-23 00:57:57,834 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 1966 transitions. [2021-11-23 00:57:57,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:57,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:57,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:57,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:57,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:57,907 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:57,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:57,952 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:57,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:58,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:58,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1967 states to 1613 states and 1967 transitions. [2021-11-23 00:57:58,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 1967 transitions. [2021-11-23 00:57:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:58,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:58,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:58,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:58,783 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:58,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:58,830 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:58,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:57:59,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:59,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1614 states and 1968 transitions. [2021-11-23 00:57:59,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 1968 transitions. [2021-11-23 00:57:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:57:59,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:57:59,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:57:59,715 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:57:59,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:57:59,755 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:57:59,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:00,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:00,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 1615 states and 1969 transitions. [2021-11-23 00:58:00,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1615 states and 1969 transitions. [2021-11-23 00:58:00,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:00,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:00,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:00,514 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:00,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:00,561 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:00,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1970 states to 1616 states and 1970 transitions. [2021-11-23 00:58:01,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 1970 transitions. [2021-11-23 00:58:01,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:01,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:01,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:01,316 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:01,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:01,358 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:01,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:02,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 1617 states and 1971 transitions. [2021-11-23 00:58:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 1971 transitions. [2021-11-23 00:58:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:02,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:02,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:02,131 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:02,131 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:02,176 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:02,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:02,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1618 states and 1972 transitions. [2021-11-23 00:58:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1618 states and 1972 transitions. [2021-11-23 00:58:02,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:02,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:02,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:02,997 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:02,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:03,056 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:03,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:03,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:03,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1973 states to 1619 states and 1973 transitions. [2021-11-23 00:58:03,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1973 transitions. [2021-11-23 00:58:03,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:03,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:03,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:03,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:03,970 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:03,970 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:04,010 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:04,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:04,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 1620 states and 1974 transitions. [2021-11-23 00:58:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 1974 transitions. [2021-11-23 00:58:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:04,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:04,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:04,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:04,740 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:04,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:04,796 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:04,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:05,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:05,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1621 states and 1975 transitions. [2021-11-23 00:58:05,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 1975 transitions. [2021-11-23 00:58:05,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:05,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:05,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:05,696 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:05,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:05,738 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:05,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:06,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:06,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1622 states and 1976 transitions. [2021-11-23 00:58:06,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1976 transitions. [2021-11-23 00:58:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:06,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:06,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:06,528 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:06,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:06,574 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:06,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:07,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:07,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1623 states and 1977 transitions. [2021-11-23 00:58:07,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 1977 transitions. [2021-11-23 00:58:07,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:07,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:07,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:07,390 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:07,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:07,438 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:07,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:08,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1624 states and 1978 transitions. [2021-11-23 00:58:08,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 1978 transitions. [2021-11-23 00:58:08,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:08,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,256 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:08,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:08,272 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:08,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:08,312 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:08,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:08,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:08,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1625 states and 1979 transitions. [2021-11-23 00:58:08,981 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1979 transitions. [2021-11-23 00:58:08,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:08,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:09,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:09,070 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:09,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:09,112 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:09,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:09,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:09,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 1626 states and 1980 transitions. [2021-11-23 00:58:09,779 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1980 transitions. [2021-11-23 00:58:09,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:09,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:09,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:09,852 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:09,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:09,896 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:09,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:10,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:10,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 1627 states and 1981 transitions. [2021-11-23 00:58:10,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1981 transitions. [2021-11-23 00:58:10,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:10,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:10,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:10,713 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:10,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:10,761 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:10,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:11,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1628 states and 1982 transitions. [2021-11-23 00:58:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1982 transitions. [2021-11-23 00:58:11,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:11,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:11,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:11,561 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:11,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:11,606 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:11,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:12,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1629 states and 1983 transitions. [2021-11-23 00:58:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1629 states and 1983 transitions. [2021-11-23 00:58:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:12,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:12,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:12,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:12,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:12,426 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:12,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:12,464 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:12,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:13,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:13,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 1630 states and 1984 transitions. [2021-11-23 00:58:13,101 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1984 transitions. [2021-11-23 00:58:13,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:13,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:13,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:13,176 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:13,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:13,217 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:13,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:13,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1631 states and 1985 transitions. [2021-11-23 00:58:13,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 1985 transitions. [2021-11-23 00:58:13,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:13,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:13,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:14,002 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:14,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:14,046 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:14,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:14,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:14,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1632 states and 1986 transitions. [2021-11-23 00:58:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 1986 transitions. [2021-11-23 00:58:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:14,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:14,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:14,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:14,828 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:14,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:14,873 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:14,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:15,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:15,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1633 states and 1987 transitions. [2021-11-23 00:58:15,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 1987 transitions. [2021-11-23 00:58:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:15,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:15,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:15,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:15,686 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:15,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:15,731 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:15,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:16,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1634 states and 1988 transitions. [2021-11-23 00:58:16,474 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 1988 transitions. [2021-11-23 00:58:16,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:16,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:16,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:16,551 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:16,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:16,590 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:16,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:17,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1989 states to 1635 states and 1989 transitions. [2021-11-23 00:58:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1635 states and 1989 transitions. [2021-11-23 00:58:17,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:17,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:17,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:17,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:17,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:17,343 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:17,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:17,385 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:17,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:18,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1990 states to 1636 states and 1990 transitions. [2021-11-23 00:58:18,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 1990 transitions. [2021-11-23 00:58:18,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:18,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:18,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:18,166 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:18,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:18,209 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:18,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:18,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:18,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1637 states and 1991 transitions. [2021-11-23 00:58:18,893 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 1991 transitions. [2021-11-23 00:58:18,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:18,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:18,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:18,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:18,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:18,969 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:18,969 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:19,014 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:19,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:19,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1638 states and 1992 transitions. [2021-11-23 00:58:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 1992 transitions. [2021-11-23 00:58:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:19,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:19,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:19,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:19,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:19,830 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:19,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:19,881 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:19,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:20,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:20,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1993 states to 1639 states and 1993 transitions. [2021-11-23 00:58:20,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 1993 transitions. [2021-11-23 00:58:20,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:20,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:20,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:20,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:20,779 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:20,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:20,822 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:20,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:21,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:21,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:21,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1994 states to 1640 states and 1994 transitions. [2021-11-23 00:58:21,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1640 states and 1994 transitions. [2021-11-23 00:58:21,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:21,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:21,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:21,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:21,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:21,590 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:21,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:21,632 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:21,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:22,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:22,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:22,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1641 states and 1995 transitions. [2021-11-23 00:58:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 1995 transitions. [2021-11-23 00:58:22,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:22,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:22,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:22,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:22,438 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:22,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:22,482 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:22,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:23,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:23,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1642 states and 1996 transitions. [2021-11-23 00:58:23,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1642 states and 1996 transitions. [2021-11-23 00:58:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:23,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:23,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:23,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:23,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:23,302 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:23,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:23,347 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:23,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:24,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1643 states and 1997 transitions. [2021-11-23 00:58:24,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1643 states and 1997 transitions. [2021-11-23 00:58:24,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:24,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:24,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:24,203 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:24,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:24,251 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:24,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:25,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1644 states and 1998 transitions. [2021-11-23 00:58:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1644 states and 1998 transitions. [2021-11-23 00:58:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:25,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:25,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:25,181 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:25,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:25,221 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:25,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:25,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:25,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1645 states and 1999 transitions. [2021-11-23 00:58:25,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1645 states and 1999 transitions. [2021-11-23 00:58:25,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:25,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:25,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:26,003 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:26,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:26,061 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:26,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:26,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:26,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 1646 states and 2000 transitions. [2021-11-23 00:58:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2000 transitions. [2021-11-23 00:58:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:26,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:26,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:26,894 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:26,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:26,938 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:26,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:27,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2001 states to 1647 states and 2001 transitions. [2021-11-23 00:58:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2001 transitions. [2021-11-23 00:58:27,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:27,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:27,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:27,738 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:27,739 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:27,785 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:27,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:28,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:28,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1648 states and 2002 transitions. [2021-11-23 00:58:28,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2002 transitions. [2021-11-23 00:58:28,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:28,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:28,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:28,615 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:28,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:28,665 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:28,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:29,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:29,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2003 states to 1649 states and 2003 transitions. [2021-11-23 00:58:29,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2003 transitions. [2021-11-23 00:58:29,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:29,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:29,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:29,510 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:29,531 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:29,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:29,569 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:29,570 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:30,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:30,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 1650 states and 2004 transitions. [2021-11-23 00:58:30,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 2004 transitions. [2021-11-23 00:58:30,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:30,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:30,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:30,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:30,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:30,325 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:30,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:30,366 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:30,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:31,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2005 states to 1651 states and 2005 transitions. [2021-11-23 00:58:31,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1651 states and 2005 transitions. [2021-11-23 00:58:31,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:31,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:31,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:31,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:31,159 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:31,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:31,203 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:31,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:31,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 1652 states and 2006 transitions. [2021-11-23 00:58:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2006 transitions. [2021-11-23 00:58:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:31,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:31,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:31,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:31,971 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:31,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:32,016 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:32,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:32,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:32,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:32,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2007 states to 1653 states and 2007 transitions. [2021-11-23 00:58:32,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1653 states and 2007 transitions. [2021-11-23 00:58:32,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:32,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:32,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:32,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:32,850 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:32,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:32,896 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:32,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:33,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:33,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2008 states to 1654 states and 2008 transitions. [2021-11-23 00:58:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2008 transitions. [2021-11-23 00:58:33,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:33,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:33,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:33,750 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:33,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:33,802 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:33,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:34,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2009 states to 1655 states and 2009 transitions. [2021-11-23 00:58:34,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2009 transitions. [2021-11-23 00:58:34,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:34,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:34,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:34,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:34,519 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:34,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:34,561 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:34,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:35,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:35,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1656 states and 2010 transitions. [2021-11-23 00:58:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2010 transitions. [2021-11-23 00:58:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:35,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:35,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:35,298 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:35,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:35,341 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:35,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:36,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:36,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 1657 states and 2011 transitions. [2021-11-23 00:58:36,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1657 states and 2011 transitions. [2021-11-23 00:58:36,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:36,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:36,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:36,174 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:36,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:36,229 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:36,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:36,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:37,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 1658 states and 2012 transitions. [2021-11-23 00:58:37,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2012 transitions. [2021-11-23 00:58:37,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:37,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:37,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:37,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:37,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:37,115 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:37,135 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:37,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:37,192 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:37,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:37,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:38,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:38,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 1659 states and 2013 transitions. [2021-11-23 00:58:38,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2013 transitions. [2021-11-23 00:58:38,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:38,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:38,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:38,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:38,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:38,095 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:38,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:38,171 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:38,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:38,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:38,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 1660 states and 2014 transitions. [2021-11-23 00:58:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2014 transitions. [2021-11-23 00:58:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:38,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:38,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:38,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:38,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:38,983 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:38,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:39,023 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:39,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:39,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:39,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2015 states to 1661 states and 2015 transitions. [2021-11-23 00:58:39,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2015 transitions. [2021-11-23 00:58:39,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:39,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:39,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:39,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:39,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:39,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:39,820 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:39,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:39,864 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:39,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:40,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:40,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2016 states to 1662 states and 2016 transitions. [2021-11-23 00:58:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1662 states and 2016 transitions. [2021-11-23 00:58:40,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:40,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:40,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:40,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:40,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:40,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:40,703 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:40,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:40,747 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:40,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:41,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:41,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 1663 states and 2017 transitions. [2021-11-23 00:58:41,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1663 states and 2017 transitions. [2021-11-23 00:58:41,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:41,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:41,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:41,588 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:41,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:41,638 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:41,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 1664 states and 2018 transitions. [2021-11-23 00:58:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2018 transitions. [2021-11-23 00:58:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:42,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:42,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:42,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:42,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:42,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:42,508 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:42,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:42,562 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:42,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:43,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:43,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 1665 states and 2019 transitions. [2021-11-23 00:58:43,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1665 states and 2019 transitions. [2021-11-23 00:58:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:43,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:43,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:43,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:43,357 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:43,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:43,399 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:43,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:44,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2020 states to 1666 states and 2020 transitions. [2021-11-23 00:58:44,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1666 states and 2020 transitions. [2021-11-23 00:58:44,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:44,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:44,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:44,201 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:44,201 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:44,243 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:44,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:44,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 1667 states and 2021 transitions. [2021-11-23 00:58:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2021 transitions. [2021-11-23 00:58:44,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:44,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:45,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:45,025 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:45,025 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:45,070 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:45,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:45,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:45,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 1668 states and 2022 transitions. [2021-11-23 00:58:45,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2022 transitions. [2021-11-23 00:58:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:45,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:45,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:45,865 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:45,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:45,912 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:45,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:46,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:46,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2023 states to 1669 states and 2023 transitions. [2021-11-23 00:58:46,675 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2023 transitions. [2021-11-23 00:58:46,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:46,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:46,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:46,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:46,753 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:46,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:46,804 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:46,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:47,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:47,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1670 states and 2024 transitions. [2021-11-23 00:58:47,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2024 transitions. [2021-11-23 00:58:47,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:47,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:47,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:47,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:47,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:47,582 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:47,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:47,633 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:47,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:48,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:48,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 1671 states and 2025 transitions. [2021-11-23 00:58:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 2025 transitions. [2021-11-23 00:58:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:48,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:48,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:48,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:48,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:48,395 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:48,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:48,435 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:48,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:49,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1672 states and 2026 transitions. [2021-11-23 00:58:49,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1672 states and 2026 transitions. [2021-11-23 00:58:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:49,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:49,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:49,216 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:49,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:49,265 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:49,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:49,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2027 states to 1673 states and 2027 transitions. [2021-11-23 00:58:50,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2027 transitions. [2021-11-23 00:58:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:50,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:50,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:50,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:50,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:50,112 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:50,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:50,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:50,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:50,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:50,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:50,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 1674 states and 2028 transitions. [2021-11-23 00:58:50,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1674 states and 2028 transitions. [2021-11-23 00:58:50,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:50,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:50,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:51,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:51,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:51,055 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:51,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:51,101 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:51,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:51,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:51,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 1675 states and 2029 transitions. [2021-11-23 00:58:51,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2029 transitions. [2021-11-23 00:58:51,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:51,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:51,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:51,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:51,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:51,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:51,875 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:51,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:51,920 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:51,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1676 states and 2030 transitions. [2021-11-23 00:58:52,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 2030 transitions. [2021-11-23 00:58:52,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:52,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:52,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:52,712 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:52,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:52,755 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:52,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:53,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:53,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 1677 states and 2031 transitions. [2021-11-23 00:58:53,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2031 transitions. [2021-11-23 00:58:53,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:53,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:53,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:53,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:53,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:53,535 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:53,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:53,581 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:53,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:54,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:54,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2032 states to 1678 states and 2032 transitions. [2021-11-23 00:58:54,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2032 transitions. [2021-11-23 00:58:54,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:54,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:54,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:54,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:54,403 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:54,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:54,448 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:54,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:55,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:55,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2033 states to 1679 states and 2033 transitions. [2021-11-23 00:58:55,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1679 states and 2033 transitions. [2021-11-23 00:58:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:55,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:55,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:55,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:55,314 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:55,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:55,367 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:55,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:56,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:56,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1680 states and 2034 transitions. [2021-11-23 00:58:56,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2034 transitions. [2021-11-23 00:58:56,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:56,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:56,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:56,164 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:56,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:56,206 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:56,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:56,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:56,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2035 states to 1681 states and 2035 transitions. [2021-11-23 00:58:56,917 INFO L276 IsEmpty]: Start isEmpty. Operand 1681 states and 2035 transitions. [2021-11-23 00:58:56,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:56,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:56,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:56,991 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:56,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:57,033 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:57,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:57,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:57,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1682 states and 2036 transitions. [2021-11-23 00:58:57,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2036 transitions. [2021-11-23 00:58:57,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:57,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:57,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:57,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:57,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:57,808 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:57,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:57,871 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:57,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 1683 states and 2037 transitions. [2021-11-23 00:58:58,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2037 transitions. [2021-11-23 00:58:58,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:58,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:58,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:58,678 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:58,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:58,723 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:58,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:58:59,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:59,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1684 states and 2038 transitions. [2021-11-23 00:58:59,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1684 states and 2038 transitions. [2021-11-23 00:58:59,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:58:59,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:58:59,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:58:59,592 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:58:59,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:58:59,639 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:58:59,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:00,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:00,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2039 states to 1685 states and 2039 transitions. [2021-11-23 00:59:00,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2039 transitions. [2021-11-23 00:59:00,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:00,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:00,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:00,422 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:00,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:00,464 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:00,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:01,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2040 states to 1686 states and 2040 transitions. [2021-11-23 00:59:01,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 2040 transitions. [2021-11-23 00:59:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:01,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:01,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:01,219 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:01,234 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:01,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:01,275 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:01,275 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:01,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:01,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 1687 states and 2041 transitions. [2021-11-23 00:59:01,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2041 transitions. [2021-11-23 00:59:01,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:01,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,056 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:02,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:02,102 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:02,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:02,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:02,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:02,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1688 states and 2042 transitions. [2021-11-23 00:59:02,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1688 states and 2042 transitions. [2021-11-23 00:59:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:02,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:02,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:02,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:02,922 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:02,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:02,980 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:02,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:03,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:03,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1689 states and 2043 transitions. [2021-11-23 00:59:03,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2043 transitions. [2021-11-23 00:59:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:03,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:03,823 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:03,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:03,873 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:03,874 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:04,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:04,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 1690 states and 2044 transitions. [2021-11-23 00:59:04,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1690 states and 2044 transitions. [2021-11-23 00:59:04,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:04,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:04,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:04,632 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:04,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:04,674 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:04,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:05,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:05,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 1691 states and 2045 transitions. [2021-11-23 00:59:05,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2045 transitions. [2021-11-23 00:59:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:05,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:05,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:05,400 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:05,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:05,441 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:05,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:06,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:06,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2046 states to 1692 states and 2046 transitions. [2021-11-23 00:59:06,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2046 transitions. [2021-11-23 00:59:06,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:06,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:06,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:06,234 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:06,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:06,283 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:06,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:06,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 1693 states and 2047 transitions. [2021-11-23 00:59:07,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2047 transitions. [2021-11-23 00:59:07,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:07,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:07,089 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:07,089 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:07,134 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:07,135 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:07,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2048 states to 1694 states and 2048 transitions. [2021-11-23 00:59:07,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1694 states and 2048 transitions. [2021-11-23 00:59:07,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:07,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:07,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:07,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,007 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:08,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:08,056 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:08,057 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:08,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 1695 states and 2049 transitions. [2021-11-23 00:59:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2049 transitions. [2021-11-23 00:59:08,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:08,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:08,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:08,836 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:08,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:08,877 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:08,877 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:09,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 1696 states and 2050 transitions. [2021-11-23 00:59:09,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 2050 transitions. [2021-11-23 00:59:09,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:09,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:09,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:09,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:09,643 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:09,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:09,685 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:09,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:10,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2051 states to 1697 states and 2051 transitions. [2021-11-23 00:59:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2051 transitions. [2021-11-23 00:59:10,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:10,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:10,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:10,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:10,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:10,499 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:10,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:10,542 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:10,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:11,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:11,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1698 states and 2052 transitions. [2021-11-23 00:59:11,259 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2052 transitions. [2021-11-23 00:59:11,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:11,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:11,319 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:11,335 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:11,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:11,382 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:11,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:12,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:12,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2053 states to 1699 states and 2053 transitions. [2021-11-23 00:59:12,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2053 transitions. [2021-11-23 00:59:12,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:12,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:12,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:12,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:12,242 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:12,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:12,291 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:12,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:12,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:12,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:12,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 1700 states and 2054 transitions. [2021-11-23 00:59:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2054 transitions. [2021-11-23 00:59:12,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:12,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:12,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,065 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:13,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:13,106 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:13,106 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:13,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:13,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 1701 states and 2055 transitions. [2021-11-23 00:59:13,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2055 transitions. [2021-11-23 00:59:13,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:13,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:13,829 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:13,843 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:13,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:13,886 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:13,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:14,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:14,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1702 states and 2056 transitions. [2021-11-23 00:59:14,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2056 transitions. [2021-11-23 00:59:14,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:14,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:14,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:14,670 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:14,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:14,714 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:14,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:15,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:15,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:15,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2057 states to 1703 states and 2057 transitions. [2021-11-23 00:59:15,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2057 transitions. [2021-11-23 00:59:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:15,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:15,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:15,488 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:15,505 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:15,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:15,552 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:15,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:16,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 1704 states and 2058 transitions. [2021-11-23 00:59:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2058 transitions. [2021-11-23 00:59:16,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:16,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:16,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:16,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:16,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:16,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:16,423 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:16,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:16,478 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:16,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:17,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:17,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:17,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2059 states to 1705 states and 2059 transitions. [2021-11-23 00:59:17,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1705 states and 2059 transitions. [2021-11-23 00:59:17,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:17,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:17,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:17,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:17,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:17,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:17,255 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:17,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:17,297 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:17,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:18,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1706 states and 2060 transitions. [2021-11-23 00:59:18,022 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2060 transitions. [2021-11-23 00:59:18,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:18,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,097 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:18,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:18,141 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:18,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:18,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:18,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:18,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 1707 states and 2061 transitions. [2021-11-23 00:59:18,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2061 transitions. [2021-11-23 00:59:18,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:18,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:18,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:18,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:18,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:18,952 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:18,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:18,999 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:19,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:19,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:19,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 1708 states and 2062 transitions. [2021-11-23 00:59:19,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2062 transitions. [2021-11-23 00:59:19,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:19,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:19,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:19,945 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:19,945 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:19,995 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:19,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:20,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2063 states to 1709 states and 2063 transitions. [2021-11-23 00:59:20,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2063 transitions. [2021-11-23 00:59:20,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:20,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:20,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:20,908 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:20,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:20,962 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:20,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:21,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 1710 states and 2064 transitions. [2021-11-23 00:59:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2064 transitions. [2021-11-23 00:59:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:21,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:21,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:21,814 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:21,815 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:21,855 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:21,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:22,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:22,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2065 states to 1711 states and 2065 transitions. [2021-11-23 00:59:22,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2065 transitions. [2021-11-23 00:59:22,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:22,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:22,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:22,665 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:22,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:22,708 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:22,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:23,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:23,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1712 states and 2066 transitions. [2021-11-23 00:59:23,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2066 transitions. [2021-11-23 00:59:23,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:23,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:23,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:23,528 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:23,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:23,574 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:23,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:24,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2067 states to 1713 states and 2067 transitions. [2021-11-23 00:59:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2067 transitions. [2021-11-23 00:59:24,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:24,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:24,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:24,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:24,502 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:24,503 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:24,551 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:24,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:25,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 1714 states and 2068 transitions. [2021-11-23 00:59:25,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2068 transitions. [2021-11-23 00:59:25,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:25,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:25,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:25,525 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:25,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:25,589 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:25,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:26,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:26,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 1715 states and 2069 transitions. [2021-11-23 00:59:26,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 2069 transitions. [2021-11-23 00:59:26,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:26,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:26,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:26,437 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:26,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:26,478 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:26,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:27,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2070 states to 1716 states and 2070 transitions. [2021-11-23 00:59:27,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2070 transitions. [2021-11-23 00:59:27,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:27,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:27,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:27,293 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:27,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:27,336 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:27,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:28,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:28,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1717 states and 2071 transitions. [2021-11-23 00:59:28,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2071 transitions. [2021-11-23 00:59:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:28,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:28,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:28,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:28,169 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:28,169 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:28,214 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:28,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:28,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:28,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2072 states to 1718 states and 2072 transitions. [2021-11-23 00:59:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2072 transitions. [2021-11-23 00:59:28,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:28,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:29,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:29,079 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:29,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:29,128 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:29,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:29,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:29,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2073 states to 1719 states and 2073 transitions. [2021-11-23 00:59:29,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2073 transitions. [2021-11-23 00:59:29,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:29,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,035 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:30,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:30,095 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:30,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:30,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:30,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2074 states to 1720 states and 2074 transitions. [2021-11-23 00:59:30,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2074 transitions. [2021-11-23 00:59:30,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:30,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:30,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:30,949 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:30,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:30,991 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:30,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:31,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2075 states to 1721 states and 2075 transitions. [2021-11-23 00:59:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2075 transitions. [2021-11-23 00:59:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:31,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:31,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:31,755 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:31,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:31,797 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:31,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:32,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:32,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2076 states to 1722 states and 2076 transitions. [2021-11-23 00:59:32,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1722 states and 2076 transitions. [2021-11-23 00:59:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:32,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:32,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:32,574 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:32,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:32,618 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:32,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:33,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:33,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1723 states and 2077 transitions. [2021-11-23 00:59:33,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2077 transitions. [2021-11-23 00:59:33,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:33,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:33,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:33,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:33,419 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:33,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:33,465 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:33,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:34,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:34,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:34,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2078 states to 1724 states and 2078 transitions. [2021-11-23 00:59:34,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2078 transitions. [2021-11-23 00:59:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:34,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:34,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:34,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:34,340 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:34,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:34,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:34,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:35,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:35,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2079 states to 1725 states and 2079 transitions. [2021-11-23 00:59:35,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1725 states and 2079 transitions. [2021-11-23 00:59:35,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:35,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:35,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:35,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:35,179 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:35,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:35,219 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:35,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:35,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:35,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:35,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1726 states and 2080 transitions. [2021-11-23 00:59:35,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2080 transitions. [2021-11-23 00:59:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:35,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:35,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:35,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,018 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:36,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:36,060 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:36,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:36,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:36,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2081 states to 1727 states and 2081 transitions. [2021-11-23 00:59:36,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2081 transitions. [2021-11-23 00:59:36,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:36,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:36,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:36,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:36,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:36,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:36,863 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:36,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:36,908 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:36,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:37,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:37,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2082 states to 1728 states and 2082 transitions. [2021-11-23 00:59:37,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2082 transitions. [2021-11-23 00:59:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:37,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:37,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:37,737 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:37,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:37,784 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:37,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:38,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2083 states to 1729 states and 2083 transitions. [2021-11-23 00:59:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 2083 transitions. [2021-11-23 00:59:38,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:38,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:38,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:38,679 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:38,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:38,727 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:38,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:39,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2084 states to 1730 states and 2084 transitions. [2021-11-23 00:59:39,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2084 transitions. [2021-11-23 00:59:39,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:39,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:39,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:39,550 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:39,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:39,590 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:39,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:40,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:40,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1731 states and 2085 transitions. [2021-11-23 00:59:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2085 transitions. [2021-11-23 00:59:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:40,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:40,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:40,374 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:40,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:40,415 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:40,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:41,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:41,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:41,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1732 states and 2086 transitions. [2021-11-23 00:59:41,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2086 transitions. [2021-11-23 00:59:41,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:41,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:41,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:41,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:41,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:41,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:41,200 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:41,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:41,243 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:41,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:41,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:41,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1733 states and 2087 transitions. [2021-11-23 00:59:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2087 transitions. [2021-11-23 00:59:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:42,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:42,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:42,098 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:42,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:42,163 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:42,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:42,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1734 states and 2088 transitions. [2021-11-23 00:59:42,965 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2088 transitions. [2021-11-23 00:59:42,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:42,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,027 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,045 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:43,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:43,093 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:43,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:43,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:43,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 1735 states and 2089 transitions. [2021-11-23 00:59:43,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2089 transitions. [2021-11-23 00:59:43,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:43,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:43,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:43,884 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:43,884 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:43,925 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:43,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:44,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:44,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2090 states to 1736 states and 2090 transitions. [2021-11-23 00:59:44,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 2090 transitions. [2021-11-23 00:59:44,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:44,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:44,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:44,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:44,669 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:44,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:44,710 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:44,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:45,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 1737 states and 2091 transitions. [2021-11-23 00:59:45,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2091 transitions. [2021-11-23 00:59:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:45,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:45,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:45,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:45,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:45,469 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:45,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:45,512 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:45,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:46,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:46,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2092 states to 1738 states and 2092 transitions. [2021-11-23 00:59:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 2092 transitions. [2021-11-23 00:59:46,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:46,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:46,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:46,340 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:46,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:46,387 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:46,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:47,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2093 states to 1739 states and 2093 transitions. [2021-11-23 00:59:47,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2093 transitions. [2021-11-23 00:59:47,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:47,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:47,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:47,241 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:47,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:47,288 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:47,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:47,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:47,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1740 states and 2094 transitions. [2021-11-23 00:59:47,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2094 transitions. [2021-11-23 00:59:47,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:47,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:48,087 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:48,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:48,135 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:48,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:48,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2095 states to 1741 states and 2095 transitions. [2021-11-23 00:59:48,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2095 transitions. [2021-11-23 00:59:48,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:48,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:48,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,003 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:49,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:49,045 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:49,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:49,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1742 states and 2096 transitions. [2021-11-23 00:59:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2096 transitions. [2021-11-23 00:59:49,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:49,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:49,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:49,800 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:49,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:49,842 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:49,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:50,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:50,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2097 states to 1743 states and 2097 transitions. [2021-11-23 00:59:50,591 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2097 transitions. [2021-11-23 00:59:50,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:50,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:50,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:50,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:50,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:50,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:50,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:50,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:50,712 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:50,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:51,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:51,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:51,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2098 states to 1744 states and 2098 transitions. [2021-11-23 00:59:51,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2098 transitions. [2021-11-23 00:59:51,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:51,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:51,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:51,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:51,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:51,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:51,533 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:51,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:51,580 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:51,580 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:52,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:52,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2099 states to 1745 states and 2099 transitions. [2021-11-23 00:59:52,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2099 transitions. [2021-11-23 00:59:52,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:52,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:52,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:52,357 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:52,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:52,397 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:52,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:53,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:53,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2100 states to 1746 states and 2100 transitions. [2021-11-23 00:59:53,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 2100 transitions. [2021-11-23 00:59:53,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:53,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,137 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:53,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:53,179 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:53,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:53,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:53,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:53,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2101 states to 1747 states and 2101 transitions. [2021-11-23 00:59:53,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2101 transitions. [2021-11-23 00:59:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:53,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:53,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:53,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:53,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:53,928 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:53,943 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:53,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:53,986 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:53,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:54,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1748 states and 2102 transitions. [2021-11-23 00:59:54,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2102 transitions. [2021-11-23 00:59:54,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:54,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:54,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:54,788 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:54,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:54,833 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:54,834 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:55,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 1749 states and 2103 transitions. [2021-11-23 00:59:55,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2103 transitions. [2021-11-23 00:59:55,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:55,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:55,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:55,671 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:55,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:55,718 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:55,718 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:56,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2104 states to 1750 states and 2104 transitions. [2021-11-23 00:59:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2104 transitions. [2021-11-23 00:59:56,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:56,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:56,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:56,565 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:56,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:56,606 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:56,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:57,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2105 states to 1751 states and 2105 transitions. [2021-11-23 00:59:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2105 transitions. [2021-11-23 00:59:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:57,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:57,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:57,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:57,394 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:57,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:57,436 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:57,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:58,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2106 states to 1752 states and 2106 transitions. [2021-11-23 00:59:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2106 transitions. [2021-11-23 00:59:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:58,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:58,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:58,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:58,244 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:58,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:58,288 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:58,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:59,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:59,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2107 states to 1753 states and 2107 transitions. [2021-11-23 00:59:59,083 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2107 transitions. [2021-11-23 00:59:59,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:59:59,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 00:59:59,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:59:59,162 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 00:59:59,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 00:59:59,208 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 00:59:59,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 00:59:59,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:00,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1754 states and 2108 transitions. [2021-11-23 01:00:00,003 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2108 transitions. [2021-11-23 01:00:00,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:00,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:00,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:00,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:00,080 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:00,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:00,128 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:00,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:00,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:00,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:00,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2109 states to 1755 states and 2109 transitions. [2021-11-23 01:00:00,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2109 transitions. [2021-11-23 01:00:00,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:00,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:00,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:00,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:00,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:00,947 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:00,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:00,987 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:00,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1756 states and 2110 transitions. [2021-11-23 01:00:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2110 transitions. [2021-11-23 01:00:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:01,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:01,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:01,737 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:01,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:01,779 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:01,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:02,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:02,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2111 states to 1757 states and 2111 transitions. [2021-11-23 01:00:02,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2111 transitions. [2021-11-23 01:00:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:02,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:02,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:02,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:02,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:02,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:02,547 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:02,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:02,590 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:02,590 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:03,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:03,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2112 states to 1758 states and 2112 transitions. [2021-11-23 01:00:03,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 2112 transitions. [2021-11-23 01:00:03,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:03,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:03,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:03,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:03,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:03,387 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:03,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:03,434 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:03,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:04,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2113 states to 1759 states and 2113 transitions. [2021-11-23 01:00:04,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2113 transitions. [2021-11-23 01:00:04,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:04,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:04,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:04,314 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:04,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:04,361 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:04,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:05,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 1760 states and 2114 transitions. [2021-11-23 01:00:05,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2114 transitions. [2021-11-23 01:00:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:05,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,128 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:05,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:05,144 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:05,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:05,183 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:05,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:05,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:05,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2115 states to 1761 states and 2115 transitions. [2021-11-23 01:00:05,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2115 transitions. [2021-11-23 01:00:05,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:05,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:05,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:05,956 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:05,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:05,997 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:05,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:06,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:06,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:06,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2116 states to 1762 states and 2116 transitions. [2021-11-23 01:00:06,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2116 transitions. [2021-11-23 01:00:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:06,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:06,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:06,753 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:06,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:06,768 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:06,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:06,812 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:06,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:07,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:07,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:07,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2117 states to 1763 states and 2117 transitions. [2021-11-23 01:00:07,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2117 transitions. [2021-11-23 01:00:07,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:07,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:07,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:07,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:07,602 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:07,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:07,649 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:07,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:08,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:08,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2118 states to 1764 states and 2118 transitions. [2021-11-23 01:00:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2118 transitions. [2021-11-23 01:00:08,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:08,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:08,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:08,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:08,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:08,476 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:08,476 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:08,524 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:08,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:09,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:09,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2119 states to 1765 states and 2119 transitions. [2021-11-23 01:00:09,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2119 transitions. [2021-11-23 01:00:09,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:09,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:09,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:09,301 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:09,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:09,342 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:09,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:09,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:10,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2120 states to 1766 states and 2120 transitions. [2021-11-23 01:00:10,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2120 transitions. [2021-11-23 01:00:10,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:10,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:10,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,120 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:10,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:10,163 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:10,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:10,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 1767 states and 2121 transitions. [2021-11-23 01:00:10,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2121 transitions. [2021-11-23 01:00:10,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:10,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:10,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:10,982 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:10,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:11,026 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:11,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:11,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1768 states and 2122 transitions. [2021-11-23 01:00:11,793 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2122 transitions. [2021-11-23 01:00:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:11,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:11,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:11,869 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:11,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:11,914 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:11,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:12,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:12,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 1769 states and 2123 transitions. [2021-11-23 01:00:12,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2123 transitions. [2021-11-23 01:00:12,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:12,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:12,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:12,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:12,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:12,741 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:12,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:12,788 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:12,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:13,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:13,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:13,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1770 states and 2124 transitions. [2021-11-23 01:00:13,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2124 transitions. [2021-11-23 01:00:13,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:13,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:13,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:13,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:13,622 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:13,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:13,662 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:13,662 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:14,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:14,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:14,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2125 states to 1771 states and 2125 transitions. [2021-11-23 01:00:14,367 INFO L276 IsEmpty]: Start isEmpty. Operand 1771 states and 2125 transitions. [2021-11-23 01:00:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:14,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:14,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:14,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:14,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:14,444 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:14,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:14,508 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:14,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:15,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:15,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1772 states and 2126 transitions. [2021-11-23 01:00:15,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2126 transitions. [2021-11-23 01:00:15,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:15,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:15,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:15,303 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:15,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:15,321 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:15,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:15,366 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:15,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:16,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:16,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:16,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1773 states and 2127 transitions. [2021-11-23 01:00:16,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2127 transitions. [2021-11-23 01:00:16,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:16,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:16,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:16,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:16,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:16,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:16,196 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:16,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:16,241 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:16,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:16,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:16,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1774 states and 2128 transitions. [2021-11-23 01:00:17,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2128 transitions. [2021-11-23 01:00:17,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:17,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:17,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,078 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:17,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:17,126 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:17,126 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:17,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:17,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 1775 states and 2129 transitions. [2021-11-23 01:00:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2129 transitions. [2021-11-23 01:00:17,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:17,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:17,917 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:17,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:17,933 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:17,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:17,974 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:17,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:18,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:18,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 1776 states and 2130 transitions. [2021-11-23 01:00:18,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2130 transitions. [2021-11-23 01:00:18,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:18,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:18,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:18,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:18,756 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:18,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:18,800 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:18,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1777 states and 2131 transitions. [2021-11-23 01:00:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2131 transitions. [2021-11-23 01:00:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:19,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:19,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:19,646 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:19,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:19,692 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:19,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:20,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2132 states to 1778 states and 2132 transitions. [2021-11-23 01:00:20,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2132 transitions. [2021-11-23 01:00:20,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:20,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:20,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:20,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:20,603 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:20,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:20,650 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:20,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:21,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:21,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:21,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2133 states to 1779 states and 2133 transitions. [2021-11-23 01:00:21,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2133 transitions. [2021-11-23 01:00:21,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:21,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:21,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:21,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:21,578 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:21,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:21,627 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:21,627 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:22,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:22,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:22,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2134 states to 1780 states and 2134 transitions. [2021-11-23 01:00:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2134 transitions. [2021-11-23 01:00:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:22,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:22,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:22,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:22,492 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:22,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:22,532 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:22,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:23,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:23,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:23,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 1781 states and 2135 transitions. [2021-11-23 01:00:23,275 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 2135 transitions. [2021-11-23 01:00:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:23,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:23,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:23,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:23,352 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:23,368 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:23,368 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:23,409 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:23,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:24,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:24,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1782 states and 2136 transitions. [2021-11-23 01:00:24,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2136 transitions. [2021-11-23 01:00:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:24,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:24,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:24,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:24,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:24,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:24,208 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:24,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:24,252 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:24,252 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:24,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:25,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:25,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2137 states to 1783 states and 2137 transitions. [2021-11-23 01:00:25,018 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2137 transitions. [2021-11-23 01:00:25,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:25,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:25,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:25,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:25,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:25,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:25,096 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:25,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:25,141 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:25,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:25,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:25,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:25,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2138 states to 1784 states and 2138 transitions. [2021-11-23 01:00:25,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2138 transitions. [2021-11-23 01:00:25,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:25,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:25,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:26,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:26,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:26,017 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:26,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:26,065 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:26,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:26,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:26,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:26,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2139 states to 1785 states and 2139 transitions. [2021-11-23 01:00:26,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2139 transitions. [2021-11-23 01:00:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:26,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:26,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:26,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:26,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:26,906 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:26,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:26,946 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:26,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:27,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 1786 states and 2140 transitions. [2021-11-23 01:00:27,646 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2140 transitions. [2021-11-23 01:00:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:27,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:27,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:27,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:27,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:27,724 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:27,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:27,766 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:27,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:28,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:28,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2141 states to 1787 states and 2141 transitions. [2021-11-23 01:00:28,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2141 transitions. [2021-11-23 01:00:28,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:28,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:28,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:28,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:28,619 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:28,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:28,668 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:28,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:29,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:29,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2142 states to 1788 states and 2142 transitions. [2021-11-23 01:00:29,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2142 transitions. [2021-11-23 01:00:29,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:29,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:29,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:29,594 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:29,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:29,643 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:29,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:30,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1789 states and 2143 transitions. [2021-11-23 01:00:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2143 transitions. [2021-11-23 01:00:30,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:30,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:30,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:30,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:30,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:30,617 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:30,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:30,669 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:30,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:31,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:31,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1790 states and 2144 transitions. [2021-11-23 01:00:31,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2144 transitions. [2021-11-23 01:00:31,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:31,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:31,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:31,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:31,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:31,547 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:31,547 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:31,588 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:31,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:32,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:32,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 1791 states and 2145 transitions. [2021-11-23 01:00:32,321 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2145 transitions. [2021-11-23 01:00:32,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:32,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:32,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:32,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:32,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:32,401 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:32,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:32,444 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:32,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:33,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:33,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 1792 states and 2146 transitions. [2021-11-23 01:00:33,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2146 transitions. [2021-11-23 01:00:33,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:33,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:33,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:33,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:33,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:33,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:33,287 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:33,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:33,330 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:33,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2147 states to 1793 states and 2147 transitions. [2021-11-23 01:00:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2147 transitions. [2021-11-23 01:00:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:34,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:34,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:34,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:34,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:34,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:34,122 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:34,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:34,168 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:34,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:34,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:34,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2148 states to 1794 states and 2148 transitions. [2021-11-23 01:00:34,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2148 transitions. [2021-11-23 01:00:34,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:34,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:34,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:35,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:35,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:35,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:35,040 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:35,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:35,088 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:35,088 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:35,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:35,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:35,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2149 states to 1795 states and 2149 transitions. [2021-11-23 01:00:35,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 2149 transitions. [2021-11-23 01:00:35,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:35,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:35,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:35,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:35,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:35,940 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:35,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:35,980 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:35,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:36,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:36,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:36,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1796 states and 2150 transitions. [2021-11-23 01:00:36,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2150 transitions. [2021-11-23 01:00:36,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:36,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:36,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:36,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:36,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:36,787 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:36,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:36,828 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:36,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:37,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:37,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:37,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2151 states to 1797 states and 2151 transitions. [2021-11-23 01:00:37,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2151 transitions. [2021-11-23 01:00:37,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:37,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:37,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:37,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:37,652 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:37,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:37,696 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:37,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:38,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:38,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2152 states to 1798 states and 2152 transitions. [2021-11-23 01:00:38,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 2152 transitions. [2021-11-23 01:00:38,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:38,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:38,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:38,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:38,538 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:38,554 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:38,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:38,602 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:38,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:39,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:39,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:39,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2153 states to 1799 states and 2153 transitions. [2021-11-23 01:00:39,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2153 transitions. [2021-11-23 01:00:39,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:39,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:39,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:39,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:39,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:39,572 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:39,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:39,625 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:39,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:40,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:40,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:40,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2154 states to 1800 states and 2154 transitions. [2021-11-23 01:00:40,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1800 states and 2154 transitions. [2021-11-23 01:00:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:40,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:40,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:40,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:40,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:40,557 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:40,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:40,599 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:40,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:41,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:41,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2155 states to 1801 states and 2155 transitions. [2021-11-23 01:00:41,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2155 transitions. [2021-11-23 01:00:41,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:41,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:41,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:41,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:41,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:41,457 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:41,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:41,500 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:41,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:42,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2156 states to 1802 states and 2156 transitions. [2021-11-23 01:00:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2156 transitions. [2021-11-23 01:00:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:42,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:42,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:42,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:42,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:42,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:42,347 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:42,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:42,389 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:42,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:43,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:43,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 1803 states and 2157 transitions. [2021-11-23 01:00:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2157 transitions. [2021-11-23 01:00:43,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:43,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:43,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:43,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:43,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:43,223 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:43,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:43,270 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:43,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:43,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:44,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:44,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2158 states to 1804 states and 2158 transitions. [2021-11-23 01:00:44,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2158 transitions. [2021-11-23 01:00:44,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:44,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:44,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:44,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:44,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:44,094 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:44,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:44,141 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:44,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:44,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:44,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:44,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1805 states and 2159 transitions. [2021-11-23 01:00:44,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2159 transitions. [2021-11-23 01:00:44,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:44,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:44,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:44,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:44,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:44,990 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:44,991 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:45,031 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:45,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:45,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:45,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:45,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2160 states to 1806 states and 2160 transitions. [2021-11-23 01:00:45,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2160 transitions. [2021-11-23 01:00:45,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:45,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:45,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:45,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:45,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:45,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:45,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:45,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:45,908 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:45,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:46,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:46,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:46,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2161 states to 1807 states and 2161 transitions. [2021-11-23 01:00:46,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 2161 transitions. [2021-11-23 01:00:46,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:46,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:46,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:46,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:46,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:46,733 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:46,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:46,778 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:46,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:47,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:47,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2162 states to 1808 states and 2162 transitions. [2021-11-23 01:00:47,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2162 transitions. [2021-11-23 01:00:47,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:47,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:47,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:47,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:47,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:47,656 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:47,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:47,716 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:47,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:48,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:48,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 1809 states and 2163 transitions. [2021-11-23 01:00:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2163 transitions. [2021-11-23 01:00:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:48,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:48,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:48,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:48,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:48,694 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:48,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:48,751 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:48,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:49,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:49,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:49,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1810 states and 2164 transitions. [2021-11-23 01:00:49,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2164 transitions. [2021-11-23 01:00:49,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:49,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:49,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:49,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:49,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:49,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:49,685 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:49,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:49,728 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:49,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:50,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:50,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1811 states and 2165 transitions. [2021-11-23 01:00:50,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2165 transitions. [2021-11-23 01:00:50,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:50,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:50,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:50,586 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:50,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:50,632 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:50,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:51,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:51,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1812 states and 2166 transitions. [2021-11-23 01:00:51,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2166 transitions. [2021-11-23 01:00:51,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:51,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:51,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:51,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:51,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:51,531 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:51,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:51,579 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:51,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:52,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1813 states and 2167 transitions. [2021-11-23 01:00:52,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 2167 transitions. [2021-11-23 01:00:52,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:52,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:52,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:52,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:52,484 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:52,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:52,536 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:52,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:53,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 1814 states and 2168 transitions. [2021-11-23 01:00:53,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2168 transitions. [2021-11-23 01:00:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:53,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:53,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:53,477 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:53,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:53,531 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:53,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:54,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:54,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 1815 states and 2169 transitions. [2021-11-23 01:00:54,405 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2169 transitions. [2021-11-23 01:00:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:54,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:54,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:54,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:54,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:54,487 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:54,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:54,529 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:54,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:55,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2170 states to 1816 states and 2170 transitions. [2021-11-23 01:00:55,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2170 transitions. [2021-11-23 01:00:55,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:55,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:55,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:55,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:55,385 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:55,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:55,435 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:55,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:56,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:56,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2171 states to 1817 states and 2171 transitions. [2021-11-23 01:00:56,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 2171 transitions. [2021-11-23 01:00:56,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:56,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:56,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:56,369 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:56,369 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:56,418 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:56,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:57,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:57,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:57,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 1818 states and 2172 transitions. [2021-11-23 01:00:57,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2172 transitions. [2021-11-23 01:00:57,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:57,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:57,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:57,290 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:57,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:57,309 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:57,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:57,360 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:57,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:58,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:58,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 1819 states and 2173 transitions. [2021-11-23 01:00:58,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2173 transitions. [2021-11-23 01:00:58,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:58,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:58,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:58,340 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:58,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:58,399 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:58,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:00:59,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:59,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:59,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2174 states to 1820 states and 2174 transitions. [2021-11-23 01:00:59,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2174 transitions. [2021-11-23 01:00:59,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:00:59,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:59,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:59,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:00:59,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:00:59,270 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:00:59,270 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:00:59,311 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:00:59,311 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:00,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2175 states to 1821 states and 2175 transitions. [2021-11-23 01:01:00,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1821 states and 2175 transitions. [2021-11-23 01:01:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:00,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:00,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:00,168 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:00,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:00,211 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:00,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:00,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2176 states to 1822 states and 2176 transitions. [2021-11-23 01:01:00,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1822 states and 2176 transitions. [2021-11-23 01:01:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:00,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,063 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:01,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:01,084 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:01,084 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:01,132 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:01,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2177 states to 1823 states and 2177 transitions. [2021-11-23 01:01:02,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 2177 transitions. [2021-11-23 01:01:02,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:02,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:02,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:02,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:02,093 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:02,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:02,148 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:02,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:02,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:03,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1824 states and 2178 transitions. [2021-11-23 01:01:03,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 2178 transitions. [2021-11-23 01:01:03,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:03,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,099 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:03,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:03,116 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:03,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:03,170 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:03,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2179 states to 1825 states and 2179 transitions. [2021-11-23 01:01:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2179 transitions. [2021-11-23 01:01:04,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:04,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:04,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:04,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:04,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:04,111 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:04,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:04,154 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:04,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:04,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 1826 states and 2180 transitions. [2021-11-23 01:01:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2180 transitions. [2021-11-23 01:01:04,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:04,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:04,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:04,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:04,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:04,922 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:04,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:04,967 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:04,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:05,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:05,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:05,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2181 states to 1827 states and 2181 transitions. [2021-11-23 01:01:05,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2181 transitions. [2021-11-23 01:01:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:05,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:05,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:05,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:05,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:05,863 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:05,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:05,911 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:05,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:06,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:06,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:06,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1828 states and 2182 transitions. [2021-11-23 01:01:06,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1828 states and 2182 transitions. [2021-11-23 01:01:06,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:06,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:06,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:06,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:06,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:06,839 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:06,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:06,885 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:06,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:07,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:07,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2183 states to 1829 states and 2183 transitions. [2021-11-23 01:01:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 2183 transitions. [2021-11-23 01:01:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:07,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:07,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:07,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:07,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:07,817 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:07,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:07,866 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:07,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2184 states to 1830 states and 2184 transitions. [2021-11-23 01:01:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2184 transitions. [2021-11-23 01:01:08,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:08,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:08,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:08,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:08,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:08,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:08,795 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:08,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:08,835 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:08,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:09,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:09,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 1831 states and 2185 transitions. [2021-11-23 01:01:09,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2185 transitions. [2021-11-23 01:01:09,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:09,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:09,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:09,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:09,643 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:09,658 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:09,658 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:09,700 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:09,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:10,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:10,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2186 states to 1832 states and 2186 transitions. [2021-11-23 01:01:10,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2186 transitions. [2021-11-23 01:01:10,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:10,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:10,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:10,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:10,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:10,624 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:10,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:10,671 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:10,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:11,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:11,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1833 states and 2187 transitions. [2021-11-23 01:01:11,544 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2187 transitions. [2021-11-23 01:01:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:11,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,605 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:11,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:11,622 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:11,622 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:11,668 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:11,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:12,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:12,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1834 states and 2188 transitions. [2021-11-23 01:01:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2188 transitions. [2021-11-23 01:01:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:12,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:12,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:12,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:12,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:12,679 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:12,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:12,732 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:12,732 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:13,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2189 states to 1835 states and 2189 transitions. [2021-11-23 01:01:13,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2189 transitions. [2021-11-23 01:01:13,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:13,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:13,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:13,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:13,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:13,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:13,669 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:13,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:13,710 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:13,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:14,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:14,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:14,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 1836 states and 2190 transitions. [2021-11-23 01:01:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 2190 transitions. [2021-11-23 01:01:14,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:14,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:14,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:14,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:14,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:14,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:14,549 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:14,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:14,594 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:14,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:15,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:15,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:15,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2191 states to 1837 states and 2191 transitions. [2021-11-23 01:01:15,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1837 states and 2191 transitions. [2021-11-23 01:01:15,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:15,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:15,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:15,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:15,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:15,486 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:15,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:15,537 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:15,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:16,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:16,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1838 states and 2192 transitions. [2021-11-23 01:01:16,349 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2192 transitions. [2021-11-23 01:01:16,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:16,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:16,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:16,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:16,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:16,433 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:16,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:16,483 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:16,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:17,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:17,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:17,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 1839 states and 2193 transitions. [2021-11-23 01:01:17,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1839 states and 2193 transitions. [2021-11-23 01:01:17,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:17,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:17,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:17,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:17,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:17,398 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:17,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:17,449 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:17,449 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:18,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:18,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:18,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2194 states to 1840 states and 2194 transitions. [2021-11-23 01:01:18,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2194 transitions. [2021-11-23 01:01:18,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:18,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:18,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:18,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:18,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:18,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:18,365 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:18,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:18,405 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:18,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:19,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 1841 states and 2195 transitions. [2021-11-23 01:01:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 2195 transitions. [2021-11-23 01:01:19,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:19,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:19,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:19,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:19,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:19,239 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:19,239 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:19,282 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:19,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:20,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:20,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2196 states to 1842 states and 2196 transitions. [2021-11-23 01:01:20,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2196 transitions. [2021-11-23 01:01:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:20,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:20,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:20,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:20,173 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:20,173 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:20,220 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:20,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:21,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:21,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:21,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1843 states and 2197 transitions. [2021-11-23 01:01:21,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 2197 transitions. [2021-11-23 01:01:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:21,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:21,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:21,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:21,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:21,163 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:21,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:21,216 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:21,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:22,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:22,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2198 states to 1844 states and 2198 transitions. [2021-11-23 01:01:22,134 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2198 transitions. [2021-11-23 01:01:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:22,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:22,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:22,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:22,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:22,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:22,213 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:22,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:22,262 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:22,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:23,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2199 states to 1845 states and 2199 transitions. [2021-11-23 01:01:23,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2199 transitions. [2021-11-23 01:01:23,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:23,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:23,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:23,168 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:23,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:23,210 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:23,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:23,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2200 states to 1846 states and 2200 transitions. [2021-11-23 01:01:23,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2200 transitions. [2021-11-23 01:01:23,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:23,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:24,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:24,065 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:24,065 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:24,110 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:24,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:24,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:24,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1847 states and 2201 transitions. [2021-11-23 01:01:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2201 transitions. [2021-11-23 01:01:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:24,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:24,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:25,008 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:25,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:25,053 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:25,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:25,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:25,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2202 states to 1848 states and 2202 transitions. [2021-11-23 01:01:25,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2202 transitions. [2021-11-23 01:01:25,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:25,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:25,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:25,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:25,968 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:25,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:26,016 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:26,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:26,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2203 states to 1849 states and 2203 transitions. [2021-11-23 01:01:26,902 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 2203 transitions. [2021-11-23 01:01:26,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:26,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:26,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:26,983 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:26,983 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:27,032 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:27,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:27,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:27,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1850 states and 2204 transitions. [2021-11-23 01:01:27,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2204 transitions. [2021-11-23 01:01:27,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:27,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:27,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:27,927 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:27,927 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:27,967 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:27,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:28,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:28,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:28,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2205 states to 1851 states and 2205 transitions. [2021-11-23 01:01:28,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 2205 transitions. [2021-11-23 01:01:28,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:28,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:28,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:28,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:28,803 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:28,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:28,845 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:28,846 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:29,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:29,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1852 states and 2206 transitions. [2021-11-23 01:01:29,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2206 transitions. [2021-11-23 01:01:29,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:29,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:29,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:29,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:29,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:29,728 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:29,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:29,773 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:29,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:30,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2207 states to 1853 states and 2207 transitions. [2021-11-23 01:01:30,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 2207 transitions. [2021-11-23 01:01:30,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:30,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:30,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:30,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:30,645 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:30,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:30,692 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:30,692 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:31,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:31,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1854 states and 2208 transitions. [2021-11-23 01:01:31,580 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2208 transitions. [2021-11-23 01:01:31,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:31,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:31,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:31,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:31,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:31,661 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:31,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:31,708 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:31,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:32,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2209 states to 1855 states and 2209 transitions. [2021-11-23 01:01:32,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2209 transitions. [2021-11-23 01:01:32,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:32,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:32,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:32,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:32,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:32,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:32,638 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:32,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:32,680 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:32,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:33,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:33,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2210 states to 1856 states and 2210 transitions. [2021-11-23 01:01:33,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2210 transitions. [2021-11-23 01:01:33,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:33,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:33,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:33,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:33,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:33,519 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:33,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:33,563 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:33,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:34,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2211 states to 1857 states and 2211 transitions. [2021-11-23 01:01:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 2211 transitions. [2021-11-23 01:01:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:34,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:34,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:34,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:34,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:34,439 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:34,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:34,483 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:34,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:35,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:35,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:35,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1858 states and 2212 transitions. [2021-11-23 01:01:35,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2212 transitions. [2021-11-23 01:01:35,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:35,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:35,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:35,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:35,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:35,380 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:35,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:35,429 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:35,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:36,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:36,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:36,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1859 states and 2213 transitions. [2021-11-23 01:01:36,334 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 2213 transitions. [2021-11-23 01:01:36,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:36,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:36,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:36,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:36,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:36,416 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:36,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:36,468 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:36,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:37,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:37,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:37,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2214 states to 1860 states and 2214 transitions. [2021-11-23 01:01:37,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2214 transitions. [2021-11-23 01:01:37,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:37,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:37,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:37,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:37,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:37,383 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:37,383 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:37,424 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:37,424 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:38,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1861 states and 2215 transitions. [2021-11-23 01:01:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 1861 states and 2215 transitions. [2021-11-23 01:01:38,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:38,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:38,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:38,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:38,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:38,261 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:38,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:38,303 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:38,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:39,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:39,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2216 states to 1862 states and 2216 transitions. [2021-11-23 01:01:39,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2216 transitions. [2021-11-23 01:01:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:39,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:39,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:39,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:39,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:39,136 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:39,153 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:39,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:39,197 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:39,198 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:39,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:39,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 1863 states and 2217 transitions. [2021-11-23 01:01:39,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 2217 transitions. [2021-11-23 01:01:39,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:39,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:39,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:40,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:40,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:40,077 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:40,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:40,127 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:40,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:40,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:41,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1864 states and 2218 transitions. [2021-11-23 01:01:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2218 transitions. [2021-11-23 01:01:41,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:41,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:41,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:41,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:41,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:41,080 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:41,097 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:41,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:41,145 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:41,146 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:41,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:41,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1865 states and 2219 transitions. [2021-11-23 01:01:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 2219 transitions. [2021-11-23 01:01:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:41,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:41,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:42,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:42,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:42,077 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:42,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:42,118 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:42,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:42,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:42,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:42,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1866 states and 2220 transitions. [2021-11-23 01:01:42,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 2220 transitions. [2021-11-23 01:01:42,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:42,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:42,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:42,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:42,936 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:42,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:42,952 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:42,952 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:42,995 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:42,995 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:43,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1867 states and 2221 transitions. [2021-11-23 01:01:43,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 2221 transitions. [2021-11-23 01:01:43,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:43,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:43,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:43,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:43,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:43,881 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:43,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:43,928 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:43,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:44,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1868 states and 2222 transitions. [2021-11-23 01:01:44,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 2222 transitions. [2021-11-23 01:01:44,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:44,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:44,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:44,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:44,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:44,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:44,829 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:44,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:44,878 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:44,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:45,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:45,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:45,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1869 states and 2223 transitions. [2021-11-23 01:01:45,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 2223 transitions. [2021-11-23 01:01:45,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:45,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:45,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:45,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:45,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:45,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:45,817 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:45,817 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:45,863 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:45,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:46,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:46,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1870 states and 2224 transitions. [2021-11-23 01:01:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1870 states and 2224 transitions. [2021-11-23 01:01:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:46,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:46,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:46,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:46,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:46,773 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:46,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:46,813 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:46,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:47,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:47,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1871 states and 2225 transitions. [2021-11-23 01:01:47,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2225 transitions. [2021-11-23 01:01:47,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:47,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:47,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:47,644 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:47,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:47,686 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:47,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:48,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:48,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:48,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1872 states and 2226 transitions. [2021-11-23 01:01:48,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 2226 transitions. [2021-11-23 01:01:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:48,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:48,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:48,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:48,508 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:48,508 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:48,552 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:48,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:49,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:49,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:49,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2227 states to 1873 states and 2227 transitions. [2021-11-23 01:01:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1873 states and 2227 transitions. [2021-11-23 01:01:49,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:49,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:49,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:49,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:49,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:49,434 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:49,434 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:49,483 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:49,483 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:50,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:50,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:50,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1874 states and 2228 transitions. [2021-11-23 01:01:50,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1874 states and 2228 transitions. [2021-11-23 01:01:50,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:50,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:50,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:50,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:50,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:50,461 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:50,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:50,511 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:50,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:51,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:51,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1875 states and 2229 transitions. [2021-11-23 01:01:51,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2229 transitions. [2021-11-23 01:01:51,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:51,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:51,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:51,438 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:51,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:51,480 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:51,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:52,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:52,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:52,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2230 states to 1876 states and 2230 transitions. [2021-11-23 01:01:52,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2230 transitions. [2021-11-23 01:01:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:52,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:52,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:52,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:52,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:52,324 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:52,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:52,366 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:52,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:53,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:53,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 1877 states and 2231 transitions. [2021-11-23 01:01:53,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1877 states and 2231 transitions. [2021-11-23 01:01:53,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:53,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:53,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:53,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:53,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:53,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:53,223 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:53,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:53,269 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:53,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:54,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2232 states to 1878 states and 2232 transitions. [2021-11-23 01:01:54,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 2232 transitions. [2021-11-23 01:01:54,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:54,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:54,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:54,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:54,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:54,142 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:54,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:54,186 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:54,187 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:55,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:55,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:55,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1879 states and 2233 transitions. [2021-11-23 01:01:55,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 2233 transitions. [2021-11-23 01:01:55,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:55,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:55,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:55,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:55,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:55,136 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:55,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:55,190 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:55,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:55,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:56,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1880 states and 2234 transitions. [2021-11-23 01:01:56,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 2234 transitions. [2021-11-23 01:01:56,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:56,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:56,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:56,106 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:56,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:56,149 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:56,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:56,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:56,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1881 states and 2235 transitions. [2021-11-23 01:01:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 2235 transitions. [2021-11-23 01:01:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:56,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:56,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:56,979 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:56,979 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:57,021 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:57,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:57,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:57,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:57,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2236 states to 1882 states and 2236 transitions. [2021-11-23 01:01:57,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2236 transitions. [2021-11-23 01:01:57,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:57,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:57,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:57,869 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:57,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:57,887 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:57,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:57,931 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:57,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:58,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:58,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:58,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1883 states and 2237 transitions. [2021-11-23 01:01:58,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 2237 transitions. [2021-11-23 01:01:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:58,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:58,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:58,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:58,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:58,841 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:58,841 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:58,885 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:58,886 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:01:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:59,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:59,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2238 states to 1884 states and 2238 transitions. [2021-11-23 01:01:59,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 2238 transitions. [2021-11-23 01:01:59,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:01:59,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:59,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:59,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:59,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:01:59,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:01:59,842 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:01:59,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:01:59,892 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:01:59,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:00,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2239 states to 1885 states and 2239 transitions. [2021-11-23 01:02:00,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1885 states and 2239 transitions. [2021-11-23 01:02:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:00,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:00,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:00,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:00,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:00,811 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:00,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:00,852 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:00,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:01,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:01,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:01,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 1886 states and 2240 transitions. [2021-11-23 01:02:01,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 2240 transitions. [2021-11-23 01:02:01,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:01,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:01,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:01,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:01,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:01,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:01,693 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:01,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:01,736 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:01,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:02,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:02,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:02,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2241 states to 1887 states and 2241 transitions. [2021-11-23 01:02:02,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 2241 transitions. [2021-11-23 01:02:02,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:02,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:02,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:02,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:02,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:02,609 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:02,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:02,654 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:02,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:03,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:03,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2242 states to 1888 states and 2242 transitions. [2021-11-23 01:02:03,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 2242 transitions. [2021-11-23 01:02:03,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:03,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:03,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:03,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:03,563 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:03,564 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:03,611 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:03,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:04,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:04,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:04,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1889 states and 2243 transitions. [2021-11-23 01:02:04,459 INFO L276 IsEmpty]: Start isEmpty. Operand 1889 states and 2243 transitions. [2021-11-23 01:02:04,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:04,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:04,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:04,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:04,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:04,538 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:04,538 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:04,584 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:04,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:05,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:05,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:05,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2244 states to 1890 states and 2244 transitions. [2021-11-23 01:02:05,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 2244 transitions. [2021-11-23 01:02:05,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:05,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:05,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:05,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:05,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:05,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:05,488 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:05,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:05,530 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:05,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:06,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:06,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2245 states to 1891 states and 2245 transitions. [2021-11-23 01:02:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 2245 transitions. [2021-11-23 01:02:06,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:06,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:06,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:06,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:06,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:06,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:06,327 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:06,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:06,379 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:06,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:07,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1892 states and 2246 transitions. [2021-11-23 01:02:07,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 2246 transitions. [2021-11-23 01:02:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:07,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:07,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:07,249 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:07,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:07,294 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:07,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:08,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 1893 states and 2247 transitions. [2021-11-23 01:02:08,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2247 transitions. [2021-11-23 01:02:08,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:08,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:08,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:08,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:08,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:08,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:08,178 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:08,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:08,224 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:08,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:09,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1894 states and 2248 transitions. [2021-11-23 01:02:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2248 transitions. [2021-11-23 01:02:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:09,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:09,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:09,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:09,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:09,139 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:09,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:09,203 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:09,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:09,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:09,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2249 states to 1895 states and 2249 transitions. [2021-11-23 01:02:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 2249 transitions. [2021-11-23 01:02:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:09,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:09,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:10,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:10,072 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:10,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:10,113 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:10,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:10,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2250 states to 1896 states and 2250 transitions. [2021-11-23 01:02:10,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2250 transitions. [2021-11-23 01:02:10,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:10,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,921 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:10,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:10,937 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:10,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:10,980 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:10,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:11,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:11,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:11,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1897 states and 2251 transitions. [2021-11-23 01:02:11,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2251 transitions. [2021-11-23 01:02:11,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:11,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:11,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:11,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:11,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:11,825 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:11,825 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:11,867 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:11,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:12,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:12,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 1898 states and 2252 transitions. [2021-11-23 01:02:12,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2252 transitions. [2021-11-23 01:02:12,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:12,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:12,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:12,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:12,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:12,748 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:12,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:12,794 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:12,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:13,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:13,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:13,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1899 states and 2253 transitions. [2021-11-23 01:02:13,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 2253 transitions. [2021-11-23 01:02:13,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:13,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:13,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:13,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:13,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:13,704 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:13,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:13,754 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:13,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:14,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:14,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2254 states to 1900 states and 2254 transitions. [2021-11-23 01:02:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 2254 transitions. [2021-11-23 01:02:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:14,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:14,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:14,653 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:14,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:14,694 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:14,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:15,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2255 states to 1901 states and 2255 transitions. [2021-11-23 01:02:15,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 2255 transitions. [2021-11-23 01:02:15,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:15,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:15,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:15,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:15,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:15,541 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:15,541 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:15,583 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:15,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:16,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:16,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:16,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1902 states and 2256 transitions. [2021-11-23 01:02:16,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 2256 transitions. [2021-11-23 01:02:16,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:16,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:16,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:16,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:16,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:16,423 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:16,423 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:16,468 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:16,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:17,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:17,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:17,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2257 states to 1903 states and 2257 transitions. [2021-11-23 01:02:17,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2257 transitions. [2021-11-23 01:02:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:17,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:17,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:17,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:17,346 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:17,379 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:17,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:17,432 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:17,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:18,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:18,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:18,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1904 states and 2258 transitions. [2021-11-23 01:02:18,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2258 transitions. [2021-11-23 01:02:18,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:18,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:18,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:18,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:18,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:18,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:18,320 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:18,320 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:18,372 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:18,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:19,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:19,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:19,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2259 states to 1905 states and 2259 transitions. [2021-11-23 01:02:19,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 2259 transitions. [2021-11-23 01:02:19,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:19,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:19,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:19,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:19,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:19,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:19,261 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:19,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:19,302 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:19,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:20,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:20,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:20,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2260 states to 1906 states and 2260 transitions. [2021-11-23 01:02:20,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 2260 transitions. [2021-11-23 01:02:20,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:20,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:20,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:20,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:20,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:20,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:20,155 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:20,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:20,211 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:20,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:20,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:21,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:21,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1907 states and 2261 transitions. [2021-11-23 01:02:21,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 2261 transitions. [2021-11-23 01:02:21,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:21,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:21,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:21,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:21,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:21,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:21,109 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:21,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:21,153 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:21,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:21,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:21,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:21,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1908 states and 2262 transitions. [2021-11-23 01:02:21,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 2262 transitions. [2021-11-23 01:02:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:21,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:21,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:22,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:22,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:22,051 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:22,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:22,099 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:22,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:22,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:22,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2263 states to 1909 states and 2263 transitions. [2021-11-23 01:02:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2263 transitions. [2021-11-23 01:02:22,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:22,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:23,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:23,030 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:23,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:23,082 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:23,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:23,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:23,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1910 states and 2264 transitions. [2021-11-23 01:02:23,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 2264 transitions. [2021-11-23 01:02:23,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:23,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:23,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:23,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:23,965 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:23,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:24,006 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:24,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:24,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:24,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2265 states to 1911 states and 2265 transitions. [2021-11-23 01:02:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 2265 transitions. [2021-11-23 01:02:24,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:24,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:24,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:24,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:24,837 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:24,839 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:24,882 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:24,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:25,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:25,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2266 states to 1912 states and 2266 transitions. [2021-11-23 01:02:25,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 2266 transitions. [2021-11-23 01:02:25,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:25,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:25,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:25,748 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:25,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:25,793 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:25,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:26,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:26,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2267 states to 1913 states and 2267 transitions. [2021-11-23 01:02:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 2267 transitions. [2021-11-23 01:02:26,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:26,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:26,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:26,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:26,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:26,681 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:26,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:26,727 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:26,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:27,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:27,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1914 states and 2268 transitions. [2021-11-23 01:02:27,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1914 states and 2268 transitions. [2021-11-23 01:02:27,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:27,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:27,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:27,638 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:27,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:27,687 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:27,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:28,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2269 states to 1915 states and 2269 transitions. [2021-11-23 01:02:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2269 transitions. [2021-11-23 01:02:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:28,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:28,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:28,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:28,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:28,562 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:28,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:28,603 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:28,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:29,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:29,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:29,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2270 states to 1916 states and 2270 transitions. [2021-11-23 01:02:29,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2270 transitions. [2021-11-23 01:02:29,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:29,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:29,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:29,425 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:29,441 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:29,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:29,484 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:29,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:30,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2271 states to 1917 states and 2271 transitions. [2021-11-23 01:02:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 2271 transitions. [2021-11-23 01:02:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:30,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:30,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:30,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:30,338 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:30,338 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:30,384 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:30,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:31,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1918 states and 2272 transitions. [2021-11-23 01:02:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 2272 transitions. [2021-11-23 01:02:31,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:31,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:31,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:31,313 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:31,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:31,358 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:31,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2273 states to 1919 states and 2273 transitions. [2021-11-23 01:02:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 2273 transitions. [2021-11-23 01:02:32,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:32,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:32,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:32,264 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:32,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:32,314 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:32,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:33,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:33,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1920 states and 2274 transitions. [2021-11-23 01:02:33,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2274 transitions. [2021-11-23 01:02:33,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:33,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,216 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:33,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:33,234 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:33,234 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:33,276 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:33,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:33,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:34,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 1921 states and 2275 transitions. [2021-11-23 01:02:34,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1921 states and 2275 transitions. [2021-11-23 01:02:34,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:34,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:34,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:34,098 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:34,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:34,145 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:34,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:34,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1922 states and 2276 transitions. [2021-11-23 01:02:34,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1922 states and 2276 transitions. [2021-11-23 01:02:34,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:34,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:35,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:35,034 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:35,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:35,075 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:35,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:35,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2277 states to 1923 states and 2277 transitions. [2021-11-23 01:02:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2277 transitions. [2021-11-23 01:02:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:35,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:35,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:35,955 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:35,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:36,002 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:36,002 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:36,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:36,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 1924 states and 2278 transitions. [2021-11-23 01:02:36,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 2278 transitions. [2021-11-23 01:02:36,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:36,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:36,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:36,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:36,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:36,924 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:36,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:36,975 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:36,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:37,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2279 states to 1925 states and 2279 transitions. [2021-11-23 01:02:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 2279 transitions. [2021-11-23 01:02:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:37,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:37,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:37,881 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:37,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:37,924 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:37,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:38,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:38,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 1926 states and 2280 transitions. [2021-11-23 01:02:38,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1926 states and 2280 transitions. [2021-11-23 01:02:38,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:38,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:38,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:38,772 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:38,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:38,814 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:38,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:39,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:39,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2281 states to 1927 states and 2281 transitions. [2021-11-23 01:02:39,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 2281 transitions. [2021-11-23 01:02:39,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:39,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:39,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:39,678 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:39,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:39,722 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:39,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:40,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2282 states to 1928 states and 2282 transitions. [2021-11-23 01:02:40,538 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 2282 transitions. [2021-11-23 01:02:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:40,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:40,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:40,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:40,619 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:40,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:40,665 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:40,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:41,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1929 states and 2283 transitions. [2021-11-23 01:02:41,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2283 transitions. [2021-11-23 01:02:41,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:41,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:41,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:41,609 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:41,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:41,657 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:41,657 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:42,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:42,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2284 states to 1930 states and 2284 transitions. [2021-11-23 01:02:42,398 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 2284 transitions. [2021-11-23 01:02:42,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:42,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:42,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:42,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:42,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:42,479 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:42,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:42,519 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:42,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:43,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2285 states to 1931 states and 2285 transitions. [2021-11-23 01:02:43,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2285 transitions. [2021-11-23 01:02:43,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:43,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:43,368 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:43,384 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:43,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:43,427 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:43,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:44,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:44,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2286 states to 1932 states and 2286 transitions. [2021-11-23 01:02:44,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 2286 transitions. [2021-11-23 01:02:44,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:44,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:44,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:44,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:44,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:44,303 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:44,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:44,349 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:44,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:45,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:45,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2287 states to 1933 states and 2287 transitions. [2021-11-23 01:02:45,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2287 transitions. [2021-11-23 01:02:45,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:45,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:45,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:45,226 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:45,227 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:45,243 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:45,244 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:45,293 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:45,293 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:46,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:46,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2288 states to 1934 states and 2288 transitions. [2021-11-23 01:02:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 2288 transitions. [2021-11-23 01:02:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:46,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:46,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:46,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:46,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:46,215 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:46,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:46,262 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:46,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:46,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:47,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:47,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2289 states to 1935 states and 2289 transitions. [2021-11-23 01:02:47,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2289 transitions. [2021-11-23 01:02:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:47,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:47,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:47,100 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:47,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:47,116 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:47,117 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:47,158 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:47,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:47,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1936 states and 2290 transitions. [2021-11-23 01:02:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 2290 transitions. [2021-11-23 01:02:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:47,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:47,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:47,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:47,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:47,999 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:47,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:48,041 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:48,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:48,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:48,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:48,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 1937 states and 2291 transitions. [2021-11-23 01:02:48,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 2291 transitions. [2021-11-23 01:02:48,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:48,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:48,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:48,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:48,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:48,892 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:48,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:48,935 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:48,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:49,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:49,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:49,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2292 states to 1938 states and 2292 transitions. [2021-11-23 01:02:49,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2292 transitions. [2021-11-23 01:02:49,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:49,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:49,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:49,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:49,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:49,822 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:49,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:49,869 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:49,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:50,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:50,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:50,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2293 states to 1939 states and 2293 transitions. [2021-11-23 01:02:50,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1939 states and 2293 transitions. [2021-11-23 01:02:50,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:50,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:50,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:50,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:50,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:50,790 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:50,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:50,836 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:50,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:51,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2294 states to 1940 states and 2294 transitions. [2021-11-23 01:02:51,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 2294 transitions. [2021-11-23 01:02:51,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:51,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:51,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:51,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:51,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:51,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:51,695 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:51,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:51,736 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:51,736 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:52,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 1941 states and 2295 transitions. [2021-11-23 01:02:52,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1941 states and 2295 transitions. [2021-11-23 01:02:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:52,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:52,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:52,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:52,571 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:52,571 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:52,614 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:52,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:53,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2296 states to 1942 states and 2296 transitions. [2021-11-23 01:02:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 2296 transitions. [2021-11-23 01:02:53,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:53,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:53,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:53,480 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:53,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:53,527 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:53,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:54,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:54,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 1943 states and 2297 transitions. [2021-11-23 01:02:54,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1943 states and 2297 transitions. [2021-11-23 01:02:54,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:54,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:54,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:54,411 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:54,412 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:54,458 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:54,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:55,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:55,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:55,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2298 states to 1944 states and 2298 transitions. [2021-11-23 01:02:55,333 INFO L276 IsEmpty]: Start isEmpty. Operand 1944 states and 2298 transitions. [2021-11-23 01:02:55,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:55,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:55,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:55,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:55,399 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:55,416 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:55,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:55,466 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:55,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:56,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:56,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2299 states to 1945 states and 2299 transitions. [2021-11-23 01:02:56,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2299 transitions. [2021-11-23 01:02:56,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:56,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:56,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:56,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:56,347 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:56,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:56,388 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:56,388 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:57,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 1946 states and 2300 transitions. [2021-11-23 01:02:57,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2300 transitions. [2021-11-23 01:02:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:57,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:57,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:57,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:57,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:57,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:57,256 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:57,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:57,299 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:57,300 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:58,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 1947 states and 2301 transitions. [2021-11-23 01:02:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 2301 transitions. [2021-11-23 01:02:58,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:58,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:58,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:58,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:58,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:58,190 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:58,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:58,234 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:58,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:02:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:59,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 1948 states and 2302 transitions. [2021-11-23 01:02:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 2302 transitions. [2021-11-23 01:02:59,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:02:59,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:59,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:59,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:59,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:02:59,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:02:59,178 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:02:59,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:02:59,224 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:02:59,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:00,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:00,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:00,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 1949 states and 2303 transitions. [2021-11-23 01:03:00,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1949 states and 2303 transitions. [2021-11-23 01:03:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:00,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:00,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:00,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:00,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:00,156 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:00,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:00,204 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:00,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:00,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1950 states and 2304 transitions. [2021-11-23 01:03:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2304 transitions. [2021-11-23 01:03:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:00,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:00,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:01,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:01,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:01,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:01,073 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:01,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:01,131 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:01,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:01,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:01,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:01,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2305 states to 1951 states and 2305 transitions. [2021-11-23 01:03:01,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2305 transitions. [2021-11-23 01:03:01,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:01,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:01,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:02,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:02,018 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:02,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:02,059 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:02,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1952 states and 2306 transitions. [2021-11-23 01:03:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 2306 transitions. [2021-11-23 01:03:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:02,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:02,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:02,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:02,930 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:02,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:02,976 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:02,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:03,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:03,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:03,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 1953 states and 2307 transitions. [2021-11-23 01:03:03,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1953 states and 2307 transitions. [2021-11-23 01:03:03,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:03,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:03,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:03,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:03,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:03,881 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:03,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:03,928 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:03,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1954 states and 2308 transitions. [2021-11-23 01:03:04,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 2308 transitions. [2021-11-23 01:03:04,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:04,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:04,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:04,845 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:04,862 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:04,862 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:04,911 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:04,911 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:05,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:05,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:05,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2309 states to 1955 states and 2309 transitions. [2021-11-23 01:03:05,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2309 transitions. [2021-11-23 01:03:05,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:05,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:05,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:05,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:05,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:05,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:05,764 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:05,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:05,805 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:05,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:06,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:06,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1956 states and 2310 transitions. [2021-11-23 01:03:06,576 INFO L276 IsEmpty]: Start isEmpty. Operand 1956 states and 2310 transitions. [2021-11-23 01:03:06,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:06,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:06,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:06,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:06,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:06,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:06,656 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:06,656 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:06,699 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:06,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:07,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:07,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2311 states to 1957 states and 2311 transitions. [2021-11-23 01:03:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 2311 transitions. [2021-11-23 01:03:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:07,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:07,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:07,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:07,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:07,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:07,567 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:07,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:07,611 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:07,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:08,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:08,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 1958 states and 2312 transitions. [2021-11-23 01:03:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 2312 transitions. [2021-11-23 01:03:08,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:08,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:08,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:08,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:08,548 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:08,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:08,605 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:08,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:09,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:09,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2313 states to 1959 states and 2313 transitions. [2021-11-23 01:03:09,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1959 states and 2313 transitions. [2021-11-23 01:03:09,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:09,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:09,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:09,559 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:09,560 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:09,610 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:09,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:10,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:10,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:10,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2314 states to 1960 states and 2314 transitions. [2021-11-23 01:03:10,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2314 transitions. [2021-11-23 01:03:10,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:10,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:10,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:10,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:10,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:10,491 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:10,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:10,533 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:10,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:11,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:11,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:11,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1961 states and 2315 transitions. [2021-11-23 01:03:11,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 2315 transitions. [2021-11-23 01:03:11,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:11,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:11,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:11,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:11,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:11,408 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:11,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:11,463 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:11,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:12,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:12,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2316 states to 1962 states and 2316 transitions. [2021-11-23 01:03:12,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2316 transitions. [2021-11-23 01:03:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:12,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:12,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:12,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:12,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:12,366 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:12,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:12,410 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:12,410 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:13,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:13,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:13,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2317 states to 1963 states and 2317 transitions. [2021-11-23 01:03:13,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2317 transitions. [2021-11-23 01:03:13,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:13,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:13,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:13,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:13,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:13,318 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:13,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:13,365 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:13,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:14,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:14,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1964 states and 2318 transitions. [2021-11-23 01:03:14,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2318 transitions. [2021-11-23 01:03:14,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:14,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:14,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:14,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:14,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:14,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:14,331 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:14,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:14,382 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:14,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:15,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:15,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:15,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2319 states to 1965 states and 2319 transitions. [2021-11-23 01:03:15,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1965 states and 2319 transitions. [2021-11-23 01:03:15,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:15,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:15,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:15,229 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:15,245 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:15,245 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:15,286 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:15,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:16,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:16,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2320 states to 1966 states and 2320 transitions. [2021-11-23 01:03:16,084 INFO L276 IsEmpty]: Start isEmpty. Operand 1966 states and 2320 transitions. [2021-11-23 01:03:16,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:16,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:16,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:16,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:16,168 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:16,168 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:16,211 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:16,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:16,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:17,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2321 states to 1967 states and 2321 transitions. [2021-11-23 01:03:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1967 states and 2321 transitions. [2021-11-23 01:03:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:17,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:17,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:17,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:17,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:17,102 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:17,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:17,150 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:17,150 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:17,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:18,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2322 states to 1968 states and 2322 transitions. [2021-11-23 01:03:18,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 2322 transitions. [2021-11-23 01:03:18,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:18,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:18,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:18,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:18,093 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:18,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:18,141 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:18,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:18,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:18,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 1969 states and 2323 transitions. [2021-11-23 01:03:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 2323 transitions. [2021-11-23 01:03:18,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:18,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:19,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:19,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:19,076 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:19,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:19,124 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:19,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:19,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:19,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:19,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2324 states to 1970 states and 2324 transitions. [2021-11-23 01:03:19,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 2324 transitions. [2021-11-23 01:03:19,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:19,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:19,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:19,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:19,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:19,933 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:19,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:19,976 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:19,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:20,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:20,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2325 states to 1971 states and 2325 transitions. [2021-11-23 01:03:20,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 2325 transitions. [2021-11-23 01:03:20,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:20,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:20,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:20,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:20,821 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:20,837 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:20,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:20,880 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:20,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:21,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2326 states to 1972 states and 2326 transitions. [2021-11-23 01:03:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2326 transitions. [2021-11-23 01:03:21,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:21,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:21,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:21,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:21,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:21,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:21,793 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:21,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:21,837 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:21,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:22,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:22,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:22,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1973 states and 2327 transitions. [2021-11-23 01:03:22,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 2327 transitions. [2021-11-23 01:03:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:22,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:22,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:22,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:22,711 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:22,727 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:22,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:22,775 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:22,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:23,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:23,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:23,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1974 states and 2328 transitions. [2021-11-23 01:03:23,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1974 states and 2328 transitions. [2021-11-23 01:03:23,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:23,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:23,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:23,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:23,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:23,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:23,688 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:23,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:23,738 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:23,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:24,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:24,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:24,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2329 states to 1975 states and 2329 transitions. [2021-11-23 01:03:24,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2329 transitions. [2021-11-23 01:03:24,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:24,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:24,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:24,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:24,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:24,601 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:24,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:24,641 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:24,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:25,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 1976 states and 2330 transitions. [2021-11-23 01:03:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2330 transitions. [2021-11-23 01:03:25,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:25,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:25,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:25,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:25,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:25,518 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:25,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:25,566 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:25,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:26,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:26,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2331 states to 1977 states and 2331 transitions. [2021-11-23 01:03:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2331 transitions. [2021-11-23 01:03:26,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:26,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:26,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:26,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:26,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:26,467 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:26,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:26,512 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:26,512 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:27,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:27,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:27,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1978 states and 2332 transitions. [2021-11-23 01:03:27,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2332 transitions. [2021-11-23 01:03:27,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:27,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:27,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:27,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:27,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:27,400 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:27,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:27,446 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:27,446 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:28,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:28,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 1979 states and 2333 transitions. [2021-11-23 01:03:28,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2333 transitions. [2021-11-23 01:03:28,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:28,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:28,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:28,375 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:28,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:28,425 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:28,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:29,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:29,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:29,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2334 states to 1980 states and 2334 transitions. [2021-11-23 01:03:29,200 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 2334 transitions. [2021-11-23 01:03:29,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:29,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:29,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:29,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:29,266 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:29,282 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:29,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:29,323 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:29,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:30,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:30,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2335 states to 1981 states and 2335 transitions. [2021-11-23 01:03:30,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 2335 transitions. [2021-11-23 01:03:30,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:30,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:30,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:30,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:30,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:30,178 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:30,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:30,221 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:30,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:31,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:31,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2336 states to 1982 states and 2336 transitions. [2021-11-23 01:03:31,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1982 states and 2336 transitions. [2021-11-23 01:03:31,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:31,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:31,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:31,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:31,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:31,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:31,112 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:31,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:31,159 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:31,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:31,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:31,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:31,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2337 states to 1983 states and 2337 transitions. [2021-11-23 01:03:31,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2337 transitions. [2021-11-23 01:03:31,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:31,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:31,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:32,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:32,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:32,067 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:32,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:32,113 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:32,113 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2338 states to 1984 states and 2338 transitions. [2021-11-23 01:03:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 2338 transitions. [2021-11-23 01:03:32,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:32,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:32,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:33,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:33,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:33,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:33,059 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:33,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:33,108 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:33,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:33,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:33,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 1985 states and 2339 transitions. [2021-11-23 01:03:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2339 transitions. [2021-11-23 01:03:33,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:33,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:33,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:33,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:33,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:33,955 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:33,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:33,996 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:33,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:34,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:34,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:34,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1986 states and 2340 transitions. [2021-11-23 01:03:34,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2340 transitions. [2021-11-23 01:03:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:34,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:34,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:34,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:34,840 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:34,857 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:34,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:34,901 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:34,901 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:35,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:35,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1987 states and 2341 transitions. [2021-11-23 01:03:35,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 2341 transitions. [2021-11-23 01:03:35,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:35,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:35,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:35,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:35,829 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:35,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:35,873 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:35,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:36,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2342 states to 1988 states and 2342 transitions. [2021-11-23 01:03:36,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2342 transitions. [2021-11-23 01:03:36,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:36,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:36,755 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:36,781 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:36,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:36,843 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:36,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:37,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:37,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:37,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2343 states to 1989 states and 2343 transitions. [2021-11-23 01:03:37,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 2343 transitions. [2021-11-23 01:03:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:37,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:37,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:37,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:37,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:37,870 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:37,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:37,918 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:37,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:38,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:38,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2344 states to 1990 states and 2344 transitions. [2021-11-23 01:03:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1990 states and 2344 transitions. [2021-11-23 01:03:38,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:38,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:38,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:38,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:38,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:38,762 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:38,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:38,804 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:38,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:39,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:39,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 1991 states and 2345 transitions. [2021-11-23 01:03:39,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2345 transitions. [2021-11-23 01:03:39,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:39,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:39,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:39,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:39,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:39,652 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:39,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:39,693 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:39,693 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:40,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:40,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2346 states to 1992 states and 2346 transitions. [2021-11-23 01:03:40,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2346 transitions. [2021-11-23 01:03:40,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:40,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:40,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:40,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:40,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:40,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:40,587 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:40,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:40,632 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:40,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:41,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:41,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:41,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 1993 states and 2347 transitions. [2021-11-23 01:03:41,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2347 transitions. [2021-11-23 01:03:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:41,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:41,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:41,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:41,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:41,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:41,575 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:41,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:41,623 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:41,623 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:42,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1994 states and 2348 transitions. [2021-11-23 01:03:42,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 2348 transitions. [2021-11-23 01:03:42,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:42,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:42,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:42,607 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:42,625 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:42,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:42,688 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:42,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:43,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 1995 states and 2349 transitions. [2021-11-23 01:03:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1995 states and 2349 transitions. [2021-11-23 01:03:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:43,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:43,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:43,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:43,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:43,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:43,540 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:43,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:43,591 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:43,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:44,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:44,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:44,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1996 states and 2350 transitions. [2021-11-23 01:03:44,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1996 states and 2350 transitions. [2021-11-23 01:03:44,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:44,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:44,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:44,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:44,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:44,454 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:44,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:44,497 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:44,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 1997 states and 2351 transitions. [2021-11-23 01:03:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2351 transitions. [2021-11-23 01:03:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:45,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:45,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:45,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:45,379 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:45,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:45,427 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:45,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:46,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:46,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1998 states and 2352 transitions. [2021-11-23 01:03:46,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2352 transitions. [2021-11-23 01:03:46,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:46,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:46,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:46,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:46,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:46,415 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:46,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:46,463 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:46,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:47,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:47,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1999 states and 2353 transitions. [2021-11-23 01:03:47,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2353 transitions. [2021-11-23 01:03:47,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:47,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:47,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:47,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:47,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:47,479 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:47,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:47,548 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:47,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:48,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:48,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2354 states to 2000 states and 2354 transitions. [2021-11-23 01:03:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 2354 transitions. [2021-11-23 01:03:48,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:48,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:48,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:48,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:48,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:48,417 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:48,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:48,458 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:48,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:49,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:49,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:49,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2355 states to 2001 states and 2355 transitions. [2021-11-23 01:03:49,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 2355 transitions. [2021-11-23 01:03:49,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:49,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:49,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:49,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:49,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:49,345 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:49,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:49,390 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:49,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:50,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:50,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:50,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2356 states to 2002 states and 2356 transitions. [2021-11-23 01:03:50,220 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2356 transitions. [2021-11-23 01:03:50,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:50,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:50,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:50,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:50,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:50,302 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:50,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:50,349 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:50,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:51,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:51,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:51,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2357 states to 2003 states and 2357 transitions. [2021-11-23 01:03:51,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 2357 transitions. [2021-11-23 01:03:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:51,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:51,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:51,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:51,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:51,292 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:51,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:51,340 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:51,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:52,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 2004 states and 2358 transitions. [2021-11-23 01:03:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2358 transitions. [2021-11-23 01:03:52,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:52,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:52,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:52,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:52,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:52,359 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:52,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:52,398 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:52,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:53,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:53,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 2005 states and 2359 transitions. [2021-11-23 01:03:53,102 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 2359 transitions. [2021-11-23 01:03:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:53,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:53,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:53,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:53,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:53,180 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:53,181 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:53,221 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:53,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:53,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2360 states to 2006 states and 2360 transitions. [2021-11-23 01:03:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 2360 transitions. [2021-11-23 01:03:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:53,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:53,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:54,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:54,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:54,078 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:54,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:54,122 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:54,123 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:54,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2361 states to 2007 states and 2361 transitions. [2021-11-23 01:03:54,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 2361 transitions. [2021-11-23 01:03:54,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:54,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:54,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:55,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:55,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:55,026 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:55,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:55,072 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:55,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:55,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:55,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:55,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2362 states to 2008 states and 2362 transitions. [2021-11-23 01:03:55,889 INFO L276 IsEmpty]: Start isEmpty. Operand 2008 states and 2362 transitions. [2021-11-23 01:03:55,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:55,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:55,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:55,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:55,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:55,977 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:55,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:56,023 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:56,023 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:56,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:56,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2363 states to 2009 states and 2363 transitions. [2021-11-23 01:03:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 2363 transitions. [2021-11-23 01:03:56,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:56,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:56,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:56,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:56,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:56,936 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:56,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:56,976 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:56,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:57,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:57,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2364 states to 2010 states and 2364 transitions. [2021-11-23 01:03:57,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 2364 transitions. [2021-11-23 01:03:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:57,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:57,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:57,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:57,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:57,827 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:57,827 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:57,867 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:57,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:58,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:58,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:58,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 2011 states and 2365 transitions. [2021-11-23 01:03:58,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 2365 transitions. [2021-11-23 01:03:58,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:58,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:58,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:58,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:58,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:58,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:58,724 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:58,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:58,768 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:58,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:03:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:59,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:59,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2366 states to 2012 states and 2366 transitions. [2021-11-23 01:03:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 2366 transitions. [2021-11-23 01:03:59,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:03:59,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:59,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:59,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:59,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:03:59,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:03:59,677 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:03:59,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:03:59,724 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:03:59,724 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:00,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2013 states and 2367 transitions. [2021-11-23 01:04:00,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 2367 transitions. [2021-11-23 01:04:00,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:00,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:00,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:00,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:00,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:00,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:00,639 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:00,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:00,686 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:00,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:01,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:01,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2014 states and 2368 transitions. [2021-11-23 01:04:01,551 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2368 transitions. [2021-11-23 01:04:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:01,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:01,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:01,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:01,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:01,644 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:01,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:01,683 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:01,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:02,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:02,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:02,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2369 states to 2015 states and 2369 transitions. [2021-11-23 01:04:02,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2369 transitions. [2021-11-23 01:04:02,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:02,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:02,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:02,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:02,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:02,534 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:02,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:02,576 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:02,576 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2370 states to 2016 states and 2370 transitions. [2021-11-23 01:04:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 2370 transitions. [2021-11-23 01:04:03,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:03,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:03,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:03,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:03,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:03,480 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:03,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:03,524 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:03,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:04,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:04,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2371 states to 2017 states and 2371 transitions. [2021-11-23 01:04:04,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2371 transitions. [2021-11-23 01:04:04,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:04,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:04,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:04,413 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:04,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:04,430 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:04,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:04,478 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:04,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:05,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 2018 states and 2372 transitions. [2021-11-23 01:04:05,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2372 transitions. [2021-11-23 01:04:05,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:05,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:05,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:05,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:05,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:05,444 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:05,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:05,494 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:05,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:06,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 2019 states and 2373 transitions. [2021-11-23 01:04:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2019 states and 2373 transitions. [2021-11-23 01:04:06,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:06,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:06,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:06,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:06,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:06,473 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:06,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:06,513 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:06,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:07,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:07,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:07,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 2020 states and 2374 transitions. [2021-11-23 01:04:07,286 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 2374 transitions. [2021-11-23 01:04:07,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:07,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:07,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:07,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:07,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:07,371 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:07,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:07,413 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:07,414 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:08,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:08,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:08,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2375 states to 2021 states and 2375 transitions. [2021-11-23 01:04:08,219 INFO L276 IsEmpty]: Start isEmpty. Operand 2021 states and 2375 transitions. [2021-11-23 01:04:08,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:08,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:08,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:08,295 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:08,297 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:08,316 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:08,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:08,369 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:08,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:09,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:09,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:09,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 2022 states and 2376 transitions. [2021-11-23 01:04:09,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2022 states and 2376 transitions. [2021-11-23 01:04:09,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:09,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:09,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:09,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:09,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:09,307 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:09,307 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:09,355 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:09,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:10,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:10,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 2023 states and 2377 transitions. [2021-11-23 01:04:10,210 INFO L276 IsEmpty]: Start isEmpty. Operand 2023 states and 2377 transitions. [2021-11-23 01:04:10,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:10,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:10,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:10,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:10,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:10,297 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:10,297 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:10,345 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:10,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:11,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2378 states to 2024 states and 2378 transitions. [2021-11-23 01:04:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2378 transitions. [2021-11-23 01:04:11,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:11,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:11,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:11,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:11,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:11,330 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:11,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:11,370 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:11,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:12,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:12,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2379 states to 2025 states and 2379 transitions. [2021-11-23 01:04:12,128 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2379 transitions. [2021-11-23 01:04:12,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:12,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:12,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:12,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:12,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:12,209 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:12,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:12,250 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:12,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:12,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:13,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2380 states to 2026 states and 2380 transitions. [2021-11-23 01:04:13,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 2380 transitions. [2021-11-23 01:04:13,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:13,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:13,112 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:13,129 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:13,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:13,172 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:13,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:13,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2027 states and 2381 transitions. [2021-11-23 01:04:13,990 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2381 transitions. [2021-11-23 01:04:13,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:13,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:14,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:14,073 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:14,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:14,118 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:14,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:14,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:14,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2382 states to 2028 states and 2382 transitions. [2021-11-23 01:04:14,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2028 states and 2382 transitions. [2021-11-23 01:04:14,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:14,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:15,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:15,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:15,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:15,033 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:15,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:15,079 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:15,079 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:15,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:15,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2029 states and 2383 transitions. [2021-11-23 01:04:15,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2383 transitions. [2021-11-23 01:04:15,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:15,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:15,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:16,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:16,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:16,034 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:16,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:16,073 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:16,073 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:16,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2030 states and 2384 transitions. [2021-11-23 01:04:16,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2384 transitions. [2021-11-23 01:04:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:16,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:16,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:16,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:16,916 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:16,916 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:16,957 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:16,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:17,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:17,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2385 states to 2031 states and 2385 transitions. [2021-11-23 01:04:17,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2385 transitions. [2021-11-23 01:04:17,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:17,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:17,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:17,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:17,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:17,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:17,828 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:17,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:17,871 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:17,871 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:18,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2032 states and 2386 transitions. [2021-11-23 01:04:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2386 transitions. [2021-11-23 01:04:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:18,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:18,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:18,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:18,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:18,755 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:18,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:18,799 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:18,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:19,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:19,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 2033 states and 2387 transitions. [2021-11-23 01:04:19,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2387 transitions. [2021-11-23 01:04:19,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:19,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:19,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:19,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:19,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:19,705 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:19,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:19,750 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:19,750 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:20,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:20,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:20,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 2034 states and 2388 transitions. [2021-11-23 01:04:20,624 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2388 transitions. [2021-11-23 01:04:20,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:20,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:20,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:20,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:20,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:20,705 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:20,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:20,745 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:20,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:21,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:21,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:21,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2035 states and 2389 transitions. [2021-11-23 01:04:21,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 2389 transitions. [2021-11-23 01:04:21,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:21,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:21,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:21,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:21,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:21,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:21,600 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:21,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:21,643 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:21,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:22,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:22,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 2036 states and 2390 transitions. [2021-11-23 01:04:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 2036 states and 2390 transitions. [2021-11-23 01:04:22,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:22,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:22,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:22,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:22,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:22,531 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:22,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:22,593 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:22,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:23,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:23,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:23,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2391 states to 2037 states and 2391 transitions. [2021-11-23 01:04:23,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 2391 transitions. [2021-11-23 01:04:23,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:23,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:23,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:23,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:23,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:23,562 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:23,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:23,607 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:23,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:24,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:24,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:24,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2038 states and 2392 transitions. [2021-11-23 01:04:24,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2038 states and 2392 transitions. [2021-11-23 01:04:24,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:24,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:24,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:24,476 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:24,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:24,495 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:24,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:24,541 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:24,542 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:25,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:25,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:25,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2393 states to 2039 states and 2393 transitions. [2021-11-23 01:04:25,432 INFO L276 IsEmpty]: Start isEmpty. Operand 2039 states and 2393 transitions. [2021-11-23 01:04:25,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:25,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:25,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:25,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:25,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:25,516 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:25,516 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:25,559 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:25,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:26,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:26,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:26,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 2040 states and 2394 transitions. [2021-11-23 01:04:26,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2040 states and 2394 transitions. [2021-11-23 01:04:26,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:26,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:26,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:26,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:26,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:26,405 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:26,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:26,448 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:26,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:27,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:27,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2041 states and 2395 transitions. [2021-11-23 01:04:27,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 2395 transitions. [2021-11-23 01:04:27,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:27,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:27,267 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:27,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:27,283 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:27,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:27,327 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:27,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:28,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:28,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2396 states to 2042 states and 2396 transitions. [2021-11-23 01:04:28,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2042 states and 2396 transitions. [2021-11-23 01:04:28,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:28,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:28,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:28,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:28,229 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:28,229 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:28,274 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:28,274 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:29,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:29,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2043 states and 2397 transitions. [2021-11-23 01:04:29,087 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2397 transitions. [2021-11-23 01:04:29,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:29,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:29,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:29,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:29,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:29,170 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:29,171 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:29,219 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:29,219 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:30,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:30,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:30,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 2044 states and 2398 transitions. [2021-11-23 01:04:30,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2044 states and 2398 transitions. [2021-11-23 01:04:30,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:30,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:30,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:30,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:30,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:30,220 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:30,221 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:30,260 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:30,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:31,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 2045 states and 2399 transitions. [2021-11-23 01:04:31,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2045 states and 2399 transitions. [2021-11-23 01:04:31,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:31,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:31,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:31,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:31,115 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:31,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:31,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:31,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:31,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:31,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 2046 states and 2400 transitions. [2021-11-23 01:04:31,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2046 states and 2400 transitions. [2021-11-23 01:04:31,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:31,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:32,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:32,068 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:32,068 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:32,110 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:32,111 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2401 states to 2047 states and 2401 transitions. [2021-11-23 01:04:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2047 states and 2401 transitions. [2021-11-23 01:04:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:32,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:33,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:33,032 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:33,032 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:33,077 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:33,077 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:33,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:33,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:33,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 2048 states and 2402 transitions. [2021-11-23 01:04:33,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 2402 transitions. [2021-11-23 01:04:33,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:33,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:33,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:33,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:33,989 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:33,989 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:34,037 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:34,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:34,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2049 states and 2403 transitions. [2021-11-23 01:04:34,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2049 states and 2403 transitions. [2021-11-23 01:04:34,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:34,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:34,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:34,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:35,005 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:35,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:35,044 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:35,044 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:35,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:35,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:35,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 2050 states and 2404 transitions. [2021-11-23 01:04:35,809 INFO L276 IsEmpty]: Start isEmpty. Operand 2050 states and 2404 transitions. [2021-11-23 01:04:35,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:35,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:35,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:35,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:35,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:35,893 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:35,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:35,935 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:35,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:36,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:36,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2405 states to 2051 states and 2405 transitions. [2021-11-23 01:04:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2405 transitions. [2021-11-23 01:04:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:36,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:36,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:36,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:36,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:36,802 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:36,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:36,844 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:36,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:37,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2052 states and 2406 transitions. [2021-11-23 01:04:37,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2406 transitions. [2021-11-23 01:04:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:37,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:37,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:37,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:37,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:37,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:37,751 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:37,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:37,796 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:37,796 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:38,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:38,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 2053 states and 2407 transitions. [2021-11-23 01:04:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 2407 transitions. [2021-11-23 01:04:38,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:38,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:38,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:38,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:38,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:38,725 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:38,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:38,771 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:38,771 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:39,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:39,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2408 states to 2054 states and 2408 transitions. [2021-11-23 01:04:39,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 2408 transitions. [2021-11-23 01:04:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:39,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:39,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:39,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:39,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:39,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:39,729 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:39,729 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:39,769 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:39,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:40,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:40,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:40,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 2055 states and 2409 transitions. [2021-11-23 01:04:40,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 2409 transitions. [2021-11-23 01:04:40,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:40,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:40,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:40,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:40,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:40,611 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:40,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:40,652 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:40,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:41,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2056 states and 2410 transitions. [2021-11-23 01:04:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2056 states and 2410 transitions. [2021-11-23 01:04:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:41,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:41,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:41,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:41,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:41,518 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:41,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:41,561 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:41,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:42,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:42,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:42,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2057 states and 2411 transitions. [2021-11-23 01:04:42,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2057 states and 2411 transitions. [2021-11-23 01:04:42,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:42,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:42,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:42,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:42,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:42,447 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:42,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:42,491 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:42,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:43,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2412 states to 2058 states and 2412 transitions. [2021-11-23 01:04:43,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2058 states and 2412 transitions. [2021-11-23 01:04:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:43,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:43,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:43,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:43,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:43,416 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:43,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:43,463 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:43,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:44,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:44,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:44,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2059 states and 2413 transitions. [2021-11-23 01:04:44,305 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 2413 transitions. [2021-11-23 01:04:44,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:44,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:44,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:44,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:44,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:44,392 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:44,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:44,431 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:44,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:45,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:45,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 2060 states and 2414 transitions. [2021-11-23 01:04:45,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 2414 transitions. [2021-11-23 01:04:45,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:45,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:45,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:45,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:45,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:45,288 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:45,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:45,328 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:45,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:46,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:46,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:46,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 2061 states and 2415 transitions. [2021-11-23 01:04:46,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2415 transitions. [2021-11-23 01:04:46,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:46,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:46,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:46,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:46,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:46,186 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:46,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:46,231 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:46,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:47,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:47,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2062 states and 2416 transitions. [2021-11-23 01:04:47,063 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 2416 transitions. [2021-11-23 01:04:47,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:47,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:47,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:47,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:47,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:47,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:47,147 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:47,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:47,192 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:47,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:47,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:48,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2063 states and 2417 transitions. [2021-11-23 01:04:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2063 states and 2417 transitions. [2021-11-23 01:04:48,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:48,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:48,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:48,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:48,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:48,110 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:48,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:48,157 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:48,157 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:48,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2064 states and 2418 transitions. [2021-11-23 01:04:49,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2418 transitions. [2021-11-23 01:04:49,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:49,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:49,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:49,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:49,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:49,100 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:49,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:49,141 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:49,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:49,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:49,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:49,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 2065 states and 2419 transitions. [2021-11-23 01:04:49,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2419 transitions. [2021-11-23 01:04:49,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:49,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:49,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:49,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:49,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:49,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:49,991 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:49,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:50,033 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:50,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:50,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:50,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2066 states and 2420 transitions. [2021-11-23 01:04:50,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2066 states and 2420 transitions. [2021-11-23 01:04:50,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:50,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:50,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:50,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:50,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:50,903 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:50,903 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:50,945 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:50,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:51,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:51,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:51,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2421 states to 2067 states and 2421 transitions. [2021-11-23 01:04:51,783 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2421 transitions. [2021-11-23 01:04:51,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:51,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:51,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:51,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:51,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:51,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:51,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:51,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:51,912 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:51,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:52,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:52,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:52,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2068 states and 2422 transitions. [2021-11-23 01:04:52,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2422 transitions. [2021-11-23 01:04:52,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:52,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:52,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:52,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:52,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:52,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:52,845 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:52,845 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:52,892 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:52,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:53,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2423 states to 2069 states and 2423 transitions. [2021-11-23 01:04:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2423 transitions. [2021-11-23 01:04:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:53,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:53,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:53,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:53,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:53,830 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:53,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:53,868 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:53,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:54,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2424 states to 2070 states and 2424 transitions. [2021-11-23 01:04:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 2424 transitions. [2021-11-23 01:04:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:54,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:54,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:54,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:54,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:54,736 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:54,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:54,778 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:54,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:55,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:55,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:55,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2071 states and 2425 transitions. [2021-11-23 01:04:55,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 2425 transitions. [2021-11-23 01:04:55,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:55,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:55,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:55,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:55,688 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:55,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:55,732 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:55,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:56,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:56,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2072 states and 2426 transitions. [2021-11-23 01:04:56,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2072 states and 2426 transitions. [2021-11-23 01:04:56,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:56,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:56,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:56,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:56,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:56,653 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:56,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:56,699 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:56,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:57,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:57,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:57,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 2073 states and 2427 transitions. [2021-11-23 01:04:57,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2073 states and 2427 transitions. [2021-11-23 01:04:57,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:57,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:57,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:57,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:57,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:57,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:57,635 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:57,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:57,685 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:57,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:58,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:58,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:58,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 2074 states and 2428 transitions. [2021-11-23 01:04:58,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2074 states and 2428 transitions. [2021-11-23 01:04:58,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:58,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:58,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:58,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:58,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:58,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:58,643 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:58,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:58,684 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:58,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:04:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:59,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:59,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2429 states to 2075 states and 2429 transitions. [2021-11-23 01:04:59,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2075 states and 2429 transitions. [2021-11-23 01:04:59,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:04:59,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:59,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:59,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:04:59,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:04:59,554 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:04:59,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:04:59,600 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:04:59,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:00,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:00,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:00,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2076 states and 2430 transitions. [2021-11-23 01:05:00,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 2430 transitions. [2021-11-23 01:05:00,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:00,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:00,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:00,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:00,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:00,501 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:00,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:00,545 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:00,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:01,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:01,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2077 states and 2431 transitions. [2021-11-23 01:05:01,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2431 transitions. [2021-11-23 01:05:01,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:01,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:01,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:01,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:01,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:01,488 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:01,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:01,536 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:01,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:02,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2432 states to 2078 states and 2432 transitions. [2021-11-23 01:05:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2432 transitions. [2021-11-23 01:05:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:02,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:02,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:02,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:02,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:02,566 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:02,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:02,618 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:02,618 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:03,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2079 states and 2433 transitions. [2021-11-23 01:05:03,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2079 states and 2433 transitions. [2021-11-23 01:05:03,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:03,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:03,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:03,555 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:03,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:03,573 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:03,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:03,623 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:03,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:04,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 2080 states and 2434 transitions. [2021-11-23 01:05:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 2434 transitions. [2021-11-23 01:05:04,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:04,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:04,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:04,425 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:04,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:04,443 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:04,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:04,485 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:04,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:05,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:05,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:05,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2081 states and 2435 transitions. [2021-11-23 01:05:05,290 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 2435 transitions. [2021-11-23 01:05:05,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:05,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:05,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:05,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:05,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:05,375 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:05,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:05,418 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:05,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:06,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:06,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:06,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2436 states to 2082 states and 2436 transitions. [2021-11-23 01:05:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2436 transitions. [2021-11-23 01:05:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:06,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:06,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:06,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:06,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:06,425 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:06,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:06,483 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:06,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:07,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:07,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2437 states to 2083 states and 2437 transitions. [2021-11-23 01:05:07,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2437 transitions. [2021-11-23 01:05:07,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:07,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:07,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:07,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:07,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:07,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:07,407 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:07,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:07,454 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:07,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:08,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:08,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:08,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2438 states to 2084 states and 2438 transitions. [2021-11-23 01:05:08,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 2438 transitions. [2021-11-23 01:05:08,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:08,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:08,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:08,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:08,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:08,324 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:08,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:08,364 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:08,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:09,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:09,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:09,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2085 states and 2439 transitions. [2021-11-23 01:05:09,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2085 states and 2439 transitions. [2021-11-23 01:05:09,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:09,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:09,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:09,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:09,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:09,217 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:09,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:09,259 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:09,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:09,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:10,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:10,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2086 states and 2440 transitions. [2021-11-23 01:05:10,031 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 2440 transitions. [2021-11-23 01:05:10,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:10,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:10,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:10,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:10,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:10,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:10,116 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:10,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:10,160 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:10,160 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:10,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:10,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:10,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2087 states and 2441 transitions. [2021-11-23 01:05:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 2441 transitions. [2021-11-23 01:05:10,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:10,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:10,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:11,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:11,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:11,067 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:11,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:11,116 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:11,116 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:11,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:11,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 2088 states and 2442 transitions. [2021-11-23 01:05:11,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2442 transitions. [2021-11-23 01:05:11,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:11,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:11,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:12,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:12,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:12,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:12,062 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:12,062 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:12,109 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:12,110 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:12,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:12,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:12,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2089 states and 2443 transitions. [2021-11-23 01:05:12,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2443 transitions. [2021-11-23 01:05:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:12,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:12,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:12,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:12,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:13,004 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:13,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:13,046 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:13,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:13,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:13,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:13,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2444 states to 2090 states and 2444 transitions. [2021-11-23 01:05:13,832 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 2444 transitions. [2021-11-23 01:05:13,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:13,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:13,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:13,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:13,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:13,917 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:13,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:13,959 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:13,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:14,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:14,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2091 states and 2445 transitions. [2021-11-23 01:05:14,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2445 transitions. [2021-11-23 01:05:14,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:14,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:14,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:14,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:14,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:14,857 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:14,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:14,902 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:14,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:15,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2092 states and 2446 transitions. [2021-11-23 01:05:15,760 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2446 transitions. [2021-11-23 01:05:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:15,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:15,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:15,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:15,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:15,849 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:15,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:15,895 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:15,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:16,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:16,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2093 states and 2447 transitions. [2021-11-23 01:05:16,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2093 states and 2447 transitions. [2021-11-23 01:05:16,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:16,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:16,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:16,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:16,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:16,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:16,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:16,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:16,914 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:16,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:17,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:17,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2448 states to 2094 states and 2448 transitions. [2021-11-23 01:05:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2448 transitions. [2021-11-23 01:05:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:17,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:17,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:17,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:17,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:17,840 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:17,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:17,878 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:17,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:18,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:18,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:18,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2449 states to 2095 states and 2449 transitions. [2021-11-23 01:05:18,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 2449 transitions. [2021-11-23 01:05:18,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:18,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:18,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:18,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:18,743 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:18,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:18,786 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:18,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:19,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:19,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2450 states to 2096 states and 2450 transitions. [2021-11-23 01:05:19,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 2450 transitions. [2021-11-23 01:05:19,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:19,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:19,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:19,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:19,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:19,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:19,705 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:19,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:19,752 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:19,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:20,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:20,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2451 states to 2097 states and 2451 transitions. [2021-11-23 01:05:20,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 2451 transitions. [2021-11-23 01:05:20,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:20,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:20,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:20,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:20,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:20,693 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:20,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:20,739 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:20,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:21,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:21,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:21,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 2098 states and 2452 transitions. [2021-11-23 01:05:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 2452 transitions. [2021-11-23 01:05:21,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:21,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:21,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:21,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:21,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:21,652 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:21,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:21,698 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:21,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:22,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:22,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:22,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2453 states to 2099 states and 2453 transitions. [2021-11-23 01:05:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 2099 states and 2453 transitions. [2021-11-23 01:05:22,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:22,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:22,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:22,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:22,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:22,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:22,642 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:22,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:22,687 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:22,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:23,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:23,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:23,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2100 states and 2454 transitions. [2021-11-23 01:05:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2454 transitions. [2021-11-23 01:05:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:23,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:23,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:23,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:23,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:23,513 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:23,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:23,553 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:23,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:24,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:24,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:24,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2455 states to 2101 states and 2455 transitions. [2021-11-23 01:05:24,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2101 states and 2455 transitions. [2021-11-23 01:05:24,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:24,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:24,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:24,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:24,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:24,402 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:24,403 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:24,445 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:24,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:25,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:25,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:25,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2102 states and 2456 transitions. [2021-11-23 01:05:25,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 2456 transitions. [2021-11-23 01:05:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:25,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:25,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:25,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:25,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:25,371 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:25,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:25,419 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:25,419 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:26,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:26,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:26,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 2103 states and 2457 transitions. [2021-11-23 01:05:26,350 INFO L276 IsEmpty]: Start isEmpty. Operand 2103 states and 2457 transitions. [2021-11-23 01:05:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:26,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:26,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:26,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:26,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:26,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:26,436 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:26,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:26,486 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:26,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:27,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:27,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 2104 states and 2458 transitions. [2021-11-23 01:05:27,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2104 states and 2458 transitions. [2021-11-23 01:05:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:27,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:27,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:27,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:27,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:27,386 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:27,386 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:27,426 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:27,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:28,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:28,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2459 states to 2105 states and 2459 transitions. [2021-11-23 01:05:28,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2105 states and 2459 transitions. [2021-11-23 01:05:28,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:28,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:28,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:28,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:28,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:28,289 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:28,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:28,332 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:28,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:29,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:29,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2460 states to 2106 states and 2460 transitions. [2021-11-23 01:05:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 2460 transitions. [2021-11-23 01:05:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:29,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:29,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:29,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:29,248 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:29,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:29,294 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:29,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:30,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 2107 states and 2461 transitions. [2021-11-23 01:05:30,169 INFO L276 IsEmpty]: Start isEmpty. Operand 2107 states and 2461 transitions. [2021-11-23 01:05:30,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:30,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:30,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:30,259 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:30,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:30,308 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:30,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:31,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:31,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2462 states to 2108 states and 2462 transitions. [2021-11-23 01:05:31,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2108 states and 2462 transitions. [2021-11-23 01:05:31,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:31,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:31,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:31,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:31,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:31,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:31,304 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:31,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:31,356 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:31,356 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:32,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:32,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2463 states to 2109 states and 2463 transitions. [2021-11-23 01:05:32,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 2463 transitions. [2021-11-23 01:05:32,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:32,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:32,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:32,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:32,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:32,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:32,255 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:32,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:32,305 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:32,305 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:33,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:33,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:33,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2110 states and 2464 transitions. [2021-11-23 01:05:33,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2110 states and 2464 transitions. [2021-11-23 01:05:33,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:33,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:33,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:33,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:33,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:33,205 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:33,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:33,248 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:33,248 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:33,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:34,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:34,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2465 states to 2111 states and 2465 transitions. [2021-11-23 01:05:34,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 2465 transitions. [2021-11-23 01:05:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:34,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:34,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:34,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:34,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:34,114 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:34,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:34,163 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:34,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:35,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2466 states to 2112 states and 2466 transitions. [2021-11-23 01:05:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 2112 states and 2466 transitions. [2021-11-23 01:05:35,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:35,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:35,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:35,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:35,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:35,149 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:35,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:35,194 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:35,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:36,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:36,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 2113 states and 2467 transitions. [2021-11-23 01:05:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 2467 transitions. [2021-11-23 01:05:36,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:36,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:36,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:36,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:36,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:36,205 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:36,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:36,250 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:36,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:36,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 2114 states and 2468 transitions. [2021-11-23 01:05:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2468 transitions. [2021-11-23 01:05:37,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:37,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:37,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:37,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:37,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:37,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:37,134 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:37,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:37,175 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:37,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:37,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:37,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:37,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2469 states to 2115 states and 2469 transitions. [2021-11-23 01:05:37,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2115 states and 2469 transitions. [2021-11-23 01:05:37,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:37,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:37,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:38,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:38,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:38,054 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:38,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:38,097 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:38,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:38,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:38,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2116 states and 2470 transitions. [2021-11-23 01:05:38,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 2470 transitions. [2021-11-23 01:05:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:38,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:38,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:38,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:38,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:39,008 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:39,008 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:39,051 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:39,051 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:39,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:39,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:39,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2117 states and 2471 transitions. [2021-11-23 01:05:39,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 2471 transitions. [2021-11-23 01:05:39,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:39,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:39,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:39,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:39,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:39,986 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:39,987 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:40,033 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:40,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:40,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:40,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2118 states and 2472 transitions. [2021-11-23 01:05:40,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 2472 transitions. [2021-11-23 01:05:40,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:40,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:40,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:40,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:40,986 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:41,003 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:41,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:41,053 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:41,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:41,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:41,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:41,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2119 states and 2473 transitions. [2021-11-23 01:05:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 2119 states and 2473 transitions. [2021-11-23 01:05:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:41,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:41,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:41,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:41,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:41,925 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:41,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:41,967 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:41,967 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:42,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:42,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2120 states and 2474 transitions. [2021-11-23 01:05:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2474 transitions. [2021-11-23 01:05:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:42,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:42,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:42,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:42,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:42,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:42,863 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:42,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:42,905 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:42,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:43,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2475 states to 2121 states and 2475 transitions. [2021-11-23 01:05:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2121 states and 2475 transitions. [2021-11-23 01:05:43,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:43,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:43,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:43,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:43,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:43,802 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:43,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:43,848 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:43,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:44,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:44,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2122 states and 2476 transitions. [2021-11-23 01:05:44,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 2476 transitions. [2021-11-23 01:05:44,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:44,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:44,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:44,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:44,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:44,785 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:44,785 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:44,833 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:44,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:45,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:45,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:45,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2477 states to 2123 states and 2477 transitions. [2021-11-23 01:05:45,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2123 states and 2477 transitions. [2021-11-23 01:05:45,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:45,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:45,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:45,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:45,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:45,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:45,838 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:45,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:45,888 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:45,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:46,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2124 states and 2478 transitions. [2021-11-23 01:05:46,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2124 states and 2478 transitions. [2021-11-23 01:05:46,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:46,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:46,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:46,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:46,743 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:46,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:46,759 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:46,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:46,800 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:46,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:47,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:47,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:47,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2125 states and 2479 transitions. [2021-11-23 01:05:47,583 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 2479 transitions. [2021-11-23 01:05:47,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:47,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:47,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:47,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:47,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:47,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:47,666 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:47,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:47,708 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:47,708 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:48,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2480 states to 2126 states and 2480 transitions. [2021-11-23 01:05:48,521 INFO L276 IsEmpty]: Start isEmpty. Operand 2126 states and 2480 transitions. [2021-11-23 01:05:48,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:48,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:48,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:48,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:48,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:48,605 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:48,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:48,649 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:48,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:49,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:49,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2481 states to 2127 states and 2481 transitions. [2021-11-23 01:05:49,509 INFO L276 IsEmpty]: Start isEmpty. Operand 2127 states and 2481 transitions. [2021-11-23 01:05:49,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:49,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:49,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:49,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:49,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:49,594 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:49,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:49,640 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:49,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:50,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:50,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2482 states to 2128 states and 2482 transitions. [2021-11-23 01:05:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 2128 states and 2482 transitions. [2021-11-23 01:05:50,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:50,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:50,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:50,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:50,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:50,593 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:50,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:50,648 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:50,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:51,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:51,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2483 states to 2129 states and 2483 transitions. [2021-11-23 01:05:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2129 states and 2483 transitions. [2021-11-23 01:05:51,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:51,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:51,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:51,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:51,497 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:51,513 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:51,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:51,555 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:51,555 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:52,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:52,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2484 states to 2130 states and 2484 transitions. [2021-11-23 01:05:52,331 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2484 transitions. [2021-11-23 01:05:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:52,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:52,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:52,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:52,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:52,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:52,444 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:52,444 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:52,499 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:52,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:53,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:53,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:53,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2485 states to 2131 states and 2485 transitions. [2021-11-23 01:05:53,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2131 states and 2485 transitions. [2021-11-23 01:05:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:53,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:53,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:53,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:53,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:53,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:53,440 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:53,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:53,483 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:53,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:54,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2486 states to 2132 states and 2486 transitions. [2021-11-23 01:05:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2132 states and 2486 transitions. [2021-11-23 01:05:54,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:54,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:54,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:54,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:54,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:54,421 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:54,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:54,469 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:54,469 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:55,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:55,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2487 states to 2133 states and 2487 transitions. [2021-11-23 01:05:55,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2133 states and 2487 transitions. [2021-11-23 01:05:55,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:55,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:55,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:55,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:55,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:55,444 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:55,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:55,484 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:55,484 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:56,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:56,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:56,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2488 states to 2134 states and 2488 transitions. [2021-11-23 01:05:56,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2134 states and 2488 transitions. [2021-11-23 01:05:56,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:56,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:56,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:56,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:56,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:56,364 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:56,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:56,403 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:56,404 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:57,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:57,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2489 states to 2135 states and 2489 transitions. [2021-11-23 01:05:57,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2489 transitions. [2021-11-23 01:05:57,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:57,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:57,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:57,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:57,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:57,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:57,294 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:57,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:57,340 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:57,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:58,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:58,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:58,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2136 states and 2490 transitions. [2021-11-23 01:05:58,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2136 states and 2490 transitions. [2021-11-23 01:05:58,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:58,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:58,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:58,259 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:58,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:58,278 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:58,278 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:58,323 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:58,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:05:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:59,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:59,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2491 states to 2137 states and 2491 transitions. [2021-11-23 01:05:59,181 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2491 transitions. [2021-11-23 01:05:59,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:05:59,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:59,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:59,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:05:59,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:05:59,268 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:05:59,268 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:05:59,314 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:05:59,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:00,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:00,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:00,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2492 states to 2138 states and 2492 transitions. [2021-11-23 01:06:00,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2138 states and 2492 transitions. [2021-11-23 01:06:00,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:00,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:00,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:00,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:00,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:00,284 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:00,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:00,326 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:00,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:01,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:01,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2493 states to 2139 states and 2493 transitions. [2021-11-23 01:06:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2139 states and 2493 transitions. [2021-11-23 01:06:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:01,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:01,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:01,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:01,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:01,202 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:01,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:01,243 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:01,243 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:02,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2140 states and 2494 transitions. [2021-11-23 01:06:02,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2494 transitions. [2021-11-23 01:06:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:02,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:02,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:02,139 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:02,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:02,183 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:02,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:03,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:03,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2495 states to 2141 states and 2495 transitions. [2021-11-23 01:06:03,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2141 states and 2495 transitions. [2021-11-23 01:06:03,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:03,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:03,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:03,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:03,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:03,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:03,107 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:03,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:03,154 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:03,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:03,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:04,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:04,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2496 states to 2142 states and 2496 transitions. [2021-11-23 01:06:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2496 transitions. [2021-11-23 01:06:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:04,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:04,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:04,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:04,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:04,125 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:04,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:04,176 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:04,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2497 states to 2143 states and 2497 transitions. [2021-11-23 01:06:05,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2143 states and 2497 transitions. [2021-11-23 01:06:05,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:05,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:05,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:05,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:05,178 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:05,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:05,217 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:05,217 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:06,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2498 states to 2144 states and 2498 transitions. [2021-11-23 01:06:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 2498 transitions. [2021-11-23 01:06:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:06,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:06,142 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:06,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:06,184 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:06,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:06,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:06,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:06,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2499 states to 2145 states and 2499 transitions. [2021-11-23 01:06:06,997 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2499 transitions. [2021-11-23 01:06:06,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:06,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:06,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:07,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:07,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:07,085 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:07,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:07,132 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:07,132 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:07,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:07,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2500 states to 2146 states and 2500 transitions. [2021-11-23 01:06:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2500 transitions. [2021-11-23 01:06:07,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:07,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:07,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:08,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:08,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:08,071 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:08,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:08,117 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:08,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:08,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:08,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2147 states and 2501 transitions. [2021-11-23 01:06:08,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2147 states and 2501 transitions. [2021-11-23 01:06:08,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:08,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:08,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:09,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:09,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:09,072 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:09,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:09,117 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:09,118 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:10,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2148 states and 2502 transitions. [2021-11-23 01:06:10,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2148 states and 2502 transitions. [2021-11-23 01:06:10,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:10,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,140 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:10,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:10,157 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:10,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:10,198 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:10,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:10,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2149 states and 2503 transitions. [2021-11-23 01:06:10,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2149 states and 2503 transitions. [2021-11-23 01:06:10,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:10,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,067 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:11,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:11,109 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:11,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:11,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:11,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2150 states and 2504 transitions. [2021-11-23 01:06:11,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2150 states and 2504 transitions. [2021-11-23 01:06:11,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:11,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:11,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:11,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:11,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:11,997 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:11,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:12,040 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:12,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:12,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:12,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:12,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2505 states to 2151 states and 2505 transitions. [2021-11-23 01:06:12,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2505 transitions. [2021-11-23 01:06:12,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:12,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:12,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:12,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:12,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:12,940 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:12,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:12,984 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:12,984 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:13,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:13,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2152 states and 2506 transitions. [2021-11-23 01:06:13,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2152 states and 2506 transitions. [2021-11-23 01:06:13,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:13,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:13,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:13,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:13,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:13,931 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:13,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:13,978 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:13,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:14,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:14,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:14,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 2153 states and 2507 transitions. [2021-11-23 01:06:14,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 2507 transitions. [2021-11-23 01:06:14,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:14,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:14,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:14,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:14,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:14,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:14,955 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:14,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:14,993 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:14,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:15,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2154 states and 2508 transitions. [2021-11-23 01:06:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2154 states and 2508 transitions. [2021-11-23 01:06:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:15,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:15,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:15,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:15,872 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:15,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:15,888 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:15,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:15,929 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:15,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:16,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:16,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:16,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 2155 states and 2509 transitions. [2021-11-23 01:06:16,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2509 transitions. [2021-11-23 01:06:16,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:16,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:16,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:16,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:16,796 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:16,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:16,814 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:16,814 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:16,857 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:16,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:17,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:17,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2510 states to 2156 states and 2510 transitions. [2021-11-23 01:06:17,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 2510 transitions. [2021-11-23 01:06:17,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:17,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:17,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:17,780 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:17,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:17,829 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:17,829 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:18,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2511 states to 2157 states and 2511 transitions. [2021-11-23 01:06:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 2511 transitions. [2021-11-23 01:06:18,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:18,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:18,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:18,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:18,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:18,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:18,801 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:18,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:18,848 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:18,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:19,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:19,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:19,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2158 states and 2512 transitions. [2021-11-23 01:06:19,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2158 states and 2512 transitions. [2021-11-23 01:06:19,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:19,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:19,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:19,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:19,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:19,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:19,867 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:19,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:19,906 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:19,906 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:20,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:20,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2513 states to 2159 states and 2513 transitions. [2021-11-23 01:06:20,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2159 states and 2513 transitions. [2021-11-23 01:06:20,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:20,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:20,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:20,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:20,782 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:20,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:20,824 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:20,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:21,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:21,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:21,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2160 states and 2514 transitions. [2021-11-23 01:06:21,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2514 transitions. [2021-11-23 01:06:21,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:21,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:21,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:21,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:21,679 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:21,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:21,721 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:21,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:22,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2515 states to 2161 states and 2515 transitions. [2021-11-23 01:06:22,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 2515 transitions. [2021-11-23 01:06:22,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:22,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:22,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:22,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:22,636 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:22,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:22,684 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:22,684 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:23,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:23,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:23,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 2162 states and 2516 transitions. [2021-11-23 01:06:23,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2162 states and 2516 transitions. [2021-11-23 01:06:23,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:23,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:23,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:23,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:23,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:23,654 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:23,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:23,701 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:23,701 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:24,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:24,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2517 states to 2163 states and 2517 transitions. [2021-11-23 01:06:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2163 states and 2517 transitions. [2021-11-23 01:06:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:24,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:24,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:24,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:24,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:24,697 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:24,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:24,737 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:24,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:25,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:25,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:25,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2164 states and 2518 transitions. [2021-11-23 01:06:25,555 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 2518 transitions. [2021-11-23 01:06:25,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:25,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:25,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:25,636 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:25,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:25,652 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:25,652 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:25,693 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:25,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:26,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:26,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:26,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 2165 states and 2519 transitions. [2021-11-23 01:06:26,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2165 states and 2519 transitions. [2021-11-23 01:06:26,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:26,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:26,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:26,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:26,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:26,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:26,597 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:26,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:26,641 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:26,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:27,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:27,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2166 states and 2520 transitions. [2021-11-23 01:06:27,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 2520 transitions. [2021-11-23 01:06:27,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:27,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:27,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:27,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:27,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:27,520 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:27,520 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:27,568 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:27,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:28,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2521 states to 2167 states and 2521 transitions. [2021-11-23 01:06:28,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 2521 transitions. [2021-11-23 01:06:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:28,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:28,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:28,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:28,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:28,535 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:28,535 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:28,585 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:28,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:29,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:29,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:29,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2168 states and 2522 transitions. [2021-11-23 01:06:29,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2522 transitions. [2021-11-23 01:06:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:29,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:29,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:29,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:29,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:29,591 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:29,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:29,631 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:29,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:30,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:30,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:30,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2523 states to 2169 states and 2523 transitions. [2021-11-23 01:06:30,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2523 transitions. [2021-11-23 01:06:30,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:30,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:30,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:30,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:30,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:30,494 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:30,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:30,549 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:30,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:31,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2524 states to 2170 states and 2524 transitions. [2021-11-23 01:06:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2524 transitions. [2021-11-23 01:06:31,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:31,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:31,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:31,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:31,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:31,433 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:31,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:31,477 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:31,477 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:32,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:32,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2525 states to 2171 states and 2525 transitions. [2021-11-23 01:06:32,332 INFO L276 IsEmpty]: Start isEmpty. Operand 2171 states and 2525 transitions. [2021-11-23 01:06:32,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:32,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:32,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:32,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:32,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:32,428 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:32,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:32,472 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:32,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:33,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:33,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:33,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2172 states and 2526 transitions. [2021-11-23 01:06:33,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2172 states and 2526 transitions. [2021-11-23 01:06:33,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:33,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:33,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:33,359 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:33,360 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:33,377 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:33,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:33,425 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:33,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:34,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:34,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:34,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2173 states and 2527 transitions. [2021-11-23 01:06:34,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 2527 transitions. [2021-11-23 01:06:34,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:34,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:34,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:34,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:34,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:34,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:34,395 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:34,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:34,435 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:34,435 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:35,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2174 states and 2528 transitions. [2021-11-23 01:06:35,240 INFO L276 IsEmpty]: Start isEmpty. Operand 2174 states and 2528 transitions. [2021-11-23 01:06:35,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:06:35,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:35,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 01:06:35,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:06:35,322 INFO L354 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2021-11-23 01:06:35,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2021-11-23 01:06:35,362 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-23 01:06:35,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 21 treesize of output 26 [2021-11-23 01:06:36,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.